/* eslint-disable vars-on-top */
/**
 * Client UI Javascript for the Calendar plugin
 *
 * @author Lazlo Westerhof <hello@lazlo.me>
 * @author Thomas Bruederli <bruederli@kolabsys.com>
 *
 * @licstart  The following is the entire license notice for the
 * JavaScript code in this file.
 *
 * Copyright (C) 2010, Lazlo Westerhof <hello@lazlo.me>
 * Copyright (C) 2014-2015, Kolab Systems AG <contact@kolabsys.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * @licend  The above is the entire license notice
 * for the JavaScript code in this file.
 */

// Roundcube calendar UI client class
function rcube_calendar_ui(settings) {
  // extend base class
  rcube_calendar.call(this, settings);

  /***  member vars  ***/
  this.is_loading = false;
  this.selected_event = null;
  this.selected_calendar = null;
  this.search_request = null;
  this.saving_lock = null;
  this.calendars = {};
  this.quickview_sources = [];

  //Pamela
  /** Contst private vars */
  const width_modal_event = 700;

  /***  private vars  ***/
  var DAY_MS = 86400000;
  var HOUR_MS = 3600000;
  var me = this;
  var day_clicked = (day_clicked_ts = 0);
  var ignore_click = false;
  var event_defaults = { free_busy: 'busy', alarms: '' };
  var event_attendees = [];
  var calendars_list;
  var calenders_search_list;
  var calenders_search_container;
  var search_calendars = {};
  var attendees_list;
  var resources_list;
  var resources_treelist;
  var resources_data = {};
  var resources_index = [];
  var resource_owners = {};
  var resources_events_source = { url: null, editable: false };
  var freebusy_ui = { workinhoursonly: false, needsupdate: false };
  var freebusy_data = {};
  var current_view = null;
  var count_sources = [];
  var event_sources = [];
  var exec_deferred = 1;
  var sensitivitylabels = {
    public: rcmail.gettext('public', 'calendar'),
    private: rcmail.gettext('private', 'calendar'),
    confidential: rcmail.gettext('confidential', 'calendar'),
  };
  var ui_loading = rcmail.set_busy(true, 'loading');

  // global fullcalendar settings
  var fullcalendar_defaults = {
    theme: false,
    aspectRatio: 1,
    timezone: false, // will treat the given date strings as in local (browser's) timezone
    monthNames: settings.months,
    monthNamesShort: settings.months_short,
    dayNames: settings.days,
    dayNamesShort: settings.days_short,
    weekNumbers: settings.show_weekno > 0,
    // PAMELA - Mode assistantes
    slotEventOverlap: false,
    // MANTIS 0006486: Bug du numéro de semaine dans le fullcalendar de l'agenda
    weekNumberCalculation: 'ISO',
    weekNumberTitle: rcmail.gettext('weekshort', 'calendar') + ' ',
    firstDay: settings.first_day,
    firstHour: settings.first_hour,
    slotDuration: { minutes: 60 / settings.timeslots },
    businessHours: {
      start: settings.work_start + ':00',
      end: settings.work_end + ':00',
    },
    scrollTime: settings.first_hour + ':00',
    views: {
      list: {
        titleFormat: settings.dates_long,
        listDayFormat: settings.date_long,
        visibleRange: function (currentDate) {
          return {
            start: currentDate.clone(),
            end: currentDate.clone().add(settings.agenda_range, 'days'),
          };
        },
      },
      month: {
        columnFormat: 'ddd', // Mon
        titleFormat: 'MMMM YYYY',
        eventLimit: 4,
      },
      monthWork: {
        columnFormat: 'ddd', // Mon
        titleFormat: 'MMMM YYYY',
        eventLimit: 4,
        hiddenDays: [0, 6],
      },
      // PAMELA - View week days of work
      agendaWork: {
        columnFormat: 'ddd ' + settings.date_short, // Mon 9/7
        titleFormat: settings.dates_long,
        hiddenDays: [0, 6],
        // Problème avec les journées entières
        eventLimit: 4,
      },
      // PAMELA - Fullcalendar premium
      agendaResource: {
        columnFormat: 'ddd ' + settings.date_short, // Mon 9/7
        titleFormat: settings.dates_long,
        hiddenDays: [0, 6],
        groupByResource: true,
      },
      timelineWeek: {
        type: 'timeline',
        duration: { weeks: 1 },
        hiddenDays: [0, 6],
        slotDuration: { days: 1 },
        slotLabelFormat: 'ddd ' + settings.date_short,
      },
      agendaTwoDay: {
        type: 'agenda',
        duration: { days: 2 },
        columnFormat: 'ddd ' + settings.date_short, // Mon 9/7
        groupByResource: true,
        groupByDateAndResource: true,
        // PAMELA - Problème avec les journées entières
        eventLimit: 4,
      },
      agendaThreeDay: {
        type: 'agenda',
        duration: { days: 3 },
        columnFormat: 'ddd ' + settings.date_short, // Mon 9/7
        groupByResource: true,
        groupByDateAndResource: true,
        // PAMELA - Problème avec les journées entières
        eventLimit: 4,
      },
      week: {
        columnFormat: 'ddd ' + settings.date_short, // Mon 9/7
        titleFormat: settings.dates_long,
        // PAMELA - Problème avec les journées entières
        eventLimit: 4,
      },
      day: {
        columnFormat: 'dddd ' + settings.date_short, // Monday 9/7
        titleFormat: 'dddd ' + settings.date_long,
        // PAMELA - Problème avec les journées entières
        eventLimit: 4,
      },
    },
    timeFormat: settings.time_format,
    slotLabelFormat: settings.time_format,
    defaultView: rcmail.env.view || settings.default_view,
    allDayText: rcmail.gettext('all-day', 'calendar'),
    buttonText: {
      today: settings['today'],
      timelineDay: rcmail.gettext('timelineday', 'calendar'),
      day: rcmail.gettext('day', 'calendar'),
      agendaTwoDay: rcmail.gettext('twoday', 'calendar'),
      agendaThreeDay: rcmail.gettext('threeday', 'calendar'),
      week: rcmail.gettext('week', 'calendar'),
      agendaWork: rcmail.gettext('work', 'calendar'),
      timelineWeek: rcmail.gettext('timelineweek', 'calendar'),
      agendaResource: rcmail.gettext('workresource', 'calendar'),
      month: rcmail.gettext('month', 'calendar'),
      monthWork: rcmail.gettext('monthWork', 'calendar'),
      list: rcmail.gettext('agenda', 'calendar'),
    },
    // PAMELA - Fullcalendar premium
    resources: [],
    resourceOrder: 'order',
    resourceAreaWidth: '200px',
    schedulerLicenseKey: 'GPL-My-Project-Is-Open-Source',
    resourceLabelText: rcmail.gettext('resources', 'calendar'),
    buttonIcons: {
      prev: 'left-single-arrow',
      next: 'right-single-arrow',
    },
    nowIndicator: settings.time_indicator,
    eventLimitText: function (num) {
      return rcmail.gettext('andnmore', 'calendar').replace('$nr', num);
    },
    // event rendering
    eventRender: function (event, element, view) {
      //PAMELLA
      let eventDatas = event;
      if (
        rcmail.triggerEvent('calendar.renderEvent', {
          eventDatas,
          element,
          view,
        }) === false
      ) {
        element.css('display', 'none');
        return;
      }

      if (view.name != 'list') {
        var prefix =
          event.sensitivity && event.sensitivity != 'public'
            ? String(sensitivitylabels[event.sensitivity]).toUpperCase() + ': '
            : '';
        element.attr('title', prefix + event.title);
      }
      // if (view.name != 'month') {
      if (view.name == 'list') {
        var loc = $('<td>').attr('class', 'fc-event-location');
        if (event.location) loc.text(event.location);
        element.find('.fc-list-item-title').after(loc);
      } else if (event.location) {
        element
          .find('div.fc-title')
          .after(
            $('<div class="fc-event-location">').html(
              '@&nbsp;' + Q(event.location),
            ),
          );
      }
      // PAMELA
      var time_element;
      if (event.allDay) time_element = element.find('.fc-content');
      else time_element = element.find('.fc-time');

      if (event.sensitivity && event.sensitivity != 'public')
        time_element.prepend('<i class="fc-icon-sensitive"></i>');
      if (event.recurrence)
        time_element.prepend('<i class="fc-icon-recurring"></i>');
      if (event.alarms || (event.valarms && event.valarms.length))
        time_element.prepend('<i class="fc-icon-alarms"></i>');
      // PAMELA - Agenda: trombone manquant sur les events pour signaler la présence d'une PJ
      if (!!event.attachments && event.attachments.length > 0)
        time_element.prepend('<i class="fc-icon-pj"></i>');
      // PAMELA - Mode assistantes
      if (
        event.attendee_partstart &&
        ['accepted', 'tentative'].indexOf(
          String(event.attendee_partstart).toLowerCase(),
        ) === -1
      )
        time_element.prepend(
          '<i class="fc-icon-' +
            String(event.attendee_partstart).toLowerCase() +
            '"></i>',
        );
      else if (String(event.status).toLowerCase() == 'telework') {
        time_element.prepend(
          '<i class="fc-icon-' + String(event.status).toLowerCase() + '"></i>',
        );
      }
      // MANTIS 0008012: Ajouter un statut "Congés"
      else if (String(event.status).toLowerCase() == 'vacation') {
        time_element.prepend(
          '<i class="fc-icon-' + String(event.status).toLowerCase() + '"></i>',
        );
      }
      // }
      if (event.status) {
        element.addClass(
          'cal-event-status-' + String(event.status).toLowerCase(),
        );
      }
      // PAMELA - Mode assistantes
      if (event.attendee_partstart) {
        element.addClass(
          'cal-event-partstat-' +
            String(event.attendee_partstart).toLowerCase(),
        );
      }

      rcmail.triggerEvent('calendar.renderEvent.after', {
        eventDatas,
        element,
        view,
      });

      set_event_colors(element, event, view.name);
      element.attr(
        'aria-label',
        event.title + ', ' + me.event_date_text(event, true),
      );
    },
    // callback when a specific event is clicked
    eventClick: function (event, ev, view) {
      if (
        !event.temp &&
        (!event.className || event.className.indexOf('fc-type-freebusy') < 0)
      )
        event_show_dialog(event, ev);
    },
  };

  /***  imports  ***/
  var Q = this.quote_html;
  var text2html = this.text2html;
  var event_date_text = this.event_date_text;
  var date2unixtime = this.date2unixtime;
  var fromunixtime = this.fromunixtime;
  var parseISO8601 = this.parseISO8601;
  var date2servertime = this.date2ISO8601;
  var render_message_links = this.render_message_links;

  /***  private methods  ***/

  // same as str.split(delimiter) but it ignores delimiters within quoted strings
  var explode_quoted_string = function (str, delimiter) {
    var result = [],
      strlen = str.length,
      q,
      p,
      i,
      chr,
      last;

    for (q = p = i = 0; i < strlen; i++) {
      chr = str.charAt(i);
      if (chr == '"' && last != '\\') {
        q = !q;
      } else if (!q && chr == delimiter) {
        result.push(str.substring(p, i));
        p = i + 1;
      }
      last = chr;
    }

    result.push(str.substr(p));
    return result;
  };

  // Change the first charcter to uppercase
  var ucfirst = function (str) {
    return str.charAt(0).toUpperCase() + str.substr(1);
  };

  // clone the given date object and optionally adjust time
  var clone_date = function (date, adjust) {
    var d = 'toDate' in date ? date.toDate() : new Date(date.getTime());

    // set time to 00:00
    if (adjust == 1) {
      d.setHours(0);
      d.setMinutes(0);
    }
    // set time to 23:59
    else if (adjust == 2) {
      d.setHours(23);
      d.setMinutes(59);
    }

    return d;
  };

  // fix date if jumped over a DST change
  var fix_date = function (date) {
    if (date.getHours() == 23) date.setTime(date.getTime() + HOUR_MS);
    else if (date.getHours() > 0) date.setHours(0);
  };

  var date2timestring = function (date, dateonly) {
    return date2servertime(date)
      .replace(/[^0-9]/g, '')
      .substr(0, dateonly ? 8 : 14);
  };

  var format_date = function (date, format) {
    return $.fullCalendar.formatDate(
      'toDate' in date ? date : moment(date),
      format,
    );
  };

  var format_datetime = function (date, mode, voice) {
    return me.format_datetime(date, mode, voice);
  };

  var render_link = function (url) {
    var islink = false,
      href = url;
    if (url.match(/^[fhtpsmailo]+?:\/\//i)) {
      islink = true;
    } else if (url.match(/^[a-z0-9.-:]+(\/|$)/i)) {
      islink = true;
      href = 'http://' + url;
    }
    return islink
      ? '<a href="' + Q(href) + '" target="_blank">' + Q(url) + '</a>'
      : Q(url);
  };

  // determine whether the given date is on a weekend
  var is_weekend = function (date) {
    return date.getDay() == 0 || date.getDay() == 6;
  };

  var is_workinghour = function (date) {
    if (settings['work_start'] > settings['work_end'])
      return (
        date.getHours() >= settings['work_start'] ||
        date.getHours() < settings['work_end']
      );
    else
      return (
        date.getHours() >= settings['work_start'] &&
        date.getHours() < settings['work_end']
      );
  };

  // PAMELA - Mode assistantes
  var hexToRgb = function (hex) {
    const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
    return result
      ? {
          r: parseInt(result[1], 16),
          g: parseInt(result[2], 16),
          b: parseInt(result[3], 16),
        }
      : null;
  };

  var set_event_colors = function (element, event, mode) {
    var bg_color = '',
      border_color = '',
      cat = String(event.categories),
      color =
        event.calendar && me.calendars[event.calendar]
          ? me.calendars[event.calendar].color
          : '',
      cat_color = rcmail.env.calendar_categories[cat]
        ? rcmail.env.calendar_categories[cat]
        : color;

    switch (settings.event_coloring) {
      case 1:
        bg_color = border_color = cat_color;
        break;
      case 2:
        border_color = color;
        bg_color = cat_color;
        break;
      case 3:
        border_color = cat_color;
        bg_color = color;
        break;
      default:
        bg_color = border_color = color;
        break;
    }

    var css = {
      'border-color': border_color,
      'background-color': bg_color,
      color: me.text_color(bg_color),
    };

    // PAMELA - Mode assistantes
    if (
      ['free', 'cancelled', 'telework'].indexOf(
        String(event.status).toLowerCase(),
      ) !== -1
    ) {
      const rgb = hexToRgb(css['background-color']);
      css['background-color'] = `rgb(${rgb.r}, ${rgb.g}, ${rgb.b}, .3)`;
      delete css['color'];
    } else if (
      ['tentative'].indexOf(String(event.status).toLowerCase()) !== -1
    ) {
      const rgb = hexToRgb(css['background-color']);
      css['background-color'] = `rgb(${rgb.r}, ${rgb.g}, ${rgb.b}, .7)`;
    }

    if (String(css['border-color']).match(/^#?f+$/i))
      delete css['border-color'];

    $.each(css, function (i, v) {
      if (!v) delete css[i];
      else if (v.charAt(0) != '#') css[i] = '#' + v;
    });

    if (mode == 'list') {
      bg_color = css['background-color'];
      if (bg_color && !bg_color.match(/^#?f+$/i))
        $(element).find('.fc-event-dot').css('background-color', bg_color);
    } else $(element).css(css);
  };

  var load_attachment = function (data) {
    var event = data.record,
      query = {
        _id: data.attachment.id,
        _event: event.recurrence_id || event.id,
        _cal: event.calendar,
      };

    if (event.rev) query._rev = event.rev;

    if (event.calendar == '--invitation--itip')
      $.extend(query, {
        _uid: event._uid,
        _part: event._part,
        _mbox: event._mbox,
      });

    libkolab.load_attachment(query, data.attachment);
  };

  // build event attachments list
  var event_show_attachments = function (list, container, event, edit) {
    libkolab.list_attachments(
      list,
      container,
      edit,
      event,
      function (id) {
        remove_attachment(id);
      },
      function (data) {
        load_attachment(data);
      },
    );
  };

  var remove_attachment = function (id) {
    rcmail.env.deleted_attachments.push(id);
  };

  // event details dialog (show only)
  var event_show_dialog = function (event, ev, temp) {
    // PAMELA
    if (!temp) me.selected_event = event;

    var $dialog = $('#eventshow');
    var calendar =
      event.calendar && me.calendars[event.calendar]
        ? me.calendars[event.calendar]
        : { editable: false, rights: 'lrs' };

    if ($dialog.is(':ui-dialog')) $dialog.dialog('close');

    // remove status-* and sensitivity-* classes
    $dialog.removeClass(function (i, oldclass) {
      var oldies = String(oldclass).split(' ');
      return $.grep(oldies, function (cls) {
        return (
          cls.indexOf('status-') === 0 || cls.indexOf('sensitivity-') === 0
        );
      }).join(' ');
    });

    // convert start/end dates if not done yet by fullcalendar
    if (typeof event.start === 'string')
      event.start = parseISO8601(event.start);
    if (typeof event.end === 'string') event.end = parseISO8601(event.end);

    // PAMELA - 0007033: Modification d'un évenement récurrent
    if (typeof event.master_start === 'string')
      event.master_start = parseISO8601(event.master_start);
    if (typeof event.master_end === 'string')
      event.master_end = parseISO8601(event.master_end);

    // allow other plugins to do actions when event form is opened
    rcmail.triggerEvent('calendar-event-init', { o: event });

    $dialog.find('div.event-section, div.event-line, .form-group').hide();
    $('#event-title').html(Q(event.title)).show();

    if (event.location)
      $('#event-location')
        .html('@ ' + text2html(event.location))
        .show();
    if (event.description)
      $('#event-description')
        .show()
        .find('.event-text')
        .html(text2html(event.description, 300, 6));
    if (event.vurl)
      $('#event-url').show().find('.event-text').html(render_link(event.vurl));
    if (event.recurrence && event.recurrence_text)
      $('#event-repeat')
        .show()
        .find('.event-text')
        .html(Q(event.recurrence_text));
    if (event.valarms && event.alarms_text)
      $('#event-alarm')
        .show()
        .find('.event-text')
        .html(Q(event.alarms_text).replace(',', ',<br>'));
    if (calendar.name)
      $('#event-calendar')
        .show()
        .find('.event-text')
        .html(Q(calendar.name))
        .addClass('cal-' + calendar.id);
    if (event.categories)
      $('#event-category')
        .show()
        .find('.event-text')
        .text(event.categories)
        .addClass(
          'cat-' +
            String(event.categories)
              .toLowerCase()
              .replace(rcmail.identifier_expr, ''),
        );
    if (event.free_busy)
      $('#event-free-busy')
        .show()
        .find('.event-text')
        .text(rcmail.gettext(event.free_busy, 'calendar'));
    if (event.priority > 0) {
      var priolabels = [
        '',
        rcmail.gettext('highest'),
        rcmail.gettext('high'),
        '',
        '',
        rcmail.gettext('normal'),
        '',
        '',
        rcmail.gettext('low'),
        rcmail.gettext('lowest'),
      ];
      $('#event-priority')
        .show()
        .find('.event-text')
        .text(event.priority + ' ' + priolabels[event.priority]);
    }

    if (event.status) {
      var status_lc = String(event.status).toLowerCase();
      //Pamela - Modification du texte
      const status =
        status_lc === 'confirmed'
          ? 'busy'
          : status_lc === 'free'
            ? 'free'
            : `status-${status_lc}`;
      $('#event-status')
        .show()
        .find('.event-text')
        .text(rcmail.gettext(status, 'calendar'));
      $('#event-status-badge > span').text(rcmail.gettext(status, 'calendar'));
      $dialog.addClass(status); //fin pamela
    }
    if (event.sensitivity && event.sensitivity != 'public') {
      $('#event-sensitivity')
        .show()
        .find('.event-text')
        .text(sensitivitylabels[event.sensitivity]);
      $('#event-status-badge > span').text(
        sensitivitylabels[event.sensitivity],
      );
      $dialog.addClass('sensitivity-' + event.sensitivity);
    }
    if (event.created || event.changed) {
      var created = parseISO8601(event.created),
        changed = parseISO8601(event.changed);
      $('.event-created', $dialog).text(
        created
          ? format_datetime(created)
          : rcmail.gettext('unknown', 'calendar'),
      );
      $('.event-changed', $dialog).text(
        changed
          ? format_datetime(changed)
          : rcmail.gettext('unknown', 'calendar'),
      );
      $('#event-created,#event-changed,#event-created-changed').show();
    }

    // create attachments list
    if ($.isArray(event.attachments)) {
      event_show_attachments(
        event.attachments,
        $('#event-attachments').find('.event-text'),
        event,
      );
      if (event.attachments.length > 0) {
        $('#event-attachments').show();
      }
    } else if (calendar.attachments) {
      // fetch attachments, some drivers doesn't set 'attachments' prop of the event?
    }

    // build attachments list
    $('#event-links').hide();
    if ($.isArray(event.links) && event.links.length) {
      render_message_links(
        event.links || [],
        $('#event-links').find('.event-text'),
        false,
        'calendar',
      );
      $('#event-links').show();
    }

    // list event attendees
    if (calendar.attendees && event.attendees) {
      // sort resources to the end
      event.attendees.sort(function (a, b) {
        var j = a.cutype == 'RESOURCE' ? 1 : 0,
          k = b.cutype == 'RESOURCE' ? 1 : 0;
        return j - k;
      });

      var data,
        mystatus = null,
        rsvp,
        line,
        morelink,
        html = '',
        overflow = '',
        organizer = me.is_organizer(event),
        num_attendees = event.attendees.length;

      for (var j = 0; j < num_attendees; j++) {
        data = event.attendees[j];
        if (data.email) {
          // PAMELA - Mode assistantes
          // if (data.role != 'ORGANIZER' && settings.identity.emails.indexOf(';' + data.email) >= 0) {
          if (
            data.role != 'ORGANIZER' &&
            calendar.owner_email.toLowerCase() ==
              String(data.email).toLowerCase()
          ) {
            mystatus = (data.status || 'UNKNOWN').toLowerCase();
            if (
              data.status == 'NEEDS-ACTION' ||
              data.status == 'TENTATIVE' ||
              data.rsvp
            )
              rsvp = mystatus;
          }
        }

        line = rcube_libcalendaring.attendee_html(data);

        if (morelink) overflow += ' ' + line;
        else html += ' ' + line;

        // stop listing attendees
        if (j == 7 && num_attendees > 8) {
          morelink = $('<a href="#more" class="morelink"></a>').html(
            rcmail
              .gettext('andnmore', 'calendar')
              .replace('$nr', num_attendees - j - 1),
          );
        }
      }

      if (html && (num_attendees > 1 || !organizer)) {
        $('#event-attendees')
          .show()
          .find('.event-text')
          .html(html)
          .find('a.mailtolink')
          .click(event_attendee_click);

        // display all attendees in a popup when clicking the "more" link
        if (morelink) {
          $('#event-attendees .event-text').append(morelink);
          morelink.click(function (e) {
            rcmail.simple_dialog(
              '<div id="all-event-attendees" class="event-attendees">' +
                html +
                overflow +
                '</div>',
              rcmail.gettext('tabattendees', 'calendar'),
              null,
              { width: 450, cancel_button: 'close' },
            );
            $('#all-event-attendees a.mailtolink').click(event_attendee_click);
            return false;
          });
        }
      }

      if (mystatus && !rsvp) {
        $('#event-partstat')
          .show()
          .find('.changersvp, .event-text')
          .removeClass(
            'accepted tentative declined delegated needs-action unknown',
          )
          .addClass(mystatus);
        $('#event-partstat')
          .find('.event-text')
          .text(rcmail.gettext('status' + mystatus, 'libcalendaring'));
      }

      var show_rsvp =
        rsvp &&
        !organizer &&
        event.status != 'CANCELLED' &&
        me.has_permission(calendar, 'v');
      $('#event-rsvp')[show_rsvp ? 'show' : 'hide']();
      $('#event-rsvp .rsvp-buttons input')
        .prop('disabled', false)
        .filter('input[rel="' + (mystatus || '') + '"]')
        .prop('disabled', true);

      if (show_rsvp && event.comment)
        $('#event-rsvp-comment')
          .show()
          .find('.event-text')
          .html(Q(event.comment));

      $('#event-rsvp a.reply-comment-toggle').show();
      $('#event-rsvp .itip-reply-comment textarea').hide().val('');

      if (event.recurrence && event.id) {
        var sel =
          event._savemode ||
          (event.thisandfuture
            ? 'future'
            : event.isexception
              ? 'current'
              : 'all');
        $('#event-rsvp .rsvp-buttons').addClass('recurring');
      } else {
        $('#event-rsvp .rsvp-buttons').removeClass('recurring');
      }
    }

    // PAMELA
    if (rcmail.env.calendar_custom_dialog === true) {
      return rcmail.triggerEvent('calendar.event_show_dialog.custom', {
        showed: Object.assign({}, event),
        ev: ev,
        temp: temp,
        object: me,
        calendar: calendar,
        show_rsvp: show_rsvp === undefined ? false : show_rsvp,
        functions: {
          event_edit_dialog: event_edit_dialog,
        },
      });
    }

    var buttons = [],
      is_removable_event = function (event, calendar) {
        // for invitation calendars check permissions of the original folder
        if (event._folder_id) calendar = me.calendars[event._folder_id];

        return calendar && me.has_permission(calendar, 'td');
      };

    if (!temp && calendar.editable && event.editable !== false) {
      buttons.push({
        text: rcmail.gettext('edit', 'calendar'),
        class: 'edit mainaction',
        click: function () {
          event_edit_dialog('edit', event);
          // PAMELA - Actions à faire lorsque l'on appelle la fenêtre d'édition d'évènement
          rcmail.triggerEvent('edit-event', event);
        },
      });
    }

    if (
      !temp &&
      is_removable_event(event, calendar) &&
      event.editable !== false
    ) {
      buttons.push({
        text: rcmail.gettext('delete', 'calendar'),
        class: 'delete',
        click: function () {
          me.delete_event(event);
          $dialog.dialog('close');
        },
      });
    }

    buttons.push({
      text: rcmail.gettext('close', 'calendar'),
      class: 'cancel',
      click: function () {
        $dialog.dialog('close');
      },
    });

    var close_func = function (e) {
      rcmail.command('menu-close', 'eventoptionsmenu', null, e);
      $('.libcal-rsvp-replymode').hide();
    };

    // open jquery UI dialog
    $dialog
      .dialog({
        modal: true,
        resizable: true,
        closeOnEscape: true,
        title: me.event_date_text(event),
        open: function () {
          $dialog.attr('aria-hidden', 'false');
          setTimeout(function () {
            $dialog
              .parent()
              .find('button:not(.ui-dialog-titlebar-close,.delete)')
              .first()
              .focus();
          }, 5);
        },
        close: function (e) {
          close_func(e);
          $dialog.dialog('close');
        },
        dragStart: close_func,
        resizeStart: close_func,
        buttons: buttons,
        minWidth: 320,
        width: 420,
      })
      .show();

    // remember opener element (to be focused on close)
    $dialog.data(
      'opener',
      ev && rcube_event.is_keyboard(ev) ? ev.target : null,
    );

    // set voice title on dialog widget
    $dialog
      .dialog('widget')
      .removeAttr('aria-labelledby')
      .attr('aria-label', me.event_date_text(event, true) + ', ', event.title);

    // set dialog size according to content
    me.dialog_resize($dialog.get(0), $dialog.height(), 420);

    // add link for "more options" drop-down
    if (!temp && !event.temporary && event.calendar != '_resource') {
      $('<a>')
        .attr({
          href: '#',
          class: 'dropdown-link btn btn-link options',
          'data-popup-pos': 'top',
        })
        .text(rcmail.gettext('eventoptions', 'calendar'))
        .click(function (e) {
          return rcmail.command('menu-open', 'eventoptionsmenu', this, e);
        })
        .appendTo($dialog.parent().find('.ui-dialog-buttonset'));
    }

    rcmail.enable_command('event-history', calendar.history);

    //PAMELLA, add event
    rcmail.triggerEvent('calendar-event-dialog', { dialog: $dialog });
  };

  // event handler for clicks on an attendee link
  var event_attendee_click = function (e) {
    var cutype = $(this).attr('data-cutype'),
      mailto = this.href.substr(7);

    if (rcmail.env.calendar_resources && cutype == 'RESOURCE') {
      event_resources_dialog(mailto);
    } else {
      rcmail.command('compose', mailto, e ? e.target : null, e);
    }

    return false;
  };

  // bring up the event dialog (jquery-ui popup)
  var event_edit_dialog = function (action, event) {
    // copy opener element from show dialog
    var op_elem = $('#eventshow:ui-dialog').data('opener');

    // close show dialog first
    $('#eventshow:ui-dialog').data('opener', null).dialog('close');

    var $dialog = $('<div>');
    var calendar =
      event.calendar && me.calendars[event.calendar]
        ? me.calendars[event.calendar]
        : { editable: true, rights: action == 'new' ? 'lrwitd' : 'lrs' };
    me.selected_event = $.extend($.extend({}, event_defaults), event); // clone event object (with defaults)
    event = me.selected_event; // change reference to clone
    freebusy_ui.needsupdate = false;

    if (rcmail.env.action == 'dialog-ui') calendar.attendees = false; // TODO: allow Attendees tab in Save-as-event dialog

    // reset dialog first
    $('#eventedit form').trigger('reset');
    $(
      '#event-panel-recurrence input, #event-panel-recurrence select, #event-panel-attachments input',
    ).prop('disabled', false);
    $('#event-panel-recurrence, #event-panel-attachments').removeClass(
      'disabled',
    );

    // allow other plugins to do actions when event form is opened
    rcmail.triggerEvent('calendar-event-init', { o: event });

    // event details
    var title = $('#edit-title').val(event.title || '');
    var location = $('#edit-location').val(event.location || '');
    var description = $('#edit-description').text(event.description || '');
    var vurl = $('#edit-url').val(event.vurl || '');
    var categories = $('#edit-categories').val(event.categories);
    var calendars = $('#edit-calendar').val(event.calendar);
    var eventstatus = $('#edit-event-status').val(event.status);
    var freebusy = $('#edit-free-busy').val(event.free_busy);
    var priority = $('#edit-priority').val(event.priority);
    var sensitivity = $('#edit-sensitivity').val(event.sensitivity);
    var syncstart = $('#edit-recurrence-syncstart input');
    var end = 'toDate' in event.end ? event.end : moment(event.end);
    var start = 'toDate' in event.start ? event.start : moment(event.start);
    var duration = Math.round((end.format('x') - start.format('x')) / 1000);

    // Correct the fullCalendar end date for all-day events
    if (!end.hasTime()) {
      end.subtract(1, 'days');
    }

    var startdate = $('#edit-startdate')
      .val(format_date(start, settings.date_format))
      .data('duration', duration);
    var starttime = $('#edit-starttime')
      .val(format_date(start, settings.time_format))
      .show();
    var enddate = $('#edit-enddate').val(
      format_date(end, settings.date_format),
    );
    var endtime = $('#edit-endtime')
      .val(format_date(end, settings.time_format))
      .show();
    var allday = $('#edit-allday').get(0);
    var notify = $('#edit-attendees-donotify').get(0);
    var invite = $('#edit-attendees-invite').get(0);
    var comment = $('#edit-attendees-comment');

    // make sure any calendar is selected
    if (!calendars.val())
      calendars.val($('option:first', calendars).attr('value'));

    invite.checked = settings.itip_notify & (1 > 0);
    notify.checked = me.has_attendees(event) && invite.checked;

    if (event.allDay) {
      //PAMELA
      // starttime.val("12:00").hide();
      // endtime.val("13:00").hide();
      allday.checked = true;
    } else {
      allday.checked = false;
    }

    // set calendar selection according to permissions
    calendars.find('option').each(function (i, opt) {
      var cal = me.calendars[opt.value] || {};
      $(opt).prop(
        'disabled',
        !(cal.editable || (action == 'new' && me.has_permission(cal, 'i'))),
      );
    });

    // set alarm(s)
    me.set_alarms_edit(
      '#edit-alarms',
      action != 'new' && event.valarms && calendar.alarms ? event.valarms : [],
    );

    // enable/disable alarm property according to backend support
    $('#edit-alarms')[calendar.alarms ? 'show' : 'hide']();

    // check categories drop-down: add value if not exists
    if (
      event.categories &&
      !categories.find(`option[value="${event.categories}"]`).length
    ) {
      $('<option>')
        .attr('value', event.categories)
        .text(event.categories)
        .appendTo(categories)
        .prop('selected', true);
    }

    if ($.isArray(event.links) && event.links.length) {
      render_message_links(
        event.links,
        $('#edit-event-links .event-text'),
        true,
        'calendar',
      );
      $('#edit-event-links').show();
    } else {
      $('#edit-event-links').hide();
    }

    // show warning if editing a recurring event
    if (event.id && event.recurrence) {
      var sel =
        event._savemode ||
        (event.thisandfuture
          ? 'future'
          : event.isexception
            ? 'current'
            : 'all');
      $('#edit-recurring-warning').show();
      $('input.edit-recurring-savemode[value="' + sel + '"]')
        .prop('checked', true)
        .change();
    } else $('#edit-recurring-warning').hide();

    // init attendees tab
    var organizer = !event.attendees || me.is_organizer(event),
      allow_invitations =
        organizer ||
        (calendar.owner && calendar.owner == 'anonymous') ||
        settings.invite_shared;
    event_attendees = [];
    attendees_list = $('#edit-attendees-table > tbody').html('');
    resources_list = $('#edit-resources-table > tbody').html('');
    $('#edit-attendees-notify')[
      action != 'new' &&
      allow_invitations &&
      me.has_attendees(event) &&
      settings.itip_notify & 2
        ? 'show'
        : 'hide'
    ]();
    // MANTIS 0006722: Si l'organisateur est interne, empecher le participant de modifier la date de l'événement
    if (me.is_internal_organizer(event)) {
      $('#edit-internallocalchanges-warning')[
        action != 'new' &&
        me.has_attendees(event) &&
        !(
          allow_invitations ||
          (calendar.owner && me.is_organizer(event, calendar.owner))
        )
          ? 'show'
          : 'hide'
      ]();
    } else {
      $('#edit-localchanges-warning')[
        action != 'new' &&
        me.has_attendees(event) &&
        !(
          allow_invitations ||
          (calendar.owner && me.is_organizer(event, calendar.owner))
        )
          ? 'show'
          : 'hide'
      ]();
    }

    var load_attendees_tab = function () {
      var j,
        data,
        organizer_attendee,
        reply_selected = 0;
      if (event.attendees) {
        for (j = 0; j < event.attendees.length; j++) {
          data = event.attendees[j];
          // reset attendee status
          if (event._savemode == 'new' && data.role != 'ORGANIZER') {
            data.status = 'NEEDS-ACTION';
            delete data.noreply;
          }
          add_attendee(data, !allow_invitations);
          if (allow_invitations && data.role != 'ORGANIZER' && !data.noreply)
            reply_selected++;

          if (data.role == 'ORGANIZER') organizer_attendee = data;
        }
      }

      // make sure comment box is visible if at least one attendee has reply enabled
      // or global "send invitations" checkbox is checked
      $('#eventedit .attendees-commentbox')[
        reply_selected || invite.checked ? 'show' : 'hide'
      ]();

      // select the correct organizer identity
      var identity_id = 0;
      $.each(settings.identities, function (i, v) {
        if (
          organizer &&
          typeof organizer === 'object' &&
          v == organizer.email
        ) {
          identity_id = i;
          return false;
        }
      });

      // In case the user is not the (shared) event organizer we'll add the organizer to the selection list
      if (!identity_id && !organizer && organizer_attendee) {
        var organizer_name = organizer_attendee.email;
        if (organizer_attendee.name)
          organizer_name =
            '"' + organizer_attendee.name + '" <' + organizer_name + '>';
        $('#edit-identities-list').append(
          $('<option value="0">').text(organizer_name),
        );
      }

      $('#edit-identities-list').val(identity_id);
      $('#edit-attendees-form')[allow_invitations ? 'show' : 'hide']();
      $('#edit-attendee-schedule')[calendar.freebusy ? 'show' : 'hide']();
    };

    // attachments
    var load_attachments_tab = function () {
      rcmail.enable_command(
        'remove-attachment',
        'upload-file',
        calendar.editable && !event.recurrence_id,
      );
      rcmail.env.deleted_attachments = [];
      // we're sharing some code for uploads handling with app.js
      rcmail.env.attachments = [];
      rcmail.env.compose_id = event.id; // for rcmail.async_upload_form()

      if ($.isArray(event.attachments)) {
        event_show_attachments(
          event.attachments,
          $('#edit-attachments'),
          event,
          true,
        );
      } else {
        //PAMELLA 	0006976: Persistance Message jaune
        $('#edit-internallocalchanges-warning').hide();
        $('#edit-localchanges-warning')[
          action != 'new' &&
          me.has_attendees(event) &&
          !(
            allow_invitations ||
            (calendar.owner && me.is_organizer(event, calendar.owner))
          )
            ? 'show'
            : 'hide'
        ]();
      }
    };

    // init dialog buttons
    var buttons = [],
      //PAMELLA => ADDING ASYNC
      save_func = async function () {
        var start = allday.checked ? '12:00' : $.trim(starttime.val()),
          end = allday.checked ? '13:00' : $.trim(endtime.val()),
          re = /^((0?[0-9])|(1[0-9])|(2[0-3])):([0-5][0-9])(\s*[ap]\.?m\.?)?$/i;

        if (!re.test(start) || !re.test(end)) {
          rcmail.alert_dialog(rcmail.gettext('invalideventdates', 'calendar'));
          //PAMELLA => adding trigger on not save
          rcmail.triggerEvent('calendar.not_saved');
          return false;
        }

        start = me.parse_datetime(start, startdate.val());
        end = me.parse_datetime(end, enddate.val());

        if (!title.val()) {
          rcmail.alert_dialog(rcmail.gettext('emptyeventtitle', 'calendar'));
          //PAMELLA => adding trigger on not save
          rcmail.triggerEvent('calendar.not_saved');
          return false;
        }

        if (start.getTime() > end.getTime()) {
          rcmail.alert_dialog(rcmail.gettext('invalideventdates', 'calendar'));
          //PAMELLA => adding trigger on not save
          rcmail.triggerEvent('calendar.not_saved');
          return false;
        }

        //PAMELA Ajout de ce qu'il y a entre accolades
        {
          let trigger_result = rcmail.triggerEvent('calendar.save_event');

          if (trigger_result?.then) trigger_result = await trigger_result;

          if ((trigger_result ?? true) === false) {
            rcmail.triggerEvent('calendar.not_saved');
            return false;
          }

          rcmail.triggerEvent('calendar.save_event.before');
        }

        // post data to server
        var data = {
          calendar: event.calendar,
          start: date2servertime(start),
          end: date2servertime(end),
          allDay: allday.checked ? 1 : 0,
          title: title.val(),
          description: description.val(),
          location: location.val(),
          categories: categories.val(),
          vurl: vurl.val(),
          free_busy: freebusy.val(),
          priority: priority.val(),
          sensitivity: sensitivity.val(),
          status: eventstatus.val(),
          recurrence: me.serialize_recurrence(endtime.val()),
          valarms: me.serialize_alarms('#edit-alarms'),
          attendees: event_attendees,
          links: me.selected_event.links,
          deleted_attachments: rcmail.env.deleted_attachments,
          attachments: [],
        };

        // uploaded attachments list
        for (var i in rcmail.env.attachments)
          if (i.match(/^rcmfile(.+)/)) data.attachments.push(RegExp.$1);

        // read attendee roles
        $('select.edit-attendee-role').each(function (i, elem) {
          if (data.attendees[i]) data.attendees[i].role = $(elem).val();
        });

        if (organizer)
          data._identity = $('#edit-identities-list option:selected').val();

        // per-attendee notification suppression
        var need_invitation = false;
        if (allow_invitations) {
          $.each(data.attendees, function (i, v) {
            if (v.role != 'ORGANIZER') {
              if (
                $('input.edit-attendee-reply[value="' + v.email + '"]').prop(
                  'checked',
                ) ||
                v.cutype == 'RESOURCE'
              ) {
                need_invitation = true;
                delete data.attendees[i]['noreply'];
              } else if (settings.itip_notify > 0) {
                data.attendees[i].noreply = 1;
              }
            }
          });
        }

        // tell server to send notifications
        try {
          if (
            (data.attendees.length || (event.id && event.attendees.length)) &&
            allow_invitations &&
            (notify.checked || invite.checked || need_invitation)
          ) {
            data._notify = settings.itip_notify;
            data._comment = comment.val();
          }
        } catch (error) {}

        data.calendar = calendars.val();

        if (event.id) {
          data.id = event.id;
          if (event.recurrence)
            data._savemode = $('input.edit-recurring-savemode:checked').val();
          if (data.calendar && data.calendar != event.calendar)
            data._fromcalendar = event.calendar;
        }

        if (data.recurrence && syncstart.is(':checked')) data.syncstart = 1;

        update_event(action, data);

        if (rcmail.env.action != 'dialog-ui') $dialog.dialog('close');
      };

    rcmail.env.event_save_func = save_func;

    // save action
    buttons.push({
      text: rcmail.gettext('save', 'calendar'),
      class: 'save mainaction',
      click: save_func,
    });

    buttons.push({
      text: rcmail.gettext('cancel', 'calendar'),
      class: 'cancel',
      click: function () {
        $dialog.dialog('close');
      },
    });

    // show/hide tabs according to calendar's feature support and activate first tab (Larry)
    $('#edit-tab-attendees')[calendar.attendees ? 'show' : 'hide']();
    $('#edit-tab-resources')[rcmail.env.calendar_resources ? 'show' : 'hide']();
    $('#edit-tab-attachments')[calendar.attachments ? 'show' : 'hide']();
    $('#eventedit:not([data-notabs])').tabs('option', 'active', 0); // Larry

    // show/hide tabs according to calendar's feature support and activate first tab (Ellastic)
    $('li > a[href="#event-panel-attendees"]')
      .parent()
      [calendar.attendees ? 'show' : 'hide']();
    $('li > a[href="#event-panel-resources"]')
      .parent()
      [rcmail.env.calendar_resources ? 'show' : 'hide']();
    $('li > a[href="#event-panel-attachments"]')
      .parent()
      [calendar.attachments ? 'show' : 'hide']();
    if ($('#eventedit').data('notabs'))
      $('#eventedit li.nav-item:first-child a').tab('show');

    // hack: set task to 'calendar' to make all dialog actions work correctly
    var comm_path_before = rcmail.env.comm_path;
    rcmail.env.comm_path = comm_path_before.replace(
      /_task=[a-z]+/,
      '_task=calendar',
    );

    var editform = $('#eventedit');

    if (rcmail.env.action != 'dialog-ui') {
      // open jquery UI dialog
      $dialog
        .dialog({
          modal: true,
          resizable: true,
          closeOnEscape: true /**PAMELA **/,
          title: rcmail.gettext(
            action == 'edit' ? 'edit_event' : 'new_event',
            'calendar',
          ),
          open: function () {
            editform.attr('aria-hidden', 'false');
          },
          close: function () {
            editform.hide().attr('aria-hidden', 'true').appendTo(document.body);
            $dialog.dialog('destroy').remove();
            rcmail.ksearch_blur();
            freebusy_data = {};
            rcmail.env.comm_path = comm_path_before; // restore comm_path
            if (op_elem) $(op_elem).focus();
          },
          buttons: buttons,
          minWidth: 500,
          width: width_modal_event,
        })
        .append(editform.show()); // adding form content AFTERWARDS massively speeds up opening on IE6

      // set dialog size according to form content
      me.dialog_resize(
        $dialog.get(0),
        editform.height() + (bw.ie ? 20 : 0),
        width_modal_event,
      );

      rcmail.triggerEvent('calendar-event-dialog', { dialog: $dialog });
    }

    // init other tabs asynchronously
    window.setTimeout(function () {
      me.set_recurrence_edit(event);
    }, exec_deferred);
    if (calendar.attendees)
      window.setTimeout(load_attendees_tab, exec_deferred);
    if (calendar.attachments)
      window.setTimeout(load_attachments_tab, exec_deferred);

    title.select();
    // PAMELA - Actions à faire lorsque l'on appelle la fenêtre d'édition d'évènement
    if (action === 'new') rcmail.triggerEvent('edit-event', event);
  };

  // show event changelog in a dialog
  var event_history_dialog = function (event) {
    if (!event.id || !window.libkolab_audittrail) return false;

    // render dialog
    var $dialog = libkolab_audittrail.object_history_dialog({
      module: 'calendar',
      container: '#eventhistory',
      title:
        rcmail.gettext('objectchangelog', 'calendar') +
        ' - ' +
        event.title +
        ', ' +
        me.event_date_text(event),

      // callback function for list actions
      listfunc: function (action, rev) {
        me.loading_lock = rcmail.set_busy(true, 'loading', me.loading_lock);
        rcmail.http_post(
          'event',
          {
            action: action,
            e: { id: event.id, calendar: event.calendar, rev: rev },
          },
          me.loading_lock,
        );
      },

      // callback function for comparing two object revisions
      comparefunc: function (rev1, rev2) {
        me.loading_lock = rcmail.set_busy(true, 'loading', me.loading_lock);
        rcmail.http_post(
          'event',
          {
            action: 'diff',
            e: {
              id: event.id,
              calendar: event.calendar,
              rev1: rev1,
              rev2: rev2,
            },
          },
          me.loading_lock,
        );
      },
    });

    $dialog.data('event', event);

    // fetch changelog data
    me.loading_lock = rcmail.set_busy(true, 'loading', me.loading_lock);
    rcmail.http_post(
      'event',
      { action: 'changelog', e: { id: event.id, calendar: event.calendar } },
      me.loading_lock,
    );
  };

  // callback from server with changelog data
  var render_event_changelog = function (data) {
    var $dialog = $('#eventhistory'),
      event = $dialog.data('event');

    if (data === false || !data.length || !event) {
      // display 'unavailable' message
      $(
        '<div class="notfound-message dialog-message warning">' +
          rcmail.gettext('objectchangelognotavailable', 'calendar') +
          '</div>',
      ).insertBefore($dialog.find('.changelog-table').hide());
      return;
    }

    data.module = 'calendar';
    libkolab_audittrail.render_changelog(
      data,
      event,
      me.calendars[event.calendar],
    );

    // set dialog size according to content
    me.dialog_resize($dialog.get(0), $dialog.height(), 600);
  };

  // callback from server with event diff data
  var event_show_diff = function (data) {
    var event = me.selected_event,
      $dialog = $('#eventdiff');

    $dialog
      .find('div.event-section, div.event-line, h1.event-title-new')
      .hide()
      .data('set', false)
      .find('.index')
      .html('');
    $dialog.find('div.event-section.clone, div.event-line.clone').remove();

    // always show event title and date
    $('.event-title', $dialog)
      .text(event.title)
      .removeClass('event-text-old')
      .show();
    $('.event-date', $dialog).text(me.event_date_text(event)).show();

    // show each property change
    $.each(data.changes, function (i, change) {
      var prop = change.property,
        r2,
        html = false,
        row = $('div.event-' + prop, $dialog).first();

      // special case: title
      if (prop == 'title') {
        $('.event-title', $dialog)
          .addClass('event-text-old')
          .text(change['old'] || '--');
        $('.event-title-new', $dialog)
          .text(change['new'] || '--')
          .show();
      }

      // no display container for this property
      if (!row.length) {
        return true;
      }

      // clone row if already exists
      if (row.data('set')) {
        r2 = row.clone().addClass('clone').insertAfter(row);
        row = r2;
      }

      // format dates
      if (['start', 'end', 'changed'].indexOf(prop) >= 0) {
        if (change['old'])
          change.old_ = me.format_datetime(parseISO8601(change['old']));
        if (change['new'])
          change.new_ = me.format_datetime(parseISO8601(change['new']));
      }
      // render description text
      else if (prop == 'description') {
        // TODO: show real text diff
        if (!change.diff_ && change['old'])
          change.old_ = text2html(change['old']);
        if (!change.diff_ && change['new'])
          change.new_ = text2html(change['new']);
        html = true;
      }
      // format attendees struct
      else if (prop == 'attendees') {
        if (change['old'])
          change.old_ = rcube_libcalendaring.attendee_html(change['old']);
        if (change['new'])
          change.new_ = rcube_libcalendaring.attendee_html(
            $.extend({}, change['old'] || {}, change['new']),
          );
        html = true;
      }
      // localize priority values
      else if (prop == 'priority') {
        var priolabels = [
          '',
          rcmail.gettext('highest'),
          rcmail.gettext('high'),
          '',
          '',
          rcmail.gettext('normal'),
          '',
          '',
          rcmail.gettext('low'),
          rcmail.gettext('lowest'),
        ];
        if (change['old'])
          change.old_ = change['old'] + ' ' + (priolabels[change['old']] || '');
        if (change['new'])
          change.new_ = change['new'] + ' ' + (priolabels[change['new']] || '');
      }
      // localize status
      else if (prop == 'status') {
        var status_lc = String(event.status).toLowerCase();
        if (change['old'])
          change.old_ = rcmail.gettext(
            String(change['old']).toLowerCase(),
            'calendar',
          );
        if (change['new'])
          change.new_ = rcmail.gettext(
            String(change['new']).toLowerCase(),
            'calendar',
          );
      }

      // format attachments struct
      if (prop == 'attachments') {
        if (change['old'])
          event_show_attachments(
            [change['old']],
            row.children('.event-text-old'),
            event,
            false,
          );
        else row.children('.event-text-old').text('--');
        if (change['new'])
          event_show_attachments(
            [$.extend({}, change['old'] || {}, change['new'])],
            row.children('.event-text-new'),
            event,
            false,
          );
        else row.children('.event-text-new').text('--');
        // remove click handler as we're currentyl not able to display the according attachment contents
        $('.attachmentslist li a', row).unbind('click').removeAttr('href');
      } else if (change.diff_) {
        row.children('.event-text-diff').html(change.diff_);
        row.children('.event-text-old, .event-text-new').hide();
      } else {
        if (!html) {
          // escape HTML characters
          change.old_ = Q(change.old_ || change['old'] || '--');
          change.new_ = Q(change.new_ || change['new'] || '--');
        }
        row
          .children('.event-text-old')
          .html(change.old_ || change['old'] || '--');
        row
          .children('.event-text-new')
          .html(change.new_ || change['new'] || '--');
      }

      // display index number
      if (typeof change.index !== 'undefined') {
        row.find('.index').html('(' + change.index + ')');
      }

      row.show().data('set', true);

      // hide event-date line
      if (prop == 'start' || prop == 'end') $('.event-date', $dialog).hide();
    });

    var buttons = [
      {
        text: rcmail.gettext('close', 'calendar'),
        class: 'cancel',
        click: function () {
          $dialog.dialog('close');
        },
      },
    ];

    // open jquery UI dialog
    $dialog
      .dialog({
        modal: false,
        resizable: true,
        closeOnEscape: true,
        title:
          rcmail
            .gettext('objectdiff', 'calendar')
            .replace('$rev1', data.rev1)
            .replace('$rev2', data.rev2) +
          ' - ' +
          event.title,
        open: function () {
          $dialog.attr('aria-hidden', 'false');
          setTimeout(function () {
            $dialog
              .parent()
              .find('button:not(.ui-dialog-titlebar-close)')
              .first()
              .focus();
          }, 5);
        },
        close: function () {
          $dialog.dialog('destroy').attr('aria-hidden', 'true').hide();
        },
        buttons: buttons,
        minWidth: 320,
        width: 450,
      })
      .show();

    // set dialog size according to content
    me.dialog_resize($dialog.get(0), $dialog.height(), 400);
  };

  // close the event history dialog
  var close_history_dialog = function () {
    $('#eventhistory, #eventdiff').each(function (i, elem) {
      var $dialog = $(elem);
      if ($dialog.is(':ui-dialog')) $dialog.dialog('close');
    });
  };

  // exports
  this.event_show_diff = event_show_diff;
  this.event_show_dialog = event_show_dialog;
  this.event_history_dialog = event_history_dialog;
  this.render_event_changelog = render_event_changelog;
  this.close_history_dialog = close_history_dialog;

  // open a dialog to display detailed free-busy information and to find free slots
  var event_freebusy_dialog = function () {
    var $dialog = $('#eventfreebusy'),
      event = me.selected_event;

    if ($dialog.is(':ui-dialog')) $dialog.dialog('close');

    if (!event_attendees.length) return false;

    //PAMELLA
    event.start = moment(
      $('#edit-startdate').val() + ' ' + $('#edit-starttime').val(),
      'DD/MM/YYYY HH:mm',
    );
    event.end = moment(
      $('#edit-enddate').val() + ' ' + $('#edit-endtime').val(),
      'DD/MM/YYYY HH:mm',
    );

    // set form elements
    var allday = $('#edit-allday').get(0);
    var end = 'toDate' in event.end ? event.end : moment(event.end);
    var start = 'toDate' in event.start ? event.start : moment(event.start);
    var duration = Math.round((end.format('x') - start.format('x')) / 1000);

    freebusy_ui.startdate = $('#schedule-startdate')
      .val(format_date(start, settings.date_format))
      .data('duration', duration);
    freebusy_ui.starttime = $('#schedule-starttime')
      .val(format_date(start, settings.time_format))
      .show();
    freebusy_ui.enddate = $('#schedule-enddate').val(
      format_date(end, settings.date_format),
    );
    freebusy_ui.endtime = $('#schedule-endtime')
      .val(format_date(end, settings.time_format))
      .show();

    if (allday.checked) {
      freebusy_ui.starttime.val('12:00').hide();
      freebusy_ui.endtime.val('13:00').hide();
      event.allDay = true;
    }

    // read attendee roles from drop-downs
    $('select.edit-attendee-role').each(function (i, elem) {
      if (event_attendees[i]) event_attendees[i].role = $(elem).val();
    });

    // render time slots
    var now = new Date(),
      fb_start = new Date(),
      fb_end = new Date();
    fb_start.setTime(event.start);
    fb_start.setHours(0);
    fb_start.setMinutes(0);
    fb_start.setSeconds(0);
    fb_start.setMilliseconds(0);
    fb_end.setTime(fb_start.getTime() + DAY_MS);

    freebusy_data = { required: {}, all: {} };
    freebusy_ui.loading = 1; // prevent render_freebusy_grid() to load data yet
    freebusy_ui.numdays = Math.max(
      allday.checked ? 14 : 1,
      Math.ceil((duration * 2) / 86400),
    );
    freebusy_ui.interval = allday.checked
      ? 1440
      : 60 / (settings.timeslots || 1);
    freebusy_ui.start = fb_start;
    freebusy_ui.end = new Date(
      freebusy_ui.start.getTime() + DAY_MS * freebusy_ui.numdays,
    );
    render_freebusy_grid(0);

    // render list of attendees
    freebusy_ui.attendees = {};
    var domid,
      dispname,
      data,
      role_html,
      list_html = '';
    for (var i = 0; i < event_attendees.length; i++) {
      data = event_attendees[i];
      dispname = Q(data.name || data.email);
      domid = String(data.email).replace(rcmail.identifier_expr, '');
      role_html =
        '<a class="attendee-role-toggle" id="rcmlia' +
        domid +
        '" title="' +
        Q(rcmail.gettext('togglerole', 'calendar')) +
        '">&nbsp;</a>';
      list_html +=
        '<div class="attendee ' +
        String(data.role).toLowerCase() +
        '" id="rcmli' +
        domid +
        '">' +
        role_html +
        dispname +
        '</div>';

      // clone attendees data for local modifications
      freebusy_ui.attendees[i] = freebusy_ui.attendees[domid] = $.extend(
        {},
        data,
      );
    }

    // add total row
    list_html += '<div class="attendee spacer">&nbsp;</div>';
    list_html +=
      '<div class="attendee total">' +
      rcmail.gettext('reqallattendees', 'calendar') +
      '</div>';

    $('#schedule-attendees-list')
      .html(list_html)
      .unbind('click.roleicons')
      .bind('click.roleicons', function (e) {
        // toggle attendee status upon click on icon
        if (e.target.id && e.target.id.match(/rcmlia(.+)/)) {
          var attendee,
            domid = RegExp.$1,
            roles = [
              'REQ-PARTICIPANT',
              'OPT-PARTICIPANT',
              'NON-PARTICIPANT',
              'CHAIR',
            ];
          if (
            (attendee = freebusy_ui.attendees[domid]) &&
            attendee.role != 'ORGANIZER'
          ) {
            var req =
              attendee.role != 'OPT-PARTICIPANT' &&
              attendee.role != 'NON-PARTICIPANT';
            var j = $.inArray(attendee.role, roles);
            j = (j + 1) % roles.length;
            attendee.role = roles[j];
            $(e.target)
              .parent()
              .attr('class', 'attendee ' + String(attendee.role).toLowerCase());

            // update total display if required-status changed
            if (
              req !=
              (roles[j] != 'OPT-PARTICIPANT' && roles[j] != 'NON-PARTICIPANT')
            ) {
              compute_freebusy_totals();
              update_freebusy_display(attendee.email);
            }
          }
        }

        return false;
      });

    // enable/disable buttons
    $('#schedule-find-prev').prop(
      'disabled',
      fb_start.getTime() < now.getTime(),
    );

    // dialog buttons
    var buttons = [
      {
        text: rcmail.gettext('select', 'calendar'),
        class: 'save mainaction',
        click: function () {
          $('#edit-startdate').val(freebusy_ui.startdate.val());
          $('#edit-starttime').val(freebusy_ui.starttime.val());
          $('#edit-enddate').val(freebusy_ui.enddate.val());
          $('#edit-endtime').val(freebusy_ui.endtime.val());

          // write role changes back to main dialog
          $('select.edit-attendee-role').each(function (i, elem) {
            if (event_attendees[i] && freebusy_ui.attendees[i]) {
              event_attendees[i].role = freebusy_ui.attendees[i].role;
              $(elem).val(event_attendees[i].role);
            }
          });

          if (freebusy_ui.needsupdate)
            update_freebusy_status(me.selected_event);
          freebusy_ui.needsupdate = false;
          $dialog.dialog('close');
          // PAMELA - met à jour la date après la sauvegarde des disponibilités
          rcmail.triggerEvent('dialog-attendees-save', {
            start: {
              date: freebusy_ui.startdate.val(),
              time: freebusy_ui.starttime.val(),
            },
            end: {
              date: freebusy_ui.enddate.val(),
              time: freebusy_ui.endtime.val(),
            },
          });
        },
      },
      {
        text: rcmail.gettext('cancel', 'calendar'),
        class: 'cancel',
        click: function () {
          $dialog.dialog('close');
        },
      },
    ];

    $dialog
      .dialog({
        modal: true,
        resizable: true,
        closeOnEscape: true,
        title: rcmail.gettext('scheduletime', 'calendar'),
        open: function () {
          rcmail.ksearch_blur();
          $dialog
            .attr('aria-hidden', 'false')
            .find('#schedule-find-next, #schedule-find-prev')
            .not(':disabled')
            .first()
            .focus();
        },
        close: function () {
          $dialog.dialog('destroy').attr('aria-hidden', 'true').hide();
          // TODO: focus opener button
        },
        resizeStop: function () {
          render_freebusy_overlay();
        },
        buttons: buttons,
        minWidth: 640,
        width: 850,
      })
      .show();
    // PAMELA - correction (ne pas mettre si corriger lors d'une nouvelle version)
    setTimeout(() => {
      $dialog
        .dialog({
          modal: true,
          resizable: true,
          closeOnEscape: true,
          title: rcmail.gettext('scheduletime', 'calendar'),
          open: function () {
            rcmail.ksearch_blur();
            $dialog
              .attr('aria-hidden', 'false')
              .find('#schedule-find-next, #schedule-find-prev')
              .not(':disabled')
              .first()
              .focus();
          },
          close: function () {
            $dialog.dialog('destroy').attr('aria-hidden', 'true').hide();
            // TODO: focus opener button
          },
          resizeStop: function () {
            render_freebusy_overlay();
          },
          buttons: buttons,
          minWidth: 640,
          width: 850,
        })
        .show();
    }, 50);

    // adjust dialog size to fit grid without scrolling
    var gridw = $('#schedule-freebusy-times').width();
    var overflow = gridw - $('#attendees-freebusy-table td.times').width();
    me.dialog_resize(
      $dialog.get(0),
      $dialog.height() + (bw.ie ? 20 : 0),
      800 + Math.max(0, overflow),
    );

    // fetch data from server
    freebusy_ui.loading = 0;
    load_freebusy_data(freebusy_ui.start, freebusy_ui.interval);
  };

  // render an HTML table showing free-busy status for all the event attendees
  var render_freebusy_grid = function (delta) {
    if (delta) {
      freebusy_ui.start.setTime(freebusy_ui.start.getTime() + DAY_MS * delta);
      fix_date(freebusy_ui.start);

      // skip weekends if in workinhoursonly-mode
      if (Math.abs(delta) == 1 && freebusy_ui.workinhoursonly) {
        while (is_weekend(freebusy_ui.start))
          freebusy_ui.start.setTime(
            freebusy_ui.start.getTime() + DAY_MS * delta,
          );
        fix_date(freebusy_ui.start);
      }

      freebusy_ui.end = new Date(
        freebusy_ui.start.getTime() + DAY_MS * freebusy_ui.numdays,
      );
    }

    var dayslots = Math.floor(1440 / freebusy_ui.interval);
    var date_format =
      'ddd ' + (dayslots <= 2 ? settings.date_short : settings.date_format);
    var lastdate,
      datestr,
      css,
      curdate = new Date(),
      allday = freebusy_ui.interval == 1440,
      interval = allday
        ? 1440
        : freebusy_ui.interval * (settings.timeslots || 1);
    (times_css = allday ? 'allday ' : ''),
      (dates_row = '<tr class="dates">'),
      (times_row = '<tr class="times">'),
      (slots_row = '');

    for (
      var s = 0, t = freebusy_ui.start.getTime();
      t < freebusy_ui.end.getTime();
      s++
    ) {
      curdate.setTime(t);
      datestr = format_date(curdate, date_format);
      if (datestr != lastdate) {
        if (lastdate && !allday) break;
        dates_row +=
          '<th colspan="' +
          dayslots +
          '" class="boxtitle date' +
          format_date(curdate, 'DDMMYYYY') +
          '">' +
          Q(datestr) +
          '</th>';
        lastdate = datestr;
      }

      // set css class according to working hours
      css =
        is_weekend(curdate) ||
        (freebusy_ui.interval <= 60 && !is_workinghour(curdate))
          ? 'offhours'
          : 'workinghours';
      times_row +=
        '<th scope="col" class="' +
        times_css +
        css +
        '" id="t-' +
        Math.floor(t / 1000) +
        '">' +
        Q(
          allday
            ? rcmail.gettext('all-day', 'calendar')
            : format_date(curdate, settings.time_format),
        ) +
        '</th>';
      slots_row += '<td class="' + css + '">&nbsp;</td>';

      t += interval * 60000;
    }
    dates_row += '</tr>';
    times_row += '</tr>';

    // render list of attendees
    var domid,
      data,
      list_html = '',
      times_html = '';
    for (var i = 0; i < event_attendees.length; i++) {
      data = event_attendees[i];
      domid = String(data.email).replace(rcmail.identifier_expr, '');
      times_html +=
        '<tr id="fbrow' + domid + '" class="fbcontent">' + slots_row + '</tr>';
    }

    // add line for all/required attendees
    times_html +=
      '<tr class="spacer"><td colspan="' +
      dayslots * freebusy_ui.numdays +
      '"></td>';
    times_html += '<tr id="fbrowall" class="fbcontent">' + slots_row + '</tr>';

    var table = $('#schedule-freebusy-times');
    table.children('thead').html(dates_row + times_row);
    table.children('tbody').html(times_html);

    // initialize event handlers on grid
    if (!freebusy_ui.grid_events) {
      freebusy_ui.grid_events = true;
      table.children('thead').click(function (e) {
        // move event to the clicked date/time
        if (e.target.id && e.target.id.match(/t-(\d+)/)) {
          var newstart = new Date(RegExp.$1 * 1000);
          // set time to 00:00
          if (me.selected_event.allDay) {
            newstart.setMinutes(0);
            newstart.setHours(0);
          }
          update_freebusy_dates(
            newstart,
            new Date(
              newstart.getTime() +
                freebusy_ui.startdate.data('duration') * 1000,
            ),
          );
          render_freebusy_overlay();
        }
      });
    }

    // if we have loaded free-busy data, show it
    if (!freebusy_ui.loading) {
      if (
        freebusy_ui.start < freebusy_data.start ||
        freebusy_ui.end > freebusy_data.end ||
        freebusy_ui.interval != freebusy_data.interval
      ) {
        load_freebusy_data(freebusy_ui.start, freebusy_ui.interval);
      } else {
        for (var email, i = 0; i < event_attendees.length; i++) {
          if ((email = event_attendees[i].email))
            update_freebusy_display(email);
        }
      }
    }

    // render current event date/time selection over grid table
    // use timeout to let the dom attributes (width/height/offset) be set first
    window.setTimeout(function () {
      render_freebusy_overlay();
    }, 10);
  };

  // render overlay element over the grid to visiualize the current event date/time
  var render_freebusy_overlay = function () {
    var overlay = $('#schedule-event-time'),
      event_start =
        'toDate' in me.selected_event.start
          ? me.selected_event.start.toDate()
          : me.selected_event.start;
    event_end =
      'toDate' in me.selected_event.end
        ? me.selected_event.end.toDate()
        : me.selected_event.end;

    if (
      event_end.getTime() <= freebusy_ui.start.getTime() ||
      event_start.getTime() >= freebusy_ui.end.getTime()
    ) {
      overlay.hide();
      if (overlay.data('isdraggable')) overlay.draggable('disable');
    } else {
      var i,
        n,
        table = $('#schedule-freebusy-times'),
        width = 0,
        pos = { top: table.children('thead').height(), left: 0 },
        eventstart = date2unixtime(
          clone_date(me.selected_event.start, me.selected_event.allDay ? 1 : 0),
        ),
        eventend =
          date2unixtime(
            clone_date(me.selected_event.end, me.selected_event.allDay ? 2 : 0),
          ) - 60,
        slotstart = date2unixtime(freebusy_ui.start),
        slotsize = freebusy_ui.interval * 60,
        slotnum = freebusy_ui.interval > 60 ? 1 : 60 / freebusy_ui.interval,
        // PAMELA - Fix accessibility
        cells = table.children('thead').find('tr.times th'),
        cell_width = cells.first().get(0).offsetWidth,
        h_margin = table.parents('table').data('h-margin'),
        v_margin = table.parents('table').data('v-margin'),
        slotend;

      if (h_margin === undefined) h_margin = 4;
      if (v_margin === undefined) v_margin = 4;

      // iterate through slots to determine position and size of the overlay
      for (i = 0; i < cells.length; i++) {
        for (n = 0; n < slotnum; n++) {
          slotend = slotstart + slotsize - 1;
          // event starts in this slot: compute left
          if (eventstart >= slotstart && eventstart <= slotend) {
            pos.left = Math.round(i * cell_width + (cell_width / slotnum) * n);
          }
          // event ends in this slot: compute width
          if (eventend >= slotstart && eventend <= slotend) {
            width =
              Math.round(i * cell_width + (cell_width / slotnum) * (n + 1)) -
              pos.left;
          }
          slotstart += slotsize;
        }
      }

      if (!width) width = table.width() - pos.left;

      // overlay is visible
      if (width > 0) {
        overlay
          .css({
            width: width - h_margin + 'px',
            height: table.children('tbody').height() - v_margin + 'px',
            left: pos.left + 'px',
            top: pos.top + 'px',
          })
          .show();

        // configure draggable
        if (!overlay.data('isdraggable')) {
          overlay
            .draggable({
              axis: 'x',
              scroll: true,
              stop: function (e, ui) {
                // convert pixels to time
                var px = ui.position.left;
                var range_p = $('#schedule-freebusy-times').width();
                var range_t =
                  freebusy_ui.end.getTime() - freebusy_ui.start.getTime();
                var newstart = new Date(
                  freebusy_ui.start.getTime() + px * (range_t / range_p),
                );
                newstart.setSeconds(0);
                newstart.setMilliseconds(0);
                // snap to day boundaries
                if (me.selected_event.allDay) {
                  if (newstart.getHours() >= 12)
                    // snap to next day
                    newstart.setTime(newstart.getTime() + DAY_MS);
                  newstart.setMinutes(0);
                  newstart.setHours(0);
                } else {
                  // round to 5 minutes
                  // @TODO: round to timeslots?
                  var round = newstart.getMinutes() % 5;
                  if (round > 2.5)
                    newstart.setTime(newstart.getTime() + (5 - round) * 60000);
                  else if (round > 0)
                    newstart.setTime(newstart.getTime() - round * 60000);
                }
                // update event times and display
                update_freebusy_dates(
                  newstart,
                  new Date(
                    newstart.getTime() +
                      freebusy_ui.startdate.data('duration') * 1000,
                  ),
                );
                if (me.selected_event.allDay) render_freebusy_overlay();
              },
            })
            .data('isdraggable', true);
        } else overlay.draggable('enable');
      } else overlay.draggable('disable').hide();
    }
  };

  // fetch free-busy information for each attendee from server
  var load_freebusy_data = function (from, interval) {
    var start = new Date(from.getTime() - DAY_MS * 2); // start 2 days before event
    fix_date(start);
    var end = new Date(
      start.getTime() + DAY_MS * Math.max(14, freebusy_ui.numdays + 7),
    ); // load min. 14 days
    freebusy_ui.numrequired = 0;
    freebusy_data.all = [];
    freebusy_data.required = [];

    // load free-busy information for every attendee
    var domid, email;
    for (var i = 0; i < event_attendees.length; i++) {
      if ((email = event_attendees[i].email)) {
        domid = String(email).replace(rcmail.identifier_expr, '');
        $('#rcmli' + domid).addClass('loading');
        freebusy_ui.loading++;

        $.ajax({
          type: 'GET',
          dataType: 'json',
          url: rcmail.get_task_url('calendar&_action=freebusy-times'), // rcmail.url('freebusy-times'),
          data: {
            email: email,
            start: date2servertime(clone_date(start, 1)),
            end: date2servertime(clone_date(end, 2)),
            interval: interval,
            _remote: 1,
          },
          success: function (data) {
            freebusy_ui.loading--;

            // find attendee
            var i,
              attendee = null;
            for (i = 0; i < event_attendees.length; i++) {
              if (freebusy_ui.attendees[i].email == data.email) {
                attendee = freebusy_ui.attendees[i];
                break;
              }
            }

            // copy data to member var
            var ts,
              status,
              req = attendee.role != 'OPT-PARTICIPANT',
              start = parseISO8601(data.start);

            freebusy_data.start = new Date(start);
            freebusy_data.end = parseISO8601(data.end);
            freebusy_data.interval = data.interval;
            freebusy_data[data.email] = {};

            for (i = 0; i < data.slots.length; i++) {
              ts = date2timestring(start, data.interval > 60);
              status = data.slots.charAt(i);
              freebusy_data[data.email][ts] = status;
              start = new Date(start.getTime() + data.interval * 60000);

              // set totals
              if (!freebusy_data.required[ts])
                freebusy_data.required[ts] = [0, 0, 0, 0];
              if (req) freebusy_data.required[ts][status]++;

              if (!freebusy_data.all[ts]) freebusy_data.all[ts] = [0, 0, 0, 0];
              freebusy_data.all[ts][status]++;
            }

            // hide loading indicator
            var domid = String(data.email).replace(rcmail.identifier_expr, '');
            $('#rcmli' + domid).removeClass('loading');

            // update display
            update_freebusy_display(data.email);
          },
        });

        // count required attendees
        if (freebusy_ui.attendees[i].role != 'OPT-PARTICIPANT')
          freebusy_ui.numrequired++;
      }
    }
  };

  // re-calculate total status after role change
  var compute_freebusy_totals = function () {
    freebusy_ui.numrequired = 0;
    freebusy_data.all = [];
    freebusy_data.required = [];

    var email, req, status;
    for (var i = 0; i < event_attendees.length; i++) {
      if (!(email = event_attendees[i].email)) continue;

      req = freebusy_ui.attendees[i].role != 'OPT-PARTICIPANT';
      if (req) freebusy_ui.numrequired++;

      for (var ts in freebusy_data[email]) {
        if (!freebusy_data.required[ts])
          freebusy_data.required[ts] = [0, 0, 0, 0];
        if (!freebusy_data.all[ts]) freebusy_data.all[ts] = [0, 0, 0, 0];

        status = freebusy_data[email][ts];
        freebusy_data.all[ts][status]++;

        if (req) freebusy_data.required[ts][status]++;
      }
    }
  };

  // update free-busy grid with status loaded from server
  var update_freebusy_display = function (email) {
    // MANTIS 0006913: Ajouter un statut « travail ailleurs » sur les événements
    // MANTIS 0008012: Ajouter un statut "Congés"
    var status_classes = [
      'unknown',
      'free',
      'busy',
      'tentative',
      'out-of-office',
      'telework',
      'vacation',
    ];
    var domid = String(email).replace(rcmail.identifier_expr, '');
    var row = $('#fbrow' + domid);
    var rowall = $('#fbrowall').children();
    var dateonly = freebusy_ui.interval > 60,
      t,
      ts = date2timestring(freebusy_ui.start, dateonly),
      curdate = new Date(),
      fbdata = freebusy_data[email];

    if (fbdata && fbdata[ts] !== undefined && row.length) {
      t = freebusy_ui.start.getTime();
      row.children().each(function (i, cell) {
        var j,
          n,
          attr,
          last,
          all_slots = [],
          slots = [],
          all_cell = rowall.get(i),
          cnt = dateonly ? 1 : 60 / freebusy_ui.interval,
          percent = 100 / cnt;

        for (n = 0; n < cnt; n++) {
          curdate.setTime(t);
          ts = date2timestring(curdate, dateonly);
          attr = {
            style: 'float:left; width:' + percent.toFixed(2) + '%',
            class: fbdata[ts] ? status_classes[fbdata[ts]] : 'unknown',
          };

          slots.push($('<div>').attr(attr));

          // also update total row if all data was loaded
          if (!freebusy_ui.loading && freebusy_data.all[ts] && all_cell) {
            var w,
              all_status = freebusy_data.all[ts][2] ? 'busy' : 'unknown',
              req_status = freebusy_data.required[ts][2] ? 'busy' : 'free';

            for (j = 1; j < status_classes.length; j++) {
              if (
                freebusy_ui.numrequired &&
                freebusy_data.required[ts][j] >= freebusy_ui.numrequired
              )
                req_status = status_classes[j];
              if (freebusy_data.all[ts][j] == event_attendees.length)
                all_status = status_classes[j];
            }

            attr['class'] = req_status + ' all-' + all_status;

            // these elements use some specific styling, so we want to minimize their number
            if (last && last.attr('class').startsWith(attr['class'])) {
              w = percent + parseFloat(last.css('width').replace('%', ''));
              last
                .css('width', w.toFixed(2) + '%')
                .attr('class', attr['class'] + ' w' + w.toFixed(0));
            } else {
              last = $('<div>')
                .attr(attr)
                .addClass('w' + percent.toFixed(0))
                .append('<span>');
              all_slots.push(last);
            }
          }

          t += freebusy_ui.interval * 60000;
        }

        $(cell).html('').append(slots);
        if (all_slots.length) $(all_cell).html('').append(all_slots);
      });
    }
  };

  // write changed event date/times back to form fields
  var update_freebusy_dates = function (start, end) {
    // fix all-day evebt times
    if (me.selected_event.allDay) {
      var numdays = Math.floor(
        (me.selected_event.end.getTime() - me.selected_event.start.getTime()) /
          DAY_MS,
      );
      start.setHours(12);
      start.setMinutes(0);
      end.setTime(start.getTime() + numdays * DAY_MS);
      end.setHours(13);
      end.setMinutes(0);
    }
    me.selected_event.start = start;
    me.selected_event.end = end;
    freebusy_ui.startdate.val(format_date(start, settings.date_format));
    freebusy_ui.starttime.val(format_date(start, settings.time_format));
    freebusy_ui.enddate.val(format_date(end, settings.date_format));
    freebusy_ui.endtime.val(format_date(end, settings.time_format));
    freebusy_ui.needsupdate = true;
  };

  // attempt to find a time slot where all attendees are available
  var freebusy_find_slot = function (dir) {
    // exit if free-busy data isn't available yet
    if (!freebusy_data || !freebusy_data.start) return false;

    var event = me.selected_event,
      eventstart = clone_date(event.start, event.allDay ? 1 : 0).getTime(), // calculate with integers
      eventend = clone_date(event.end, event.allDay ? 2 : 0).getTime(),
      duration =
        eventend -
        eventstart -
        (event.allDay
          ? HOUR_MS
          : 0) /* make sure we don't cross day borders on DST change */,
      sinterval = freebusy_data.interval * 60000,
      intvlslots = 1,
      numslots = Math.ceil(duration / sinterval),
      fb_start = freebusy_data.start.getTime(),
      fb_end = freebusy_data.end.getTime(),
      checkdate,
      slotend,
      email,
      ts,
      slot,
      slotdate = new Date(),
      candidatecount = 0,
      candidatestart = false,
      success = false;

    const valid_ts = ['0', '1', '5'];
    // shift event times to next possible slot
    eventstart += sinterval * intvlslots * dir;
    eventend += sinterval * intvlslots * dir;

    // iterate through free-busy slots and find candidates
    for (
      slot = dir > 0 ? fb_start : fb_end - sinterval;
      (dir > 0 && slot < fb_end) || (dir < 0 && slot >= fb_start);
      slot += sinterval * dir
    ) {
      slotdate.setTime(slot);
      // fix slot if just crossed a DST change
      if (event.allDay) {
        fix_date(slotdate);
        slot = slotdate.getTime();
      }
      slotend = slot + sinterval;

      if ((dir > 0 && slotend <= eventstart) || (dir < 0 && slot >= eventend))
        // skip
        continue;

      // respect workinghours setting
      if (freebusy_ui.workinhoursonly) {
        if (
          is_weekend(slotdate) ||
          (freebusy_data.interval <= 60 && !is_workinghour(slotdate))
        ) {
          // skip off-hours
          candidatestart = false;
          candidatecount = 0;
          continue;
        }
      }

      if (!candidatestart) candidatestart = slot;

      ts = date2timestring(slotdate, freebusy_data.interval > 60);

      // check freebusy data for all attendees
      for (var i = 0; i < event_attendees.length; i++) {
        if (
          freebusy_ui.attendees[i].role != 'OPT-PARTICIPANT' &&
          (email = freebusy_ui.attendees[i].email) &&
          freebusy_data[email] &&
          !valid_ts.includes(freebusy_data[email][ts])
        ) {
          candidatestart = false;
          break;
        }
      }

      // occupied slot
      if (!candidatestart) {
        slot += Math.max(0, intvlslots - candidatecount - 1) * sinterval * dir;
        candidatecount = 0;
        continue;
      } else if (dir < 0) candidatestart = slot;

      candidatecount++;

      // if candidate is big enough, this is it!
      if (candidatecount == numslots) {
        'toDate' in event.start
          ? (event.start = new Date(candidatestart))
          : event.start.setTime(candidatestart);
        'toDate' in event.end
          ? (event.end = new Date(candidatestart + duration))
          : event.end.setTime(candidatestart + duration);
        success = true;
        break;
      }
    }

    // update event date/time display
    if (success) {
      update_freebusy_dates(event.start, event.end);

      // move freebusy grid if necessary
      var event_start =
          'toDate' in event.start ? event.start.toDate() : event.start,
        event_end = 'toDate' in event.end ? event.end.toDate() : event.end,
        offset = Math.ceil(
          (event_start.getTime() - freebusy_ui.end.getTime()) / DAY_MS,
        ),
        now = new Date();

      if (event_start.getTime() >= freebusy_ui.end.getTime())
        render_freebusy_grid(Math.max(1, offset));
      else if (event_end.getTime() <= freebusy_ui.start.getTime())
        render_freebusy_grid(Math.min(-1, offset));
      else render_freebusy_overlay();

      $('#schedule-find-prev').prop(
        'disabled',
        event_start.getTime() < now.getTime(),
      );

      // speak new selection
      rcmail.display_message(
        rcmail.gettext('suggestedslot', 'calendar') +
          ': ' +
          me.event_date_text(event, true),
        'voice',
      );
    } else {
      rcmail.alert_dialog(rcmail.gettext('noslotfound', 'calendar'));
    }
  };

  // update event properties and attendees availability if event times have changed
  var event_times_changed = function () {
    if (me.selected_event) {
      var allday = $('#edit-allday').get(0);
      me.selected_event.allDay = allday.checked;
      me.selected_event.start = me.parse_datetime(
        allday.checked ? '12:00' : $('#edit-starttime').val(),
        $('#edit-startdate').val(),
      );
      me.selected_event.end = me.parse_datetime(
        allday.checked ? '13:00' : $('#edit-endtime').val(),
        $('#edit-enddate').val(),
      );
      if (event_attendees) freebusy_ui.needsupdate = true;
      $('#edit-startdate').data(
        'duration',
        Math.round(
          (me.selected_event.end.getTime() -
            me.selected_event.start.getTime()) /
            1000,
        ),
      );

      //PAMELLA
      rcmail.triggerEvent('calendar.event_times_changed', {
        selected: me.selected_event,
      });
    }
  };
  //PAMELA
  this.event_times_changed = event_times_changed;
  // add the given list of participants
  var add_attendees = function (names, params) {
    names = explode_quoted_string(names.replace(/,\s*$/, ''), ',');

    // parse name/email pairs
    var item,
      email,
      name,
      success = false;
    for (var i = 0; i < names.length; i++) {
      email = name = '';
      item = $.trim(names[i]);

      if (!item.length) {
        continue;
      } // address in brackets without name (do nothing)
      else if (item.match(/^<[^@]+@[^>]+>$/)) {
        email = item.replace(/[<>]/g, '');
      } // address without brackets and without name (add brackets)
      else if (rcube_check_email(item)) {
        email = item;
      } // address with name
      else if (item.match(/([^\s<@]+@[^>]+)>*$/)) {
        email = RegExp.$1;
        name = item
          .replace(email, '')
          .replace(/^["\s<>]+/, '')
          .replace(/["\s<>]+$/, '');
      }
      if (email) {
        // PAMELA
        add_attendee(
          $.extend({ email: email.toLowerCase(), name: name }, params),
        );
        success = true;
      } else {
        rcmail.alert_dialog(rcmail.gettext('noemailwarning'));
      }
    }

    return success;
  };

  // add the given attendee to the list
  var add_attendee = function (data, readonly, before) {
    if (!me.selected_event) return false;

    // check for dupes...
    var exists = false;
    $.each(event_attendees, function (i, v) {
      exists |= v.email == data.email;
    });
    if (exists) return false;

    var calendar =
      me.selected_event && me.calendars[me.selected_event.calendar]
        ? me.calendars[me.selected_event.calendar]
        : me.calendars[me.selected_calendar];

    var dispname = Q(data.name || data.email);
    dispname =
      '<span' +
      (data.email && data.email != dispname
        ? ' title="' + Q(data.email) + '"'
        : '') +
      '>' +
      dispname +
      '</span>';

    // role selection
    var organizer = data.role == 'ORGANIZER';
    var opts = {};
    if (organizer) opts.ORGANIZER = rcmail.gettext('calendar.roleorganizer');
    opts['REQ-PARTICIPANT'] = rcmail.gettext('calendar.rolerequired');
    opts['OPT-PARTICIPANT'] = rcmail.gettext('calendar.roleoptional');
    opts['NON-PARTICIPANT'] = rcmail.gettext('calendar.rolenonparticipant');

    if (data.cutype != 'RESOURCE')
      opts['CHAIR'] = rcmail.gettext('calendar.rolechair');

    if (organizer && !readonly) dispname = rcmail.env['identities-selector'];

    var select =
      '<select class="edit-attendee-role form-control custom-select"' +
      (organizer || readonly ? ' disabled="true"' : '') +
      ' aria-label="' +
      rcmail.gettext('role', 'calendar') +
      '">';
    for (var r in opts)
      select +=
        '<option value="' +
        r +
        '" class="' +
        r.toLowerCase() +
        '"' +
        (data.role == r ? ' selected="selected"' : '') +
        '>' +
        Q(opts[r]) +
        '</option>';
    select += '</select>';

    // delete icon
    var icon = rcmail.env.deleteicon
      ? '<img src="' + rcmail.env.deleteicon + '" alt="" />'
      : '<span class="inner">' + Q(rcmail.gettext('delete')) + '</span>';
    var dellink =
      '<a href="#delete" class="iconlink icon button delete deletelink" title="' +
      Q(rcmail.gettext('delete')) +
      '">' +
      icon +
      '</a>';
    var tooltip = '',
      status = (data.status || '').toLowerCase(),
      status_label = rcmail.gettext('status' + status, 'libcalendaring');

    // send invitation checkbox
    var invbox =
      '<input type="checkbox" class="edit-attendee-reply" value="' +
      Q(data.email) +
      '" title="' +
      Q(rcmail.gettext('calendar.sendinvitations')) +
      '" ' +
      (!data.noreply && settings.itip_notify & 1 ? 'checked="checked" ' : '') +
      '/>';

    if (data['delegated-to'])
      tooltip =
        rcmail.gettext('libcalendaring.delegatedto') +
        ' ' +
        data['delegated-to'];
    else if (data['delegated-from'])
      tooltip =
        rcmail.gettext('libcalendaring.delegatedfrom') +
        ' ' +
        data['delegated-from'];
    else if (!status && organizer)
      tooltip = rcmail.gettext('statusorganizer', 'libcalendaring');
    else if (status) tooltip = status_label;

    // add expand button for groups
    if (data.cutype == 'GROUP') {
      dispname +=
        ' <a href="#expand" data-email="' +
        Q(data.email) +
        '" class="iconbutton add expandlink" title="' +
        rcmail.gettext('expandattendeegroup', 'libcalendaring') +
        '">' +
        rcmail.gettext('expandattendeegroup', 'libcalendaring') +
        '</a>';
    }

    var avail = data.email ? 'loading' : 'unknown';
    var table =
      rcmail.env.calendar_resources && data.cutype == 'RESOURCE'
        ? resources_list
        : attendees_list;
    var img_src = rcmail.assets_path('program/resources/blank.gif');
    var elastic = $(table).parents('.no-img').length > 0;
    var avail_tag = elastic
      ? '<span class="' + avail + '"'
      : '<img alt="" src="' +
        img_src +
        '" class="availabilityicon ' +
        avail +
        '"';
    var html =
      '<td class="role">' +
      select +
      '</td>' +
      '<td class="name"><span class="attendee-name">' +
      dispname +
      '</span></td>' +
      '<td class="availability">' +
      avail_tag +
      ' data-email="' +
      data.email +
      '" /></td>' +
      '<td class="confirmstate"><span class="attendee ' +
      (status || 'organizer') +
      '" title="' +
      Q(tooltip) +
      '">' +
      Q(status && !elastic ? status_label : '') +
      '</span></td>' +
      (data.cutype != 'RESOURCE'
        ? '<td class="invite">' +
          (organizer || readonly || !invbox ? '' : invbox) +
          '</td>'
        : '') +
      '<td class="options">' +
      (organizer || readonly ? '' : dellink) +
      '</td>';

    var tr = $('<tr>').addClass(String(data.role).toLowerCase()).html(html);

    if (before) tr.insertBefore(before);
    else tr.appendTo(table);

    tr.find('a.deletelink').click(
      { id: data.email || data.name },
      function (e) {
        remove_attendee(this, e.data.id);
        return false;
      },
    );
    tr.find('a.expandlink').click(data, function (e) {
      me.expand_attendee_group(e, add_attendee, remove_attendee);
      return false;
    });
    tr.find('input.edit-attendee-reply').click(function () {
      var enabled =
        $('#edit-attendees-invite:checked').length ||
        $('input.edit-attendee-reply:checked').length;
      $('#eventedit .attendees-commentbox')[enabled ? 'show' : 'hide']();
    });

    // select organizer identity
    if (data.identity_id) $('#edit-identities-list').val(data.identity_id);

    // check free-busy status
    if (avail == 'loading') {
      check_freebusy_status(
        tr.find('.availability > *:first'),
        data.email,
        me.selected_event,
      );
    }

    // Make Elastic checkboxes pretty
    if (window.UI && UI.pretty_checkbox) {
      $(tr)
        .find('input[type=checkbox]')
        .each(function () {
          UI.pretty_checkbox(this);
        });
      $(tr)
        .find('select')
        .each(function () {
          UI.pretty_select(this);
        });
    }

    event_attendees.push(data);
    return true;
  };

  // iterate over all attendees and update their free-busy status display
  var update_freebusy_status = function (event) {
    attendees_list.find('.availability > *').each(function (i, v) {
      var email,
        icon = $(this);
      if ((email = icon.attr('data-email')))
        check_freebusy_status(icon, email, event);
    });

    freebusy_ui.needsupdate = false;
  };

  // load free-busy status from server and update icon accordingly
  var check_freebusy_status = function (icon, email, event) {
    var calendar =
      event.calendar && me.calendars[event.calendar]
        ? me.calendars[event.calendar]
        : { freebusy: false };
    if (!calendar.freebusy) {
      $(icon).attr('class', 'availabilityicon unknown');
      return;
    }

    icon = $(icon).attr('class', 'availabilityicon loading');

    $.ajax({
      type: 'GET',
      dataType: 'html',
      //Pamela - correction de l'url
      url: rcmail.get_task_url(
        'calendar&_action=freebusy-status',
        window.location.origin + window.location.pathname,
      ), //rcmail.url('freebusy-status'),
      data: {
        email: email,
        start: date2servertime(clone_date(event.start, event.allDay ? 1 : 0)),
        end: date2servertime(clone_date(event.end, event.allDay ? 2 : 0)),
        _remote: 1,
      },
      success: function (status) {
        var avail = String(status).toLowerCase();
        icon
          .removeClass('loading')
          .addClass(avail)
          .attr('title', rcmail.gettext('avail' + avail, 'calendar'));
      },
      error: function () {
        icon
          .removeClass('loading')
          .addClass('unknown')
          .attr('title', rcmail.gettext('availunknown', 'calendar'));
      },
    });
  };

  // remove an attendee from the list
  var remove_attendee = function (elem, id) {
    $(elem).closest('tr').remove();
    // PAMELA - Mode assistantes
    event_attendees = $.grep(event_attendees, function (data) {
      return (data.name != id && data.email != id) || data.role == 'ORGANIZER';
    });
  };

  // open a dialog to display detailed free-busy information and to find free slots
  var event_resources_dialog = function (search) {
    var $dialog = $('#eventresourcesdialog');

    if ($dialog.is(':ui-dialog')) $dialog.dialog('close');

    // dialog buttons
    var buttons = [
      {
        text: rcmail.gettext('addresource', 'calendar'),
        class: 'mainaction save',
        click: function () {
          rcmail.command('add-resource');
          $dialog.dialog('close');
        },
      },
      {
        text: rcmail.gettext('close'),
        class: 'cancel',
        click: function () {
          $dialog.dialog('close');
        },
      },
    ];

    var resize = function () {
      var container = $(rcmail.gui_objects.resourceinfocalendar);
      container.fullCalendar('option', 'height', container.height() + 1);
    };

    // open jquery UI dialog
    $dialog
      .dialog({
        modal: true,
        resizable: false, // prevents from Availability tab reflow bugs on resize
        closeOnEscape: true,
        title: rcmail.gettext('findresources', 'calendar'),
        classes: { 'ui-dialog': 'selection-dialog resources-dialog' },
        open: function () {
          rcmail.ksearch_blur();
          $dialog.attr('aria-hidden', 'false');

          // for Elastic
          if ($('html.layout-small,html.layout-phone').length) {
            $('#eventresourcesdialog .resource-selection').css(
              'display',
              'flex',
            );
            $('#eventresourcesdialog .resource-content').css('display', 'none');
          }
          setTimeout(resize, 50);
        },
        close: function () {
          $dialog.dialog('destroy').attr('aria-hidden', 'true').hide();
        },
        resize: resize,
        buttons: buttons,
        width: 900,
        height: 500,
      })
      .show();

    $('.ui-dialog-buttonset button', $dialog.parent())
      .first()
      .attr('id', 'rcmbtncalresadd');

    me.dialog_resize(
      $dialog.get(0),
      540,
      Math.min(1000, $(window).width() - 50),
    );

    // set search query
    $('#resourcesearchbox').val(search || '');

    // initialize the treelist widget
    if (!resources_treelist) {
      resources_treelist = new rcube_treelist_widget(
        rcmail.gui_objects.resourceslist,
        {
          id_prefix: 'rcres',
          id_encode: rcmail.html_identifier_encode,
          id_decode: rcmail.html_identifier_decode,
          selectable: true,
          save_state: true,
        },
      );
      resources_treelist.addEventListener('select', function (node) {
        if (resources_data[node.id]) {
          resource_showinfo(resources_data[node.id]);
          rcmail.enable_command(
            'add-resource',
            me.selected_event && $('#eventedit').is(':visible'),
          );

          // on elastic mobile display resource info box
          if ($('html.layout-small,html.layout-phone').length) {
            $('#eventresourcesdialog .resource-selection').css(
              'display',
              'none',
            );
            $('#eventresourcesdialog .resource-content').css('display', 'flex');
            $(window).resize();
            resize();
          }
        } else {
          rcmail.enable_command('add-resource', false);
          $(rcmail.gui_objects.resourceinfo).hide();
          $(rcmail.gui_objects.resourceownerinfo).hide();
          $(rcmail.gui_objects.resourceinfocalendar).fullCalendar(
            'removeEventSources',
          );
        }
      });

      // fetch (all) resource data from server
      me.loading_lock = rcmail.set_busy(true, 'loading', me.loading_lock);
      rcmail.http_request('resources-list', {}, me.loading_lock);

      // register button
      rcmail.register_button('add-resource', 'rcmbtncalresadd', 'button');

      // initialize resource calendar display
      var resource_cal = $(rcmail.gui_objects.resourceinfocalendar);
      resource_cal.fullCalendar(
        $.extend({}, fullcalendar_defaults, {
          header: { left: '', center: '', right: '' },
          height: resource_cal.height() + 4,
          defaultView: 'agendaWeek',
          eventSources: [],
          slotMinutes: 60,
          allDaySlot: false,
          eventRender: function (event, element, view) {
            var title = rcmail.get_label(event.status, 'calendar');
            element.addClass('status-' + event.status);
            element.find('.fc-title').text(title);
            element.attr(
              'aria-label',
              me.event_date_text(event, true) + ': ' + title,
            );
          },
        }),
      );

      $('#resource-calendar-prev').click(function () {
        resource_cal.fullCalendar('prev');
        return false;
      });
      $('#resource-calendar-next').click(function () {
        resource_cal.fullCalendar('next');
        return false;
      });
    } else if (search) {
      resource_search();
    } else {
      resource_render_list(resources_index);
    }

    if (me.selected_event && me.selected_event.start) {
      $(rcmail.gui_objects.resourceinfocalendar).fullCalendar(
        'gotoDate',
        me.selected_event.start,
      );
    }
  };

  // render the resource details UI box
  var resource_showinfo = function (resource) {
    // inline function to render a resource attribute
    function render_attrib(value) {
      if (typeof value === 'boolean') {
        return value ? rcmail.get_label('yes') : rcmail.get_label('no');
      }

      return value;
    }

    if (rcmail.gui_objects.resourceinfo) {
      var tr,
        table = $(rcmail.gui_objects.resourceinfo)
          .show()
          .find('tbody')
          .html(''),
        attribs = $.extend({ name: resource.name }, resource.attributes || {});
      attribs.description = resource.description;

      for (var k in attribs) {
        if (typeof attribs[k] === 'undefined') continue;
        table.append(
          $('<tr>')
            .addClass(k + ' form-group row')
            .append(
              '<td class="title col-sm-4"><label class="col-form-label">' +
                Q(ucfirst(rcmail.get_label(k, 'calendar'))) +
                '</label></td>',
            )
            .append(
              '<td class="value col-sm-8 form-control-plaintext">' +
                text2html(render_attrib(attribs[k])) +
                '</td>',
            ),
        );
      }

      $(rcmail.gui_objects.resourceownerinfo).hide();
      $(rcmail.gui_objects.resourceinfocalendar).fullCalendar(
        'removeEventSources',
      );

      if (resource.owner) {
        // display cached data
        if (resource_owners[resource.owner]) {
          resource_owner_load(resource_owners[resource.owner]);
        } else {
          // fetch owner data from server
          me.loading_lock = rcmail.set_busy(true, 'loading', me.loading_lock);
          rcmail.http_request(
            'resources-owner',
            { _id: resource.owner },
            me.loading_lock,
          );
        }
      }

      // load resource calendar
      resources_events_source.url =
        './?_task=calendar&_action=resources-calendar&_id=' +
        urlencode(resource.ID);
      $(rcmail.gui_objects.resourceinfocalendar).fullCalendar(
        'addEventSource',
        resources_events_source,
      );
    }
  };

  // callback from server for resource listing
  var resource_data_load = function (data) {
    var resources_tree = {};

    // store data by ID
    $.each(data, function (i, rec) {
      resources_data[rec.ID] = rec;

      // assign parent-relations
      if (rec.members) {
        $.each(rec.members, function (j, m) {
          resources_tree[m] = rec.ID;
        });
      }
    });

    // walk the parent-child tree to determine the depth of each node
    $.each(data, function (i, rec) {
      rec._depth = 0;
      if (resources_tree[rec.ID]) rec.parent_id = resources_tree[rec.ID];

      var parent_id = resources_tree[rec.ID];
      while (parent_id) {
        rec._depth++;
        parent_id = resources_tree[parent_id];
      }
    });

    // sort by depth, collection and name
    data.sort(function (a, b) {
      var j = a._type == 'collection' ? 1 : 0,
        k = b._type == 'collection' ? 1 : 0,
        d = a._depth - b._depth;
      if (!d) d = k - j;
      if (!d) d = b.name < a.name ? 1 : -1;
      return d;
    });

    $.each(data, function (i, rec) {
      resources_index.push(rec.ID);
    });

    // apply search filter...
    if ($('#resourcesearchbox').val() != '') resource_search();
    // ...or render full list
    else resource_render_list(resources_index);

    rcmail.set_busy(false, null, me.loading_lock);
  };

  // renders the given list of resource records into the treelist
  var resource_render_list = function (index) {
    var rec, link;

    resources_treelist.reset();

    $.each(index, function (i, dn) {
      if ((rec = resources_data[dn])) {
        link = $('<a>').attr('href', '#').attr('rel', rec.ID).html(Q(rec.name));

        resources_treelist.insert(
          { id: rec.ID, html: link, classes: [rec._type], collapsed: true },
          rec.parent_id,
          false,
        );
      }
    });
  };

  // callback from server for owner information display
  var resource_owner_load = function (data) {
    if (data) {
      // cache this!
      resource_owners[data.ID] = data;

      var table = $(rcmail.gui_objects.resourceownerinfo)
        .find('tbody')
        .html('');

      for (var k in data) {
        if (k == 'event' || k == 'ID') continue;

        table.append(
          $('<tr>')
            .addClass(k)
            .append(
              '<td class="title">' +
                Q(ucfirst(rcmail.get_label(k, 'calendar'))) +
                '</td>',
            )
            .append('<td class="value">' + text2html(data[k]) + '</td>'),
        );
      }

      table.parent().show();
    }
  };

  // quick-filter the loaded resource data
  var resource_search = function () {
    var dn,
      rec,
      dataset = [],
      q = $('#resourcesearchbox').val().toLowerCase();

    if (q.length && resources_data) {
      // search by iterating over all resource records
      for (dn in resources_data) {
        rec = resources_data[dn];
        if (
          (rec.name && String(rec.name).toLowerCase().indexOf(q) >= 0) ||
          (rec.email && String(rec.email).toLowerCase().indexOf(q) >= 0) ||
          (rec.description &&
            String(rec.description).toLowerCase().indexOf(q) >= 0)
        ) {
          dataset.push(rec.ID);
        }
      }

      resource_render_list(dataset);

      // select single match
      if (dataset.length == 1) {
        resources_treelist.select(dataset[0]);
      }
    } else {
      $('#resourcesearchbox').val('');
    }
  };

  //
  var reset_resource_search = function () {
    $('#resourcesearchbox').val('').focus();
    resource_render_list(resources_index);
  };

  //
  var add_resource2event = function () {
    var resource = resources_data[resources_treelist.get_selection()];
    if (resource)
      add_attendee(
        $.extend(
          {
            role: 'REQ-PARTICIPANT',
            status: 'NEEDS-ACTION',
            cutype: 'RESOURCE',
          },
          resource,
        ),
      );
  };

  // when the user accepts or declines an event invitation
  var event_rsvp = function (response, delegate, replymode, event) {
    var btn;
    if (typeof response === 'object') {
      btn = $(response);
      response = btn.attr('rel');
    } else {
      btn = $('#event-rsvp input.button[rel=' + response + ']');
    }

    // show menu to select rsvp reply mode (current or all)
    if (me.selected_event && me.selected_event.recurrence && !replymode) {
      rcube_libcalendaring.itip_rsvp_recurring(
        btn,
        function (resp, mode) {
          event_rsvp(resp, null, mode, event);
        },
        event,
      );
      return;
    }

    if (me.selected_event && me.selected_event.attendees && response) {
      // bring up delegation dialog
      if (response == 'delegated' && !delegate) {
        rcube_libcalendaring.itip_delegate_dialog(function (data) {
          data.rsvp = data.rsvp ? 1 : '';
          event_rsvp('delegated', data, replymode, event);
        });
        return;
      }

      // PAMELA - Mode assistantes
      let calendar =
        me.selected_event.calendar && me.calendars[me.selected_event.calendar]
          ? me.calendars[me.selected_event.calendar]
          : { editable: false, rights: 'lrs' };

      // update attendee status
      attendees = [];
      for (var data, i = 0; i < me.selected_event.attendees.length; i++) {
        data = me.selected_event.attendees[i];
        // PAMELA - Mode assistantes
        // if (settings.identity.emails.indexOf(';' + String(data.email).toLowerCase()) >= 0) {
        if (
          calendar.owner_email.toLowerCase() == String(data.email).toLowerCase()
        ) {
          data.status = response.toUpperCase();
          data.rsvp = 0; // unset RSVP flag

          if (data.status == 'DELEGATED') {
            data['delegated-to'] = delegate.to;
            data.rsvp = delegate.rsvp;
          } else {
            if (data['delegated-to']) {
              delete data['delegated-to'];
              if (data.role == 'NON-PARTICIPANT' && data.status != 'DECLINED')
                data.role = 'REQ-PARTICIPANT';
            }
          }

          attendees.push(i);
        } else if (
          response != 'DELEGATED' &&
          data['delegated-from'] &&
          // PAMELA - Mode assisantes
          // settings.identity.emails.indexOf(';' + String(data['delegated-from']).toLowerCase()) >= 0) {
          calendar.owner_email.toLowerCase() ==
            String(data['delegated-from']).toLowerCase()
        ) {
          delete data['delegated-from'];
        }

        // set free_busy status to transparent if declined (#4425)
        if (data.status == 'DECLINED' || data.role == 'NON-PARTICIPANT') {
          me.selected_event.free_busy = 'free';
        } else {
          me.selected_event.free_busy = 'busy';
        }
      }

      // submit status change to server
      var submit_data = $.extend(
          {},
          {
            source: null,
            comment: $('#reply-comment-event-rsvp').val(),
            _savemode: replymode || 'all',
          },
          delegate || {},
        ),
        submit_items =
          'id,uid,_instance,calendar,_mbox,_uid,_part,attendees,free_busy,allDay',
        noreply = $('#noreply-event-rsvp:checked').length ? 1 : 0;

      // Submit only that data we really need
      $.each(submit_items.split(','), function () {
        if (this in me.selected_event)
          submit_data[this] = me.selected_event[this];
      });

      // import event from mail (temporary iTip event)
      if (submit_data._mbox && submit_data._uid) {
        me.saving_lock = rcmail.set_busy(true, 'calendar.savingdata');
        rcmail.http_post('mailimportitip', {
          _mbox: submit_data._mbox,
          _uid: submit_data._uid,
          _part: submit_data._part,
          _status: response,
          _to: delegate ? delegate.to : null,
          _rsvp: delegate && delegate.rsvp ? 1 : 0,
          _noreply: noreply,
          _comment: submit_data.comment,
          _instance: submit_data._instance,
          _savemode: submit_data._savemode,
        });
      } else if (settings.invitation_calendars) {
        update_event('rsvp', submit_data, {
          status: response,
          noreply: noreply,
          attendees: attendees,
        });
      } else {
        me.saving_lock = rcmail.set_busy(true, 'calendar.savingdata');
        rcmail.http_post('calendar/event', {
          action: 'rsvp',
          e: submit_data,
          status: response,
          attendees: attendees,
          noreply: noreply,
        });
      }

      event_show_dialog(me.selected_event);
    }
  };

  //PAMELA - use custom event_rsvp
  this.event_rsvp = event_rsvp;

  // add the given date to the RDATE list
  var add_rdate = function (date) {
    var li = $('<li>')
      .attr('data-value', date2servertime(date))
      .append($('<span>').text(format_date(date, settings.date_format)))
      .appendTo('#edit-recurrence-rdates');

    $('<a>')
      .attr('href', '#del')
      .addClass('iconbutton delete')
      .html(rcmail.get_label('delete', 'calendar'))
      .attr('title', rcmail.get_label('delete', 'calendar'))
      .appendTo(li);
  };

  // re-sort the list items by their 'data-value' attribute
  var sort_rdates = function () {
    var mylist = $('#edit-recurrence-rdates'),
      listitems = mylist.children('li').get();
    listitems.sort(function (a, b) {
      var compA = $(a).attr('data-value');
      var compB = $(b).attr('data-value');
      return compA < compB ? -1 : compA > compB ? 1 : 0;
    });
    $.each(listitems, function (idx, item) {
      mylist.append(item);
    });
  };

  // remove the link reference matching the given uri
  function remove_link(elem) {
    var $elem = $(elem),
      uri = $elem.attr('data-uri');

    me.selected_event.links = $.grep(me.selected_event.links, function (link) {
      return link.uri != uri;
    });

    // remove UI list item
    $elem.hide().closest('li').addClass('deleted');
  }

  // post the given event data to server
  var update_event = function (action, data, add) {
    me.saving_lock = rcmail.set_busy(true, 'calendar.savingdata');

    // PAMELA - Evenement perdu dans le cas de déconnexion du serveur
    rcmail.http_post(
      'calendar/event',
      $.extend({ action: action, e: data }, add || {}),
      me.saving_lock,
    );

    // // render event temporarily into the calendar
    // if ((data.start && data.end) || data.id) {
    //   var tmp, event = data.id ? $.extend(fc.fullCalendar('clientEvents', data.id)[0], data) : data;

    //   if (data.start)
    //     event.start = data.start;
    //   if (data.end)
    //     event.end = data.end;
    //   if (data.allDay !== undefined)
    //     event.allDay = !!data.allDay; // must be boolean for fullcalendar

    //   // For fullCalendar all-day event's end date must be exclusive
    //   if (event.allDay && data.end && (tmp = moment(data.end)) && tmp.format('Hms') !== '000') {
    //     event.end = moment().year(tmp.year()).month(tmp.month()).date(tmp.date()).hour(0).minute(0).second(0).add(1, 'days');
    //   }

    //   event.editable = false;
    //   event.temp = true;
    //   event.className = ['fc-event-temp'];

    //   fc.fullCalendar(data.id ? 'updateEvent' : 'renderEvent', event);

    //   // mark all recurring instances as temp
    //   if (event.recurrence || event.recurrence_id) {
    //     var base_id = event.recurrence_id ? event.recurrence_id : String(event.id).replace(/-\d+(T\d{6})?$/, '');
    //     $.each(fc.fullCalendar('clientEvents', function (e) { return e.id == base_id || e.recurrence_id == base_id; }), function (i, ev) {
    //       ev.temp = true;
    //       ev.editable = false;
    //       event.className.push('fc-event-temp');
    //       fc.fullCalendar('updateEvent', ev);
    //     });
    //   }
    // }
  };

  // mouse-click handler to check if the show dialog is still open and prevent default action
  var dialog_check = function (e) {
    var showd = $('#eventshow');
    if (
      showd.is(':visible') &&
      !$(e.target).closest('.ui-dialog').length &&
      !$(e.target).closest('.popupmenu').length
    ) {
      showd.dialog('close');
      e.stopImmediatePropagation();
      ignore_click = true;
      return false;
    } else if (ignore_click) {
      window.setTimeout(function () {
        ignore_click = false;
      }, 20);
      return false;
    }
    return true;
  };

  // display confirm dialog when modifying/deleting an event
  var update_event_confirm = function (action, event, data) {
    // Allow other plugins to do actions here
    // E.g. when you move/resize the event init wasn't called
    // but we need it as some plugins may modify user identities
    // we depend on here (kolab_delegation)
    rcmail.triggerEvent('calendar-event-init', { o: event });

    if (!data) data = event;
    var decline = false,
      notify = false,
      html = '',
      cal = me.calendars[event.calendar],
      _is_invitation =
        String(event.calendar).match(/^--invitation--(declined|pending)/) &&
        RegExp.$1,
      _has_attendees = me.has_attendees(event),
      _is_attendee = _has_attendees && me.is_attendee(event),
      _is_organizer = me.is_organizer(event);

    // event has attendees, ask whether to notify them
    if (_has_attendees) {
      var checked = settings.itip_notify & 1 ? ' checked="checked"' : '';

      if (
        action == 'remove' &&
        cal.group != 'shared' &&
        !_is_organizer &&
        _is_attendee &&
        _is_invitation != 'declined'
      ) {
        decline = true;
        checked = event.status != 'CANCELLED' ? checked : '';
        html +=
          '<div class="message dialog-message ui alert boxwarning">' +
          '<label><input class="confirm-attendees-decline pretty-checkbox" type="checkbox"' +
          checked +
          ' value="1" name="decline" />&nbsp;' +
          rcmail.gettext('itipdeclineevent', 'calendar') +
          '</label></div>';
      } else if (_is_organizer) {
        notify = true;
        if (settings.itip_notify & 2) {
          html +=
            '<div class="message dialog-message ui alert boxwarning">' +
            '<label><input class="confirm-attendees-donotify pretty-checkbox" type="checkbox"' +
            checked +
            ' value="1" name="notify" />&nbsp;' +
            rcmail.gettext(
              action == 'remove' ? 'sendcancellation' : 'sendnotifications',
              'calendar',
            ) +
            '</label></div>';
        } else {
          data._notify = settings.itip_notify;
        }
      } else if (cal.group != 'shared' && !_is_invitation) {
        html +=
          '<div class="message dialog-message ui alert boxwarning">' +
          $('#edit-localchanges-warning').html() +
          '</div>';
        data._notify = 0;
      }
    }

    // recurring event: user needs to select the savemode
    if (event.recurrence) {
      var future_disabled = '',
        message_label =
          action == 'remove'
            ? 'removerecurringeventwarning'
            : 'changerecurringeventwarning';

      // disable the 'future' savemode if I'm an attendee
      // reason: no calendaring system supports the thisandfuture range parameter in iTip REPLY
      if (action == 'remove' && !_is_organizer && _is_attendee) {
        future_disabled = ' disabled';
      }

      html +=
        '<div class="message dialog-message ui alert boxwarning">' +
        rcmail.gettext(message_label, 'calendar') +
        '</div>' +
        '<div class="savemode">' +
        '<a href="#current" class="button btn btn-secondary">' +
        rcmail.gettext('currentevent', 'calendar') +
        '</a>' +
        '<a href="#future" class="button btn btn-secondary' +
        future_disabled +
        '">' +
        rcmail.gettext('futurevents', 'calendar') +
        '</a>' +
        '<a href="#all" class="button btn btn-secondary">' +
        rcmail.gettext('allevents', 'calendar') +
        '</a>' +
        (action != 'remove'
          ? '<a href="#new" class="button btn btn-secondary">' +
            rcmail.gettext('saveasnew', 'calendar') +
            '</a>'
          : '') +
        '</div>';
    }

    // show dialog
    if (html) {
      var $dialog = $('<div>').html(html);

      $dialog
        .find('a.button')
        .filter(':not(.disabled)')
        .click(function (e) {
          data._savemode = String(this.href).replace(/.+#/, '');

          // open event edit dialog when saving as new
          if (data._savemode == 'new') {
            event._savemode = 'new';
            event_edit_dialog('edit', event);
            fc.fullCalendar('refetchEvents');
          } else {
            if ($dialog.find('input.confirm-attendees-donotify').length)
              data._notify = $dialog
                .find('input.confirm-attendees-donotify')
                .get(0).checked
                ? 1
                : 0;
            if (decline) {
              data._decline = $dialog.find(
                'input.confirm-attendees-decline:checked',
              ).length;
              data._notify = 0;
            }
            update_event(action, data);
          }

          $dialog.dialog('close');
          return false;
        });

      var buttons = [];

      if (!event.recurrence) {
        buttons.push({
          text: rcmail.gettext(
            action == 'remove' ? 'delete' : 'save',
            'calendar',
          ),
          class: action == 'remove' ? 'delete mainaction' : 'save mainaction',
          click: function () {
            data._notify =
              notify &&
              $dialog.find('input.confirm-attendees-donotify:checked').length
                ? 1
                : 0;
            data._decline =
              decline &&
              $dialog.find('input.confirm-attendees-decline:checked').length
                ? 1
                : 0;
            update_event(action, data);
            $(this).dialog('close');
          },
        });
      }

      buttons.push({
        text: rcmail.gettext('cancel', 'calendar'),
        class: 'cancel',
        click: function () {
          $(this).dialog('close');
        },
      });

      $dialog
        .dialog({
          modal: true,
          width: 460,
          dialogClass: 'warning',
          title: rcmail.gettext(
            action == 'remove' ? 'removeeventconfirm' : 'changeeventconfirm',
            'calendar',
          ),
          buttons: buttons,
          open: function () {
            setTimeout(function () {
              $dialog
                .parent()
                .find('button:not(.ui-dialog-titlebar-close)')
                .first()
                .focus();
            }, 5);
          },
          close: function () {
            $dialog.dialog('destroy').remove();
            if (!rcmail.busy) fc.fullCalendar('refetchEvents');
          },
        })
        .addClass('event-update-confirm')
        .show();

      return false;
    }
    // show regular confirm box when deleting
    else if (action == 'remove' && !cal.undelete) {
      if (!confirm(rcmail.gettext('deleteventconfirm', 'calendar')))
        return false;
    }

    // do update
    update_event(action, data);

    return true;
  };

  /*** public methods ***/

  //PAMELA
  this.edit_update_current_event_attendee =
    function edit_update_current_event_attendee(attendee, add = true) {
      if (me.selected_event) {
        if (add) {
          if (!event_attendees.find((x) => x.email === attendee.email))
            event_attendees.push(attendee);
          else {
            this.edit_update_current_event_attendee(attendee, false);
            this.edit_update_current_event_attendee(attendee);
          }
        } else
          event_attendees = event_attendees.filter(
            (x) => x.email !== attendee.email,
          );
      }

      return event_attendees;
    };

  //PAMELLA
  this.edit_clear_attendees = function edit_clear_attendees() {
    event_attendees.length = 0;
  };

  /**
   * Remove saving lock and free the UI for new input
   */
  this.unlock_saving = function () {
    if (me.saving_lock) rcmail.set_busy(false, null, me.saving_lock);
  };

  // opens the given calendar in a popup dialog
  this.quickview = function (id, shift) {
    var src,
      in_quickview = false;
    $.each(this.quickview_sources, function (i, cal) {
      if (cal.id == id) {
        in_quickview = true;
        src = cal;
      }
    });

    // remove source from quickview
    if (in_quickview && shift) {
      this.quickview_sources = $.grep(this.quickview_sources, function (src) {
        return src.id != id;
      });
    } else {
      if (!shift) {
        // remove all current quickview event sources
        if (this.quickview_active) {
          fc.fullCalendar('removeEventSources');

          // PAMELA
          $.each(this.calendars, function (k, cal) {
            fc.fullCalendar('removeResource', cal);
          });
        }

        this.quickview_sources = [];

        // uncheck all active quickview icons
        calendars_list.container
          .find('div.focusview')
          .add('#calendars .searchresults div.focusview')
          .removeClass('focusview')
          .find('a.quickview')
          .attr('aria-checked', 'false');
      }

      if (!in_quickview) {
        // clone and modify calendar properties
        src = $.extend({}, this.calendars[id]);
        src.url += '&_quickview=1';
        this.quickview_sources.push(src);
      }
    }

    // disable quickview
    if (this.quickview_active && !this.quickview_sources.length) {
      // register regular calendar event sources
      $.each(this.calendars, function (k, cal) {
        if (cal.active) {
          fc.fullCalendar('addEventSource', cal);

          // PAMELA
          fc.fullCalendar('addResource', cal);
        }
      });

      this.quickview_active = false;
      $('body').removeClass('quickview-active');

      // uncheck all active quickview icons
      calendars_list.container
        .find('div.focusview')
        .add('#calendars .searchresults div.focusview')
        .removeClass('focusview')
        .find('a.quickview')
        .attr('aria-checked', 'false');
    }
    // activate quickview
    else if (!this.quickview_active) {
      // remove regular calendar event sources
      fc.fullCalendar('removeEventSources');

      // PAMELA
      $.each(this.calendars, function (k, cal) {
        fc.fullCalendar('removeResource', cal);
      });

      // register quickview event sources
      $.each(this.quickview_sources, function (i, src) {
        fc.fullCalendar('addEventSource', src);

        // PAMELA
        fc.fullCalendar('addResource', src);
      });

      this.quickview_active = true;
      $('body').addClass('quickview-active');
    }
    // update quickview sources
    else if (in_quickview) {
      fc.fullCalendar('removeEventSource', src);

      // PAMELA
      fc.fullCalendar('removeResource', src);
    } else if (src) {
      fc.fullCalendar('addEventSource', src);

      // PAMELA
      fc.fullCalendar('addResource', src);
    }

    // activate quickview icon
    if (this.quickview_active) {
      $(calendars_list.get_item(id))
        .find('.calendar')
        .first()
        .add('#calendars .searchresults .cal-' + id)
        [in_quickview ? 'removeClass' : 'addClass']('focusview')
        .find('a.quickview')
        .attr('aria-checked', in_quickview ? 'false' : 'true');
    }
  };

  // disable quickview mode
  function reset_quickview() {
    // remove all current quickview event sources
    if (me.quickview_active) {
      fc.fullCalendar('removeEventSources');
      me.quickview_sources = [];
    }

    // register regular calendar event sources
    $.each(me.calendars, function (k, cal) {
      if (cal.active) {
        fc.fullCalendar('addEventSource', cal);

        // PAMELA
        fc.fullCalendar('addResource', cal);
      }
    });

    // uncheck all active quickview icons
    calendars_list.container
      .find('div.focusview')
      .add('#calendars .searchresults div.focusview')
      .removeClass('focusview')
      .find('a.quickview')
      .attr('aria-checked', 'false');

    me.quickview_active = false;
    $('body').removeClass('quickview-active');
  }

  //public method to show the print dialog.
  this.print_calendars = function (view) {
    if (!view) view = fc.fullCalendar('getView').name;
    var date = fc.fullCalendar('getDate').toDate();

    rcmail.open_window(
      rcmail.url('print', {
        view: view,
        date: date2unixtime(date),
        range: settings.agenda_range,
        search: this.search_query,
      }),
      true,
      true,
    );
  };

  // public method to bring up the new event dialog
  this.add_event = function (templ) {
    if (this.selected_calendar) {
      var now = new Date();
      var date = fc.fullCalendar('getDate').toDate();
      date.setHours(now.getHours() + 1);
      date.setMinutes(0);
      var end = new Date(date.getTime());
      end.setHours(date.getHours() + 1);
      event_edit_dialog(
        'new',
        $.extend(
          {
            start: date,
            end: end,
            allDay: false,
            calendar: this.selected_calendar,
          },
          templ || {},
        ),
      );
    }
  };

  // delete the given event after showing a confirmation dialog
  this.delete_event = function (event) {
    // show confirm dialog for recurring events, use jquery UI dialog
    return update_event_confirm('remove', event, {
      id: event.id,
      calendar: event.calendar,
      attendees: event.attendees,
    });
  };

  // opens a jquery UI dialog with event properties (or empty for creating a new calendar)
  this.calendar_edit_dialog = function (calendar) {
    if (!calendar)
      calendar = {
        name: '',
        color: 'cc0000',
        editable: true,
        showalarms: true,
      };

    var title = rcmail.gettext(
        calendar.id ? 'editcalendar' : 'createcalendar',
        'calendar',
      ),
      params = {
        action: calendar.id ? 'form-edit' : 'form-new',
        c: { id: calendar.id },
        _framed: 1,
      },
      $dialog = $('<iframe>')
        .attr('src', rcmail.url('calendar', params))
        .on('load', function () {
          var contents = $(this).contents();
          contents
            .find('#calendar-name')
            .prop(
              'disabled',
              !calendar.editable && !(calendar.name_editable ?? false),
            )
            .val(calendar.editname || calendar.name)
            .select();
          contents.find('#calendar-color').val(calendar.color);
          contents
            .find('#calendar-showalarms')
            .prop('checked', calendar.showalarms);
        }),
      save_func = function () {
        var data,
          form = $dialog.contents().find('#calendarpropform'),
          name = form.find('#calendar-name');

        // form is not loaded
        if (!form || !form.length) return false;

        // do some input validation
        if (!name.val() || name.val().length < 2) {
          rcmail.alert_dialog(
            rcmail.gettext('invalidcalendarproperties', 'calendar'),
            function () {
              name.select();
            },
          );

          return false;
        }

        // post data to server
        data = form.serializeJSON();
        if (data.color) data.color = data.color.replace(/^#/, '');
        if (calendar.id) data.id = calendar.id;

        me.saving_lock = rcmail.set_busy(true, 'calendar.savingdata');
        rcmail.http_post('calendar', {
          action: calendar.id ? 'edit' : 'new',
          c: data,
        });
        $dialog.dialog('close');
      };

    rcmail.simple_dialog($dialog, title, save_func, {
      width: 600,
      // PAMELA - Augmenter la hauter pour les calendriers externes
      height: 515,
    });
  };

  this.calendar_remove = function (calendar) {
    this.calendar_destroy_source(calendar.id);
    rcmail.http_post('calendar', {
      action: 'subscribe',
      c: { id: calendar.id, active: 0, permanent: 0, recursive: 1 },
    });
    return true;
  };

  // MANTIS 3607: Permettre de remplacer tous les évènements lors d'un import
  this.calendar_delete_all = function (calendar) {
    if (confirm(rcmail.gettext('deleteallcalendarconfirm', 'calendar'))) {
      var lock = rcmail.display_message(rcmail.get_label('loading'), 'loading');
      rcmail.http_post('calendar', {
        action: 'delete_all',
        c: { id: calendar.id },
      });
      return true;
    }
    return false;
  };

  // MANTIS 3896: Partage public et protégé de l'agenda
  this.calendar_check_feed_url = function (calendar) {
    setTimeout(() => {
      var lock = rcmail.display_message(rcmail.get_label('loading'), 'loading');
      rcmail.http_post(
        'calendar',
        {
          action: 'check_feed_url',
          c: {
            id: calendar.id,
            checked: $('.ui-dialog #checkpublicfeedurl').prop('checked'),
          },
        },
        lock,
      );
      return true;
    }, 200);
  };

  // MANTIS 3896: Partage public et protégé de l'agenda
  this.calendar_show_feed_url = function (calendar, url) {
    if (url) {
      $('.ui-dialog #input_calpublicfeedurl').show();
      $('.ui-dialog #calpublicfeedurl').val(url);
      $('.ui-dialog #checkpublicfeedurl').prop('checked', true);
      this.calendars[calendar].feedcalendarurl = url;
    } else {
      $('.ui-dialog #input_calpublicfeedurl').hide();
      $('.ui-dialog #calpublicfeedurl').val('');
      $('.ui-dialog #checkpublicfeedurl').prop('checked', false);
      delete this.calendars[calendar].feedcalendarurl;
    }
  };

  this.toggle_appointment = function (calendar) {
    setTimeout(() => {
      var lock = rcmail.display_message(rcmail.get_label('loading'), 'loading');
      rcmail.http_post(
        'calendar',
        {
          action: 'toggle_appointment',
          c: {
            id: calendar.id,
            checked: $('.ui-dialog #check_appointment').prop('checked'),
          },
        },
        lock,
      );
      return true;
    }, 200);
  };

  this.appointment_show_url = function (calendar, url) {
    if (url) {
      $('.ui-dialog #appointment_url').val(url);
      $('.ui-dialog #button_fullcalendarurl').show();
      $('.ui-dialog #appointment_configuration').show();
      $('.ui-dialog #check_appointment').prop('checked', true);
      this.calendars[calendar].appointment_url = url;
    } else {
      $('.ui-dialog #appointment_url').val('');
      $('.ui-dialog #button_fullcalendarurl').hide();
      $('.ui-dialog #appointment_configuration').hide();
      $('.ui-dialog #check_appointment').prop('checked', false);
      this.calendars[calendar].appointment_url = url;
    }
    appointment_save_func();
  };

  this.calendar_delete = function (calendar) {
    var label = calendar.children
      ? 'deletecalendarconfirmrecursive'
      : 'deletecalendarconfirm';
    rcmail.confirm_dialog(
      rcmail.gettext(label, 'calendar'),
      'delete',
      function () {
        rcmail.http_post('calendar', {
          action: 'delete',
          c: { id: calendar.id },
        });
        return true;
      },
    );

    return false;
  };

  this.calendar_refresh_source = function (id) {
    // got race-conditions fc.currentFetchID when using refetchEventSources,
    // so we remove and add the source instead
    // fc.fullCalendar('refetchEventSources', me.calendars[id]);
    // TODO: Check it again with fullcalendar >= 3.9
    fc.fullCalendar('removeEventSource', me.calendars[id]);
    fc.fullCalendar('addEventSource', me.calendars[id]);
  };

  this.calendar_destroy_source = function (id) {
    var delete_ids = [];

    if (this.calendars[id]) {
      // find sub-calendars
      if (this.calendars[id].children) {
        for (var child_id in this.calendars) {
          if (String(child_id).indexOf(id) == 0) delete_ids.push(child_id);
        }
      } else {
        delete_ids.push(id);
      }
    }

    // delete all calendars in the list
    for (var i = 0; i < delete_ids.length; i++) {
      id = delete_ids[i];
      calendars_list.remove(id);
      fc.fullCalendar('removeEventSource', this.calendars[id]);
      $('#edit-calendar option[value="' + id + '"]').remove();
      delete this.calendars[id];
    }

    if (this.selected_calendar == id) {
      this.init_calendars(true);
    }
  };

  // open a dialog to upload an .ics file with events to be imported
  this.import_events = function (calendar) {
    // close show dialog first
    var $dialog = $('#eventsimport'),
      form = rcmail.gui_objects.importform;

    if ($dialog.is(':ui-dialog')) $dialog.dialog('close');

    if (calendar) $('#event-import-calendar').val(calendar.id);

    var buttons = [
      {
        text: rcmail.gettext('import', 'calendar'),
        class: 'mainaction import',
        click: function () {
          if (form && form.elements._data.value) {
            rcmail.async_upload_form(form, 'import_events', function (e) {
              rcmail.set_busy(false, null, me.saving_lock);
              $('.ui-dialog-buttonpane button', $dialog.parent()).prop(
                'disabled',
                false,
              );

              // display error message if no sophisticated response from server arrived (e.g. iframe load error)
              if (me.import_succeeded === null)
                rcmail.display_message(
                  rcmail.get_label('importerror', 'calendar'),
                  'error',
                );
            });

            // display upload indicator (with extended timeout)
            var timeout = rcmail.env.request_timeout;
            rcmail.env.request_timeout = 600;
            me.import_succeeded = null;
            me.saving_lock = rcmail.set_busy(true, 'uploading');
            $('.ui-dialog-buttonpane button', $dialog.parent()).prop(
              'disabled',
              true,
            );

            // restore settings
            rcmail.env.request_timeout = timeout;
          }
        },
      },
      {
        text: rcmail.gettext('cancel', 'calendar'),
        class: 'cancel',
        click: function () {
          $dialog.dialog('close');
        },
      },
    ];

    // open jquery UI dialog
    $dialog
      .dialog({
        modal: true,
        resizable: false,
        closeOnEscape: false,
        title: rcmail.gettext('importevents', 'calendar'),
        close: function () {
          $('.ui-dialog-buttonpane button', $dialog.parent()).prop(
            'disabled',
            false,
          );
          $dialog.dialog('destroy').hide();
        },
        buttons: buttons,
        width: 520,
      })
      .show();
  };

  // callback from server if import succeeded
  this.import_success = function (p) {
    this.import_succeeded = true;
    $('#eventsimport:ui-dialog').dialog('close');
    rcmail.set_busy(false, null, me.saving_lock);
    rcmail.gui_objects.importform.reset();

    if (p.refetch) this.refresh(p);
  };

  // callback from server to report errors on import
  this.import_error = function (p) {
    this.import_succeeded = false;
    rcmail.set_busy(false, null, me.saving_lock);
    rcmail.display_message(
      p.message || rcmail.get_label('importerror', 'calendar'),
      'error',
    );
  };

  // open a dialog to select calendars for export
  this.export_events = function (calendar) {
    // close show dialog first
    var $dialog = $('#eventsexport'),
      form = rcmail.gui_objects.exportform;

    if ($dialog.is(':ui-dialog')) $dialog.dialog('close');

    if (calendar) $('#event-export-calendar').val(calendar.id);

    $('#event-export-range').change(function (e) {
      var custom = $(this).val() == 'custom',
        input = $('#event-export-startdate');

      $(this)[custom ? 'removeClass' : 'addClass']('rounded-right'); // Elastic/Bootstrap
      input[custom ? 'show' : 'hide']();
      if (custom) input.select();
    });

    var buttons = [
      {
        text: rcmail.gettext('export', 'calendar'),
        class: 'mainaction export',
        click: function () {
          if (form) {
            var start = 0,
              range = $('#event-export-range', this).val(),
              source = $('#event-export-calendar').val();
            //PAMELA - Dans la mesure où la fonction Exporter ne peut prendre les PJ, autant virer l'option.
            // attachmt = $('#event-export-attachments').get(0).checked;

            if (range == 'custom')
              start = date2unixtime(
                me.parse_datetime('00:00', $('#event-export-startdate').val()),
              );
            else if (range > 0) start = 'today -' + range + ' months';

            rcmail.goto_url(
              'export_events',
              { source: source, start: start, attachments: 0 },
              false,
            );
          }
          $dialog.dialog('close');
        },
      },
      {
        text: rcmail.gettext('cancel', 'calendar'),
        class: 'cancel',
        click: function () {
          $dialog.dialog('close');
        },
      },
    ];

    // open jquery UI dialog
    $dialog
      .dialog({
        modal: true,
        resizable: false,
        closeOnEscape: false,
        title: rcmail.gettext('exporttitle', 'calendar'),
        close: function () {
          $('.ui-dialog-buttonpane button', $dialog.parent()).prop(
            'disabled',
            false,
          );
          $dialog.dialog('destroy').hide();
        },
        buttons: buttons,
        width: 520,
      })
      .show();
  };

  // download the selected event as iCal
  this.event_download = function (event) {
    if (event && event.id) {
      rcmail.goto_url(
        'export_events',
        { source: event.calendar, id: event.id, attachments: 1 },
        false,
      );
    }
  };

  // open the message compose step with a calendar_event parameter referencing the selected event.
  // the server-side plugin hook will pick that up and attach the event to the message.
  this.event_sendbymail = function (event, e) {
    if (event && event.id) {
      rcmail.command(
        'compose',
        { _calendar_event: event._id },
        e ? e.target : null,
        e,
      );
    }
  };

  // display the edit dialog, request 'new' action and pass the selected event
  this.event_copy = function (event) {
    if (event && event.id) {
      var copy = $.extend(true, {}, event);

      delete copy.id;
      delete copy._id;
      delete copy.created;
      delete copy.changed;
      delete copy.recurrence_id;
      delete copy.attachments; // @TODO

      $.each(copy.attendees, function (k, v) {
        if (v.role != 'ORGANIZER') {
          v.status = 'NEEDS-ACTION';
        }
        // PAMELA - Ne pas conserver l'organisateur lors d'un copy
        // PAMELA - 0006910: Modification des fonctionnalités de copie d'un événement depuis l'agenda d'un tiers
        else {
          v.role = 'REQ-PARTICIPANT';
        }
      });

      setTimeout(function () {
        event_edit_dialog('new', copy);
      }, 50);
    }
  };

  // show URL of the given calendar in a dialog box
  this.showurl = function (calendar) {
    if (calendar.feedurl) {
      var dialog = $('#calendarurlbox').clone(true).removeClass('uidialog');

      if (calendar.caldavurl) {
        $('#caldavurl', dialog).val(calendar.caldavurl);
        $('#calendarcaldavurl', dialog).show();
      } else {
        $('#calendarcaldavurl', dialog).hide();
      }

      if (calendar.caldavurl) {
        $('#caldavurl', dialog).val(calendar.caldavurl);
        $('#calendarcaldavurl', dialog).show();
      } else {
        $('#calendarcaldavurl', dialog).hide();
      }

      if (calendar.feedfreebusyurl) {
        $('#calfreebusyurl', dialog).val(calendar.feedfreebusyurl);
        $('#calendarcalfreebusyurl', dialog).show();
      }

      if (calendar.showfeedcalendarurl) {
        if (calendar.feedcalendarurl) {
          $('#input_calpublicfeedurl', dialog).show();
          $('#calpublicfeedurl', dialog).val(calendar.feedcalendarurl);
          $('#button_fullcalendarurl', dialog).show();

          $('#checkpublicfeedurl', dialog).prop('checked', true);
        } else {
          $('#input_calpublicfeedurl', dialog).hide();
          $('#calpublicfeedurl', dialog).val('');
          $('#button_fullcalendarurl', dialog).hide();
          $('#checkpublicfeedurl', dialog).prop('checked', false);
        }
        $('#ppublicfeedurl', dialog).parent().parent().show();
      } else {
        $('#ppublicfeedurl', dialog).parent().parent().hide();
      }

      rcmail.simple_dialog(
        dialog,
        rcmail.gettext('showurl', 'calendar'),
        null,
        {
          open: function () {
            $('#calfeedurl', dialog).val(calendar.feedurl);
          },
          cancel_button: 'close',
        },
      );
    }
  };

  //PAMELA appointment configuration
  this.appointment = function (calendar) {
    let dialog = $('#appointmentbox').clone(true).removeClass('uidialog');
    let form = dialog.find('#appointmentpropform');
    rcmail.env.appointment_form = form;

    //On initialise le datetimepicker sur tous les jours de la semaines
    for (let i = 1; i < 8; i++) {
      $('#time_start_' + i + '-1', dialog).datetimepicker({
        datepicker: false,
        format: 'H:i',
        step: 15,
        value: settings.work_start + ':00',
      });

      $('#time_end_' + i + '-1', dialog).datetimepicker({
        datepicker: false,
        format: 'H:i',
        step: 15,
        value: settings.work_end + ':00',
      });
    }

    let user_pref = JSON.parse(rcmail.env.user_appointment_pref);

    if (
      user_pref &&
      (user_pref.enabled === 'true' || user_pref.enabled === true
        ? true
        : false)
    ) {
      form.find('#check_appointment').prop('checked', user_pref);
      form.find('#appointment_url').val(user_pref.url);
      form
        .find('#check_user_select_time')
        .prop('checked', user_pref.check_user_select_time === 'true');
      if (user_pref.check_user_select_time === 'true') {
        form.find('#time').hide();
      } else {
        if (user_pref.custom_time_select) {
          form
            .find('#time_select option[value="custom"]')
            .prop('selected', true);
          form.find('#custom_time').show();
          form
            .find(
              `#custom_time_select option[value="${user_pref.custom_time_select}"]`,
            )
            .prop('selected', true);
          form.find('#custom_time_input').val(user_pref.time_select);
        } else {
          form
            .find(`#time_select option[value="${user_pref.time_select}"]`)
            .prop('selected', true);
        }
      }

      if (user_pref.notification_type) {
        form.find('#notification_select').val(user_pref.notification_type);
      } else {
        form.find('#notification_select').val('notification');
      }

      if (user_pref.place) {
        user_pref.place.forEach((element) => {
          switch (element.type) {
            case 'attendee_call':
              form.find('#phone').prop('checked', true);
              form.find('#phone_fields').show();
              form.find('#attendee_call').prop('checked', true);
              form.find('#phone_number_field').show();
              form.find('#phone_input').val(element.value);
              break;
            case 'organizer_call':
              form.find('#phone').prop('checked', true);
              form.find('#phone_fields').show();
              form.find('#organizer_call').prop('checked', true);
              break;
            case 'address':
              form.find(`#${element.type}`).prop('checked', true);
              form.find('#address_fields').show();
              form.find('#address_input').val(element.value);
              break;
            case 'webconf':
              form.find(`#${element.type}`).prop('checked', true);
              form.find('#webconf_fields').show();
              form.find('#webconf_input').val(element.value);
              form.find('#webconf_phone').val(element.phone);
              form.find('#webconf_phone_pin').val(element.pin);
              break;

            default:
              break;
          }
        });
      }

      form
        .find(
          `#time_before_select option[value="${user_pref.time_before_select}"]`,
        )
        .prop('selected', true);
      form
        .find(
          `#time_after_select option[value="${user_pref.time_after_select}"]`,
        )
        .prop('selected', true);
      form
        .find('#custom_reason')
        .prop('checked', user_pref.custom_reason === 'true');

      if (user_pref.reason) {
        user_pref.reason.forEach((element, index) => {
          if (index == 0) {
            form.find('#time_reason-1').val(element);
          } else {
            let input_array = form
              .find('#appointment_reason .row:last-child')
              .find('input');
            let start_input = input_array.attr('id').split('-');
            let new_id = parseInt(start_input[1]) + 1;

            form
              .find('#appointment_reason')
              .append(
                '<div id="row' +
                  new_id +
                  '" class="form-group row mt-3"><div class="col-10"><input type="text" class="form-control" id="time_reason-' +
                  new_id +
                  '" placeholder="Motif" value="' +
                  element +
                  '"></div><div class="col-1"><button class="btn btn-danger" title="Supprimer le motif de rendez-vous" id="reason_trash_' +
                  new_id +
                  '" onclick="remove_reason(`' +
                  new_id +
                  '`)"><span class="icon-mel-trash"></span></button></div></div>',
              );
          }
        });
      }

      for (let i = 0; i < 7; i++) {
        let day_range = user_pref.range[i];

        let new_i;
        i == 0 ? (new_i = 7) : (new_i = i);
        if (day_range != '') {
          form.find('#day_check_' + new_i).prop('checked', true);
          form.find('#appointment_range_' + new_i).show();

          form.find(`#time_start_${new_i}-1`).val(day_range[0]);
          form.find(`#time_end_${new_i}-1`).val(day_range[1]);

          if (day_range.length > 2) {
            for (let j = 2; j < day_range.length; j += 2) {
              let id = new_i + '-' + j;
              form
                .find('#appointment_range_' + new_i)
                .append(
                  '<div id="row' +
                    id +
                    '" class="row mt-2"><div class="col-5"><input id="time_start_' +
                    id +
                    '" name="time_start_' +
                    id +
                    '" type="text" class="form-control" onchange="check_time_validity(`' +
                    id +
                    '`)"></div>-<div class="col-5"><input id="time_end_' +
                    id +
                    '" name="time_end_' +
                    id +
                    '"  type="text" class="form-control" onchange="check_time_validity(`' +
                    id +
                    '`)"></div><div class="col-1 pl-0"><button class="btn btn-danger" id="time_trash_' +
                    id +
                    '" onclick="remove_time(`' +
                    id +
                    '`)"><span class="icon-mel-trash"></span></button></div><span id="time_alert_' +
                    id +
                    '" class="text-danger" style="display: none;"></span></div>',
                );

              form.find('#time_start_' + id).datetimepicker({
                datepicker: false,
                format: 'H:i',
                step: 15,
                value: day_range[j],
              });

              form.find('#time_end_' + id).datetimepicker({
                datepicker: false,
                format: 'H:i',
                step: 15,
                value: day_range[j + 1],
              });
            }
          }
        } else {
          form.find('#day_check_' + new_i).prop('checked', false);
          form.find('#appointment_range_' + new_i).hide();
        }
      }
    } else {
      form.find('#appointment_configuration').hide();
      dialog.find('#button_fullcalendarurl').hide();
    }

    save_func = function () {
      appointment_save_func();
    };

    rcmail.simple_dialog(
      dialog,
      rcmail.gettext('configureappointment', 'calendar'),
      save_func,
      {
        cancel_button: 'close',
      },
    );
  };

  function appointment_save_func() {
    let appointment = {};
    let form = rcmail.env.appointment_form;

    appointment.check_user_select_time = form
      .find('#check_user_select_time')
      .prop('checked');

    if (!appointment.check_user_select_time) {
      appointment.time_select = form.find('#time_select').val();

      if (appointment.time_select == 'custom') {
        appointment.custom_time_select = form.find('#custom_time_select').val();
        appointment.time_select = form.find('#custom_time_input').val();
      }
    }

    appointment.notification_type = form.find('#notification_select').val();

    let error_message = 'Ce champs est obligatoire';
    let error = false;
    for (let e of form.find('input[required]')) {
      if (!($(e).val() || null)) {
        if (!$(e).is(':hidden')) {
          form.find(`#${e.id}`).addClass('is-invalid');
          form.find(`#${e.id.split('_')[0]}_error`).text(error_message);
          error = true;
        }
      } else {
        form.find(`#${e.id}`).removeClass('is-invalid');
        form.find(`#${e.id.split('_')[0]}_error`).text('');
      }
    }
    if (error) {
      return;
    }

    appointment.range = {};

    for (let i = 1; i < 8; i++) {
      let inputs_val = [''];

      if (form.find('#day_check_' + i).prop('checked')) {
        let inputs = form.find('#appointment_range_' + i).find('input');
        inputs_val = [];
        inputs.each((index, input) => {
          inputs_val.push(input.value);
        });
      }

      //le dimanche doit être 0 pour fullcalendar
      if (i == 7) {
        appointment.range[0] = inputs_val;
      } else {
        appointment.range[i] = inputs_val;
      }
    }

    appointment.time_before_select = form.find('#time_before_select').val();
    appointment.time_after_select = form.find('#time_after_select').val();

    let appointment_reason = [];
    let inputs_reason = form.find('#appointment_reason').find('input');
    inputs_reason.each((index, input) => {
      appointment_reason.push(input.value);
    });
    appointment.reason = appointment_reason;

    appointment.custom_reason = form.find('#custom_reason').prop('checked');

    select_place = form.find('#place').find('input:checkbox');

    let place = [];
    select_place.each((index, input) => {
      if ($(input).prop('checked')) {
        let id = input.id;
        switch (id) {
          case 'address':
            place.push({
              type: id,
              value: form.find('#address_input').val(),
              text: form.find('#adress_text').text(),
            });
            break;
          case 'phone':
            form
              .find('#phone_fields')
              .find('input')
              .each((index, input) => {
                if ($(input).prop('checked')) {
                  if (input.id == 'organizer_call') {
                    place.push({
                      type: input.id,
                      value: true,
                      text: form.find('#phone_text').text(),
                    });
                  }
                  if (input.id == 'attendee_call') {
                    place.push({
                      type: input.id,
                      value: form.find('#phone_input').val(),
                      text: form.find('#phone_text').text(),
                    });
                  }
                }
              });
            break;
          case 'webconf':
            place.push({
              type: id,
              value: form.find('#webconf_input').val(),
              text: form.find('#webconf_text').text(),
              phone: form.find('#webconf_phone').val(),
              pin: form.find('#webconf_phone_pin').val(),
            });
            break;

          default:
            break;
        }
      }
    });

    appointment.place = place;
    appointment.url = form.find('#appointment_url').val();

    appointment.enabled = form.find('#check_appointment').prop('checked');

    rcmail.env.user_appointment_pref = JSON.stringify(appointment);

    var lock = rcmail.display_message(rcmail.get_label('loading'), 'loading');
    rcmail.http_post(
      'calendar',
      { action: 'appointment', c: appointment },
      lock,
    );
  }

  // show free-busy URL in a dialog box
  this.showfburl = function () {
    var dialog = $('#fburlbox').clone(true);

    rcmail.simple_dialog(
      dialog,
      rcmail.gettext('showfburl', 'calendar'),
      null,
      {
        open: function () {
          $('#fburl', dialog).val(settings.freebusy_url).select();
        },
        cancel_button: 'close',
      },
    );
  };

  // refresh the calendar view after saving event data
  this.refresh = function (p) {
    // PAMELA - Gestion du cache
    if (p.update && p.update.calendar_token) {
      me.calendars[p.source].token = p.update.calendar_token;
    }
    var source = me.calendars[p.source];

    // helper function to update the given fullcalendar view
    function update_view(view, event, source) {
      var existing = view.fullCalendar('clientEvents', event._id);
      if (existing.length) {
        delete existing[0].temp;
        delete existing[0].editable;
        $.extend(existing[0], event);

        view.fullCalendar('updateEvent', existing[0]);
        // remove old recurrence instances
        if (event.recurrence && !event.recurrence_id)
          view.fullCalendar('removeEvents', function (e) {
            return e._id.indexOf(event._id + '-') == 0;
          });
      } else {
        // PAMELA - Fullcalendar premium
        // event.source = view.fullCalendar('getEventSourceById', source.id);  // link with source
        // view.fullCalendar('renderEvent', event);
        // MANTIS 0007067: Problème de doublon d'événement en affichage pendant une mise à jour
        fc.fullCalendar('refetchEventSources', source);
        fetch_counts();
      }
      // PAMELA - Gestion du cache
      fc.fullCalendar('updateEventSourceToken', source);
    }

    // remove temp events
    fc.fullCalendar('removeEvents', function (e) {
      return e.temp;
    });

    if (source && (p.refetch || (p.update && !source.active))) {
      // activate event source if new event was added to an invisible calendar
      if (this.quickview_active) {
        // map source to the quickview_sources equivalent
        $.each(this.quickview_sources, function (src) {
          if (src.id == source.id) {
            source = src;
            return false;
          }
        });
      } else if (!source.active) {
        source.active = true;
        $('#rcmlical' + source.id + ' input').prop('checked', true);
      }

      // PAMELA - gestion du cache
      let sources = [];
      for (const key in p.cals) {
        if (me.calendars[key].token != p.cals[key].token) {
          me.calendars[key].token = p.cals[key].token;
          sources.push(me.calendars[key]);
        }
      }
      fc.fullCalendar('refetchEventSources', sources);
      // fc.fullCalendar('refetchEventSources', source.id);
      fetch_counts();
    }
    // add/update single event object
    else if (source && p.update) {
      var event = p.update;

      // update main view
      update_view(fc, event, source);

      // update the currently displayed event dialog
      if (
        $('#eventshow').is(':visible') &&
        me.selected_event &&
        me.selected_event.id == event.id
      )
        event_show_dialog(event);
    }
    // refetch all calendars
    else if (p.refetch) {
      // PAMELA - gestion du cache
      let sources = [];
      for (const key in p.cals) {
        if (me.calendars[key].token != p.cals[key].token) {
          me.calendars[key].token = p.cals[key].token;
          sources.push(me.calendars[key]);
        }
      }
      fc.fullCalendar('refetchEventSources', sources);
      // fc.fullCalendar('refetchEvents');
      fetch_counts();
    }
  };

  // modify query parameters for refresh requests
  this.before_refresh = function (query) {
    var view = fc.fullCalendar('getView');

    query.start = date2unixtime(view.start.toDate());
    query.end = date2unixtime(view.end.toDate());

    if (this.search_query) query.q = this.search_query;

    return query;
  };

  // callback from server providing event counts
  this.update_counts = function (p) {
    $.each(p.counts, function (cal, count) {
      var li = calendars_list.get_item(cal),
        bubble = $(li).children('.calendar').find('span.count');

      if (!bubble.length && count > 0) {
        bubble = $('<span>')
          .addClass('count')
          .appendTo($(li).children('.calendar').first());
      }

      if (count > 0) {
        bubble.text(count).show();
      } else {
        bubble.text('').hide();
      }
    });
  };

  // callback after an iTip message event was imported
  this.itip_message_processed = function (data) {
    // remove temporary iTip source
    fc.fullCalendar('removeEventSource', this.calendars['--invitation--itip']);

    $('#eventshow:ui-dialog').dialog('close');
    this.selected_event = null;

    // refresh destination calendar source
    this.refresh({ source: data.calendar, refetch: true });

    this.unlock_saving();

    // process 'after_action' in mail task
    if (window.opener && window.opener.rcube_libcalendaring)
      window.opener.rcube_libcalendaring.itip_message_processed(data);
  };

  // reload the calendar view by keeping the current date/view selection
  this.reload_view = function () {
    var query = { view: fc.fullCalendar('getView').name },
      date = fc.fullCalendar('getDate');
    if (date) query.date = date2unixtime(date.toDate());
    rcmail.redirect(rcmail.url('', query));
  };

  // update browser location to remember current view
  this.update_state = function () {
    var query = { view: current_view },
      date = fc.fullCalendar('getDate');
    if (date) query.date = date2unixtime(date.toDate());

    if (window.history.replaceState)
      window.history.replaceState(
        {},
        document.title,
        rcmail.url('', query).replace('&_action=', ''),
      );
  };

  this.resource_search = resource_search;
  this.reset_resource_search = reset_resource_search;
  this.add_resource2event = add_resource2event;
  this.resource_data_load = resource_data_load;
  this.resource_owner_load = resource_owner_load;

  /***  event searching  ***/

  // execute search
  this.quicksearch = function () {
    if (rcmail.gui_objects.qsearchbox) {
      var q = rcmail.gui_objects.qsearchbox.value;
      if (q != '') {
        var id = 'search-' + q;
        var sources = [];

        if (me.quickview_active) reset_quickview();

        if (this._search_message) rcmail.hide_message(this._search_message);

        $.each(fc.fullCalendar('getEventSources'), function () {
          this.url = this.url.replace(/&q=.+/, '') + '&q=' + urlencode(q);
          me.calendars[this.id].url = this.url;
          sources.push(this.id);
        });
        id += '@' + sources.join(',');

        // ignore if query didn't change
        if (this.search_request == id) {
          return;
        }
        // remember current view
        else if (!this.search_request) {
          this.default_view = fc.fullCalendar('getView').name;
        }

        this.search_request = id;
        this.search_query = q;

        // change to list view
        fc.fullCalendar('changeView', 'list');

        // refetch events with new url (if not already triggered by changeView)
        if (!this.is_loading) fc.fullCalendar('refetchEvents');
      } // empty search input equals reset
      else this.reset_quicksearch();
    }
  };

  // reset search and get back to normal event listing
  this.reset_quicksearch = function () {
    $(rcmail.gui_objects.qsearchbox).val('');

    if (this._search_message) rcmail.hide_message(this._search_message);

    if (this.search_request) {
      $.each(fc.fullCalendar('getEventSources'), function () {
        this.url = this.url.replace(/&q=.+/, '');
        me.calendars[this.id].url = this.url;
      });

      this.search_request = this.search_query = null;

      // 0008284: Vue agenda: Réinitialiser la recherche et revenir sur la vue précédente (vue par défaut)
      if (this.default_view) {
        fc.fullCalendar('changeView', this.default_view);
      }

      fc.fullCalendar('refetchEvents');
    }
  };

  // callback if all sources have been fetched from server
  this.events_loaded = function () {
    if (this.search_request && !fc.fullCalendar('clientEvents').length) {
      this._search_message = rcmail.display_message(
        rcmail.gettext('searchnoresults', 'calendar'),
        'notice',
      );
    }
  };

  // adjust calendar view size
  this.view_resize = function () {
    var footer =
      fc.fullCalendar('getView').name == 'list'
        ? $('#agendaoptions').outerHeight()
        : 0;
    fc.fullCalendar('option', 'height', $('#calendar').height() - footer);
  };

  // mark the given calendar folder as selected
  this.select_calendar = function (id, nolistupdate) {
    if (!nolistupdate) calendars_list.select(id);

    // trigger event hook
    rcmail.triggerEvent('selectfolder', { folder: id, prefix: 'rcmlical' });

    this.selected_calendar = id;

    rcmail.update_state({ source: id });
    rcmail.enable_command(
      'addevent',
      this.calendars[id] && this.calendars[id].editable,
    );
  };

  // register the given calendar to the current view
  var add_calendar_source = function (cal) {
    var brightness,
      select,
      id = cal.id;

    me.calendars[id] = $.extend(
      {
        url: rcmail.url('calendar/load_events', { source: id }),
        id: id,
      },
      cal,
    );

    if (fc && (cal.active || cal.subscribed)) {
      if (cal.active) {
        fc.fullCalendar('addEventSource', me.calendars[id]);

        // PAMELA
        fc.fullCalendar('addResource', me.calendars[id]);
      }

      var submit = { id: id, active: cal.active ? 1 : 0 };
      if (cal.subscribed !== undefined)
        submit.permanent = cal.subscribed ? 1 : 0;
      rcmail.http_post('calendar', { action: 'subscribe', c: submit });
    }

    // insert to #calendar-select options if writeable
    select = $('#edit-calendar');
    if (
      fc &&
      me.has_permission(cal, 'i') &&
      select.length &&
      !select.find('option[value="' + id + '"]').length
    ) {
      $('<option>').attr('value', id).html(cal.name).appendTo(select);
    }
  };

  // fetch counts for some calendars from the server
  var fetch_counts = function () {
    if (count_sources.length) {
      setTimeout(function () {
        rcmail.http_request('calendar/count', { source: count_sources });
      }, 500);
    }
  };

  this.init_calendars = function (refresh) {
    var id, cal, active;

    for (id in rcmail.env.calendars) {
      cal = rcmail.env.calendars[id];
      active = cal.active || false;

      if (!refresh) {
        add_calendar_source(cal);

        // check active calendars
        $('#rcmlical' + id + ' > .calendar input').prop('checked', active);

        if (active) {
          event_sources.push(this.calendars[id]);
        }
        if (cal.counts) {
          count_sources.push(id);
        }
      }

      if (cal.editable && (!this.selected_calendar || refresh)) {
        this.selected_calendar = id;
        if (refresh) {
          this.select_calendar(id);
          refresh = false;
        }
      }
    }
  };

  /***  startup code  ***/

  // initialize treelist widget that controls the calendars list
  var widget_class = window.kolab_folderlist || rcube_treelist_widget;
  calendars_list = new widget_class(rcmail.gui_objects.calendarslist, {
    id_prefix: 'rcmlical',
    selectable: true,
    save_state: true,
    keyboard: false,
    searchbox: '#calendarlistsearch',
    search_action: 'calendar/calendar',
    search_sources: ['folders', 'users'],
    search_title: rcmail.gettext('calsearchresults', 'calendar'),
  });
  calendars_list.addEventListener('select', function (node) {
    if (node && node.id && me.calendars[node.id]) {
      me.select_calendar(node.id, true);
      rcmail.enable_command(
        'calendar-edit',
        'calendar-showurl',
        'calendar-appointment',
        'calendar-showfburl',
        true,
      );
      // PAMELA - Différencier editable et deletable
      rcmail.enable_command('calendar-delete', me.calendars[node.id].deletable);
      rcmail.enable_command(
        'calendar-remove',
        me.calendars[node.id] && me.calendars[node.id].removable,
      );
      // MANTIS 3607: Permettre de remplacer tous les évènements lors d'un import
      rcmail.enable_command('calendar-delete-all', true);
      // MANTIS 3896: Partage public et protégé de l'agenda
      rcmail.enable_command('calendar-check-feed-url', true);
      rcmail.enable_command('toggle-appointment', true);
      rcmail.enable_command('calendar-setting-resource', true);
    }
  });
  calendars_list.addEventListener('insert-item', function (p) {
    var cal = p.data;
    if (cal && cal.id) {
      add_calendar_source(cal);

      // add css classes related to this calendar to document
      if (cal.css) {
        $('<style type="text/css"></style>').html(cal.css).appendTo('head');
      }
    }
  });
  calendars_list.addEventListener('subscribe', function (p) {
    var cal;
    if ((cal = me.calendars[p.id])) {
      cal.subscribed = p.subscribed || false;
      rcmail.http_post('calendar', {
        action: 'subscribe',
        c: {
          id: p.id,
          active: cal.active ? 1 : 0,
          permanent: cal.subscribed ? 1 : 0,
        },
      });
    }
  });
  calendars_list.addEventListener('remove', function (p) {
    if (me.calendars[p.id] && me.calendars[p.id].removable) {
      me.calendar_remove(me.calendars[p.id]);
    }
  });
  calendars_list.addEventListener('search-complete', function (data) {
    if (data.length)
      rcmail.display_message(
        rcmail
          .gettext('nrcalendarsfound', 'calendar')
          .replace('$nr', data.length),
        'voice',
      );
    else
      rcmail.display_message(
        rcmail.gettext('nocalendarsfound', 'calendar'),
        'notice',
      );
  });
  calendars_list.addEventListener('click-item', function (event) {
    // handle clicks on quickview icon: temprarily add this source and open in quickview
    if ($(event.target).hasClass('quickview') && event.data) {
      if (!me.calendars[event.data.id]) {
        event.data.readonly = true;
        event.data.active = false;
        event.data.subscribed = false;
        add_calendar_source(event.data);
      }
      me.quickview(
        event.data.id,
        event.shiftKey || event.metaKey || event.ctrlKey,
      );
      return false;
    }
  });

  // init (delegate) event handler on calendar list checkboxes
  $(rcmail.gui_objects.calendarslist)
    .on('click', 'input[type=checkbox]', function (e) {
      e.stopPropagation();

      if (me.quickview_active) {
        this.checked = !this.checked;
        return false;
      }

      var id = this.value;

      // add or remove event source on click
      if (me.calendars[id]) {
        // adjust checked state of original list item
        if (calendars_list.is_search()) {
          calendars_list.container
            .find('input[value="' + id + '"]')
            .prop('checked', this.checked);
        }

        me.calendars[id].active = this.checked;

        // add/remove event source
        fc.fullCalendar(
          this.checked ? 'addEventSource' : 'removeEventSource',
          me.calendars[id],
        );

        // PAMELA
        fc.fullCalendar(
          this.checked ? 'addResource' : 'removeResource',
          me.calendars[id],
        );

        rcmail.http_post('calendar', {
          action: 'subscribe',
          c: { id: id, active: this.checked ? 1 : 0 },
        });
      }
    })
    .on('keypress', 'input[type=checkbox]', function (e) {
      // select calendar on <Enter>
      if (e.keyCode == 13) {
        calendars_list.select(this.value);
        return rcube_event.cancel(e);
      }
    })
    // init (delegate) event handler on quickview links
    .on('click', 'a.quickview', function (e) {
      var id = $(this)
        .closest('li')
        .attr('id')
        .replace(/^rcmlical/, '');

      if (calendars_list.is_search()) id = id.replace(/--xsR$/, '');

      if (me.calendars[id])
        me.quickview(id, e.shiftKey || e.metaKey || e.ctrlKey);

      if (!rcube_event.is_keyboard(e) && this.blur) this.blur();

      e.stopPropagation();
      return false;
    });

  // register dbl-click handler to open calendar edit dialog
  $(rcmail.gui_objects.calendarslist).on(
    'dblclick',
    ':not(.virtual) > .calname',
    function (e) {
      var id = $(this)
        .closest('li')
        .attr('id')
        .replace(/^rcmlical/, '');
      me.calendar_edit_dialog(me.calendars[id]);
    },
  );

  // Make Elastic checkboxes pretty
  if (window.UI && UI.pretty_checkbox) {
    $(rcmail.gui_objects.calendarslist)
      .find('input[type=checkbox]')
      .each(function () {
        UI.pretty_checkbox(this);
      });
    calendars_list.addEventListener('add-item', function (prop) {
      UI.pretty_checkbox($(prop.li).find('input'));
    });
  }

  // create list of event sources AKA calendars
  this.init_calendars();

  // select default calendar
  if (rcmail.env.source && this.calendars[rcmail.env.source])
    this.selected_calendar = rcmail.env.source;
  else if (
    settings.default_calendar &&
    this.calendars[settings.default_calendar] &&
    this.calendars[settings.default_calendar].editable
  )
    this.selected_calendar = settings.default_calendar;

  if (this.selected_calendar) this.select_calendar(this.selected_calendar);

  var viewdate = new Date();
  if (rcmail.env.date) viewdate.setTime(fromunixtime(rcmail.env.date));

  // add source with iTip event data for rendering
  if (rcmail.env.itip_events && rcmail.env.itip_events.length) {
    me.calendars['--invitation--itip'] = {
      events: rcmail.env.itip_events,
      color: 'ffffff',
      editable: false,
      rights: 'lrs',
      attendees: true,
    };
    event_sources.push(me.calendars['--invitation--itip']);
  }

  // initalize the fullCalendar plugin
  var fc = $('#calendar').fullCalendar(
    $.extend({}, fullcalendar_defaults, {
      header: {
        right: 'prev,next today',
        center: 'title',
        left: 'timelineDay,agendaDay,agendaTwoDay,agendaThreeDay,agendaResource,agendaWork,agendaWeek,timelineWeek,monthWork,month,list',
      },
      defaultDate: viewdate,
      height: $('#calendar').height(),
      eventSources: event_sources,
      selectable: true,
      selectHelper: false,
      loading: function (isLoading) {
        me.is_loading = isLoading;
        this._rc_loading = rcmail.set_busy(
          isLoading,
          me.search_request ? 'searching' : 'loading',
          this._rc_loading,
        );
        // trigger callback (using timeout, otherwise clientEvents is always empty)
        if (!isLoading)
          setTimeout(function () {
            me.events_loaded();
          }, 20);
        setTimeout(() => {
          let time =
            settings.first_hour < 10
              ? '0' + settings.first_hour
              : settings.first_hour;
          $('.fc-scroller').scrollTop(
            $('[data-time="' + time + ':00:00' + '"]').position().top,
          );
        }, 20);
      },
      // callback for date range selection
      // PAMELA - Fullcalendar premium
      select: function (start, end, e, view, resource) {
        var range_select = start.hasTime() || start != end;
        if (dialog_check(e) && range_select)
          // PAMELA - Fullcalendar premium
          event_edit_dialog('new', {
            start: start,
            end: end,
            allDay: !start.hasTime(),
            calendar: resource ? resource.id : me.selected_calendar,
          });
        if (range_select || ignore_click) view.calendar.unselect();
      },
      // callback for clicks in all-day box
      // PAMELA - Fullcalendar premium
      dayClick: function (date, e, view, resource) {
        var now = new Date().getTime();
        if (
          now - day_clicked_ts < 400 &&
          day_clicked == date.toDate().getTime()
        ) {
          // emulate double-click on day
          var enddate = new Date();
          if (date.hasTime())
            enddate.setTime(date.toDate().getTime() + DAY_MS - 60000);
          // PAMELA - Fullcalendar premium
          return event_edit_dialog('new', {
            start: date,
            end: enddate,
            allDay: !date.hasTime(),
            calendar: resource ? resource.id : me.selected_calendar,
          });
        }

        if (!ignore_click) {
          view.calendar.gotoDate(date);
          if (
            day_clicked &&
            new Date(day_clicked).getMonth() != date.toDate().getMonth()
          )
            view.calendar.select(date, date);
        }
        day_clicked = date.toDate().getTime();
        day_clicked_ts = now;
      },
      // callback when an event was dragged and finally dropped
      eventDrop: function (event, delta, revertFunc) {
        if (!event.end || event.end.diff(event.start) < 0) {
          if (event.allDay)
            event.end = moment(event.start).hour(13).minute(0).second(0);
          else event.end = moment(event.start).add(2, 'hours');
        } else if (event.allDay) {
          event.end.subtract(1, 'days').hour(13);
        }

        if (event.allDay) event.start.hour(12);

        // send move request to server
        var data = {
          id: event.id,
          calendar: event.calendar,
          start: date2servertime(event.start),
          end: date2servertime(event.end),
          allDay: event.allDay ? 1 : 0,
        };

        update_event_confirm('move', event, data);
      },
      // callback for event resizing
      eventResize: function (event, delta) {
        // sanitize event dates
        if (event.allDay) {
          event.start.hours(12);
          event.end.hour(13).subtract(1, 'days');
        }

        // send resize request to server
        var data = {
          id: event.id,
          calendar: event.calendar,
          start: date2servertime(event.start),
          end: date2servertime(event.end),
          allDay: event.allDay ? 1 : 0,
        };

        update_event_confirm('resize', event, data);
      },
      viewRender: function (view, element) {
        $('#agendaoptions')[view.name == 'list' ? 'show' : 'hide']();

        if (minical) {
          window.setTimeout(function () {
            minical.datepicker('setDate', fc.fullCalendar('getDate').toDate());
          }, exec_deferred);
          if (view.name != current_view) me.view_resize();
          current_view = view.name;
          me.update_state();
        }

        var viewStart = moment(view.start);

        $('#calendar .fc-prev-button')
          .off('click')
          .on('click', function () {
            if (view.name == 'list')
              fc.fullCalendar(
                'gotoDate',
                viewStart.subtract(settings.agenda_range, 'days'),
              );
            else fc.fullCalendar('prev');
          });
        $('#calendar .fc-next-button')
          .off('click')
          .on('click', function () {
            if (view.name == 'list')
              fc.fullCalendar(
                'gotoDate',
                viewStart.add(settings.agenda_range, 'days'),
              );
            else fc.fullCalendar('next');
          });
      },
      eventAfterAllRender: function (view) {
        if (view.name == 'list') {
          // Fix colspan of headers after we added Location column
          fc.find('tr.fc-list-heading > td').attr('colspan', 4);
        }
      },
    }),
  );

  // if start date is changed, shift end date according to initial duration
  var shift_enddate = function (dateText) {
    var newstart = me.parse_datetime('0', dateText);
    var newend = new Date(
      newstart.getTime() + $('#edit-startdate').data('duration') * 1000,
    );
    $('#edit-enddate').val(format_date(newend, me.settings.date_format));
    event_times_changed();
  };

  // Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
  // Uses the default $.datepicker.iso8601Week() function but takes firstDay setting into account.
  // This is a temporary fix until http://bugs.jqueryui.com/ticket/8420 is resolved.
  var iso8601Week = (me.datepicker_settings.calculateWeek = function (date) {
    var mondayOffset = Math.abs(1 - me.datepicker_settings.firstDay);
    return $.datepicker.iso8601Week(
      new Date(date.getTime() + mondayOffset * 86400000),
    );
  });

  // Réajouter les ressources depuis les calendriers
  for (const key in me.calendars) {
    if (Object.hasOwnProperty.call(me.calendars, key)) {
      const calendar = me.calendars[key];
      if (calendar.active) {
        fc.fullCalendar('addResource', calendar);
      }
    }
  }

  var minical;
  var init_calendar_ui = function () {
    var pretty_select = function (elem) {
      // for Elastic
      if (window.UI && UI.pretty_select) {
        $(elem)
          .addClass('form-control custom-select')
          .each(function () {
            UI.pretty_select(this);
          });
      }
    };

    // initialize small calendar widget using jQuery UI datepicker
    minical = $('#datepicker')
      .datepicker(
        $.extend(me.datepicker_settings, {
          inline: true,
          changeMonth: true,
          changeYear: true,
          onSelect: function (dateText, inst) {
            ignore_click = true;
            var d = minical.datepicker('getDate');
            fc.fullCalendar('gotoDate', d);
            fc.fullCalendar('select', d, d);
            setTimeout(function () {
              pretty_select($('select', minical));
            }, 25);
            // PAMELA
            rcmail.triggerEvent('calendar.datepicker.onSelect', {
              date: dateText,
              inst: inst,
            });
          },
          onChangeMonthYear: function (year, month, inst) {
            minical.data('year', year).data('month', month);
            setTimeout(function () {
              pretty_select($('select', minical));
            }, 25);
            // PAMELA
            rcmail.triggerEvent('calendar.datepicker.onChangeMonthYear', {
              year: year,
              month: month,
              inst: inst,
            });
          },
          beforeShowDay: function (date) {
            // TODO: this pretty_select() calls should be implemented in a different way
            setTimeout(function () {
              pretty_select($('select', minical));
            }, 25);

            var view = fc.fullCalendar('getView'),
              dt = moment(date).format('YYYYMMDD'),
              active =
                view.start &&
                view.start.format('YYYYMMDD') <= dt &&
                view.end.format('YYYYMMDD') > dt;

            // PAMELA
            rcmail.triggerEvent('calendar.datepicker.beforeShowDay', {
              date: date,
            });
            return [
              true,
              active
                ? 'ui-datepicker-activerange ui-datepicker-active-' + view.name
                : '',
              '',
            ];
          },
        }),
      ) // set event handler for clicks on calendar week cell of the datepicker widget
      .on('click', 'td.ui-datepicker-week-col', function (e) {
        var cell = $(e.target);
        if (e.target.tagName == 'TD') {
          var base_date = minical.datepicker('getDate');
          if (minical.data('month'))
            base_date.setMonth(minical.data('month') - 1);
          if (minical.data('year')) base_date.setYear(minical.data('year'));
          base_date.setHours(12);
          base_date.setDate(
            base_date.getDate() -
              ((base_date.getDay() + 6) % 7) +
              me.datepicker_settings.firstDay,
          );
          var base_kw = iso8601Week(base_date),
            target_kw = parseInt(cell.html()),
            wdiff = target_kw - base_kw;
          if (wdiff > 10)
            // year jump
            base_date.setYear(base_date.getFullYear() - 1);
          else if (wdiff < -10) base_date.setYear(base_date.getFullYear() + 1);
          // select monday of the chosen calendar week
          var day_off = base_date.getDay() - me.datepicker_settings.firstDay,
            date = new Date(
              base_date.getTime() - day_off * DAY_MS + wdiff * 7 * DAY_MS,
            );

          fc.fullCalendar('changeView', 'agendaWeek', date);
          minical.datepicker('setDate', date);
          setTimeout(function () {
            pretty_select($('select', minical));
          }, 25);
        }
      });

    minical
      .find('.ui-datepicker-inline')
      .attr('aria-labelledby', 'aria-label-minical');

    if (rcmail.env.date) {
      var viewdate = new Date();
      viewdate.setTime(fromunixtime(rcmail.env.date));
      minical.datepicker('setDate', viewdate);
    }

    // init event dialog
    var tab_change = function (event, ui) {
      // newPanel.selector for jQuery-UI 1.10, newPanel.attr('id') for jQuery-UI 1.12, href for Bootstrap tabs
      var tab = (
        ui
          ? String(ui.newPanel.selector || ui.newPanel.attr('id'))
          : $(event.target).attr('href')
      )
        .replace(/^#?event-panel-/, '')
        .replace(/s$/, '');
      var has_real_attendee = function (attendees) {
        for (var i = 0; i < (attendees ? attendees.length : 0); i++) {
          if (attendees[i].cutype != 'RESOURCE') return true;
        }
      };

      if (tab == 'attendee' || tab == 'resource') {
        if (!rcube_event.is_keyboard(event))
          $('#edit-' + tab + '-name').select();
        // update free-busy status if needed
        if (freebusy_ui.needsupdate && me.selected_event)
          update_freebusy_status(me.selected_event);
        // add current user as organizer if non added yet
        if (tab == 'attendee' && !has_real_attendee(event_attendees)) {
          add_attendee($.extend({ role: 'ORGANIZER' }, settings.identity));
          $('#edit-attendees-form .attendees-invitebox').show();
        }
      }

      // reset autocompletion on tab change (#3389)
      rcmail.ksearch_blur();

      // display recurrence warning in recurrence tab only
      if (tab == 'recurrence') $('#edit-recurrence-frequency').change();
      else $('#edit-recurrence-syncstart').hide();
    };

    $('#eventedit:not([data-notabs])').tabs({ activate: tab_change }); // Larry
    $('#eventedit a.nav-link').on('show.bs.tab', tab_change); // Elastic

    $('#edit-enddate').datepicker(me.datepicker_settings);
    $('#edit-startdate')
      .datepicker(me.datepicker_settings)
      .datepicker('option', 'onSelect', shift_enddate)
      .change(function () {
        shift_enddate(this.value);
      });
    $('#edit-enddate')
      .datepicker('option', 'onSelect', event_times_changed)
      .change(event_times_changed);
    $('#edit-allday').click(function () {
      $('#edit-starttime, #edit-endtime')[this.checked ? 'hide' : 'show']();
      event_times_changed();
    });

    // configure drop-down menu on time input fields based on jquery UI autocomplete
    $('#edit-starttime, #edit-endtime').each(function () {
      me.init_time_autocomplete(this, {
        container: '#eventedit',
        change: event_times_changed,
      });
    });

    // adjust end time when changing start
    $('#edit-starttime').change(function (e) {
      var dstart = $('#edit-startdate'),
        newstart = me.parse_datetime(this.value, dstart.val()),
        newend = new Date(newstart.getTime() + dstart.data('duration') * 1000);
      $('#edit-endtime').val(format_date(newend, me.settings.time_format));
      $('#edit-enddate').val(format_date(newend, me.settings.date_format));
      event_times_changed();
    });

    // register events on alarms and recurrence fields
    me.init_alarms_edit('#edit-alarms');
    me.init_recurrence_edit('#eventedit');

    // reload free-busy status when changing the organizer identity
    $('#eventedit').on('change', '#edit-identities-list', function (e) {
      var email = settings.identities[$(this).val()],
        icon = $(this).closest('tr').find('.availability > *');

      if (email && icon.length) {
        icon.attr('data-email', email);
        check_freebusy_status(icon, email, me.selected_event);

        // PAMELA - Mode assistantes
        event_attendees[0].email = email;
      }
    });

    $('#event-export-startdate').datepicker(me.datepicker_settings);

    // init attendees autocompletion
    var ac_props;
    // parallel autocompletion
    if (rcmail.env.autocomplete_threads > 0) {
      ac_props = {
        threads: rcmail.env.autocomplete_threads,
        sources: rcmail.env.autocomplete_sources,
      };
    }
    rcmail.init_address_input_events($('#edit-attendee-name'), ac_props);
    rcmail.addEventListener('autocomplete_insert', function (e) {
      var cutype,
        success = false;
      if (e.field.name == 'participant') {
        cutype =
          e.data && e.data.type == 'group' && e.result_type == 'person'
            ? 'GROUP'
            : 'INDIVIDUAL';
        success = add_attendees(e.insert, {
          role: 'REQ-PARTICIPANT',
          status: 'NEEDS-ACTION',
          cutype: cutype,
        });
      } else if (e.field.name == 'resource' && e.data && e.data.email) {
        success = add_attendee(
          $.extend(e.data, {
            role: 'REQ-PARTICIPANT',
            status: 'NEEDS-ACTION',
            cutype: 'RESOURCE',
          }),
        );
      }
      if (e.field && success) {
        e.field.value = '';
      }
    });

    $('#edit-attendee-add').click(function () {
      var input = $('#edit-attendee-name');
      rcmail.ksearch_blur();
      if (
        add_attendees(input.val(), {
          role: 'REQ-PARTICIPANT',
          status: 'NEEDS-ACTION',
          cutype: 'INDIVIDUAL',
        })
      ) {
        input.val('');
      }
    });

    rcmail.init_address_input_events($('#edit-resource-name'), {
      action: 'calendar/resources-autocomplete',
    });

    $('#edit-resource-add').click(function () {
      var input = $('#edit-resource-name');
      rcmail.ksearch_blur();
      if (
        add_attendees(input.val(), {
          role: 'REQ-PARTICIPANT',
          status: 'NEEDS-ACTION',
          cutype: 'RESOURCE',
        })
      ) {
        input.val('');
      }
    });

    $('#edit-resource-find').click(function () {
      event_resources_dialog();
      return false;
    });

    $('#resource-content a.nav-link').on('click', function () {
      e.preventDefault();
      $(this).tab('show');
    });

    // handle change of "send invitations" checkbox
    $('#edit-attendees-invite').change(function () {
      $('#edit-attendees-donotify,input.edit-attendee-reply').prop(
        'checked',
        this.checked,
      );
      // hide/show comment field
      $('#eventedit .attendees-commentbox')[this.checked ? 'show' : 'hide']();
    });

    // delegate change event to "send invitations" checkbox
    $('#edit-attendees-donotify').change(function () {
      $('#edit-attendees-invite').click();
      return false;
    });

    $('#edit-attendee-schedule').click(function () {
      event_freebusy_dialog();
    });

    $('#schedule-freebusy-prev')
      .html('&#9668;')
      .click(function () {
        render_freebusy_grid(-1);
      });
    $('#schedule-freebusy-next')
      .html('&#9658;')
      .click(function () {
        render_freebusy_grid(1);
      });

    $('#schedule-find-prev').click(function () {
      freebusy_find_slot(-1);
    });
    $('#schedule-find-next').click(function () {
      freebusy_find_slot(1);
    });

    $('#schedule-freebusy-workinghours').click(function () {
      freebusy_ui.workinhoursonly = this.checked;
      $('#workinghourscss').remove();
      if (this.checked)
        $(
          '<style type="text/css" id="workinghourscss"> td.offhours { opacity:0.3; filter:alpha(opacity=30) } </style>',
        ).appendTo('head');
    });

    $('#event-rsvp input.button').click(function (e) {
      event_rsvp(this, null, null, e.originalEvent);
    });

    $('#eventedit input.edit-recurring-savemode').change(function (e) {
      var sel = $('input.edit-recurring-savemode:checked').val(),
        disabled = sel == 'current' || sel == 'future';

      // PAMELA - 0007033: Modification d'un évenement récurrent
      if (sel == 'all' || me.selected_event._old_sel == 'all') {
        var event = me.selected_event;

        if (!event.instance_start) event.instance_start = event.start;
        if (!event.instance_end) event.instance_end = event.end;

        if (sel == 'all' && event.master_start) {
          var end =
            'toDate' in event.master_end
              ? event.master_end
              : moment(event.master_end);
          var start =
            'toDate' in event.master_start
              ? event.master_start
              : moment(event.master_start);
          var duration = Math.round(
            (end.format('x') - start.format('x')) / 1000,
          );
        } else {
          var end =
            'toDate' in event.instance_end
              ? event.instance_end
              : moment(event.instance_end);
          var start =
            'toDate' in event.instance_start
              ? event.instance_start
              : moment(event.instance_start);
          var duration = Math.round(
            (end.format('x') - start.format('x')) / 1000,
          );
        }

        $('#edit-startdate')
          .val($.fullCalendar.formatDate(start, me.settings['date_format']))
          .data('duration', duration);
        $('#edit-enddate').val(
          $.fullCalendar.formatDate(end, me.settings['date_format']),
        );

        if (event.allDay) {
          $('.input-mel-datetime .input-mel.start').val(
            $('#edit-startdate').val(),
          );
          $('.input-mel-datetime .input-mel.end').val($('#edit-enddate').val());
        } else {
          $('#edit-starttime').val(
            $.fullCalendar.formatDate(start, me.settings['time_format']),
          );
          $('.input-mel-datetime .input-mel.start').val(
            $('#edit-startdate').val() + ' ' + $('#edit-starttime').val(),
          );
          $('#edit-endtime').val(
            $.fullCalendar.formatDate(end, me.settings['time_format']),
          );
          $('.input-mel-datetime .input-mel.end').val(
            $('#edit-enddate').val() + ' ' + $('#edit-endtime').val(),
          );
        }
      }
      me.selected_event._old_sel = sel;

      $(
        '#event-panel-recurrence input, #event-panel-recurrence select, #event-panel-attachments input',
      ).prop('disabled', disabled);
      $('#event-panel-recurrence, #event-panel-attachments')[
        disabled ? 'addClass' : 'removeClass'
      ]('disabled');
    });

    $('#eventshow .changersvp').click(function (e) {
      var d = $('#eventshow'),
        record = $(this).closest('.event-line,.form-group'),
        h = d.height() - record.height();

      record.toggle();
      $('#event-rsvp').slideDown(300, function () {
        me.dialog_resize(d.get(0), h + $(this).outerHeight());
        if (this.scrollIntoView) this.scrollIntoView(false);
      });
      return false;
    });

    // register click handler for message links
    $('#edit-event-links, #event-links').on(
      'click',
      'li a.messagelink',
      function (e) {
        rcmail.open_window(this.href);
        if (!rcube_event.is_keyboard(e) && this.blur) this.blur();
        return false;
      },
    );

    // register click handler for message delete buttons
    $('#edit-event-links').on('click', 'li a.delete', function (e) {
      remove_link(e.target);
      return false;
    });

    $('#agenda-listrange')
      .change(function (e) {
        settings.agenda_range = parseInt($(this).val());
        fc.fullCalendar('changeView', 'list');
        // TODO: save new settings in prefs
      })
      .val(settings.agenda_range);

    // hide event dialog when clicking somewhere into document
    $(document).bind('mousedown', dialog_check);

    rcmail.set_busy(false, 'loading', ui_loading);
  };

  // initialize more UI elements (deferred)
  window.setTimeout(init_calendar_ui, exec_deferred);

  // fetch counts for some calendars
  fetch_counts();

  // Save-as-event dialog content
  if (rcmail.env.action == 'dialog-ui') {
    var date = new Date(),
      event = { allDay: false, calendar: me.selected_calendar };

    date.setHours(date.getHours() + 1);
    date.setMinutes(0);

    var end = new Date(date.getTime());
    end.setHours(date.getHours() + 1);

    event.start = date;
    event.end = end;

    // exec deferred because it must be after init_calendar_ui
    window.setTimeout(function () {
      event_edit_dialog('new', $.extend(event, rcmail.env.event_prop));
    }, exec_deferred);

    rcmail.register_command(
      'event-save',
      function () {
        rcmail.env.event_save_func();
      },
      true,
    );
    rcmail.addEventListener('plugin.unlock_saving', function (status) {
      me.unlock_saving();
      if (status) window.parent.kolab_event_dialog_element.dialog('destroy');
    });
  }
} // end rcube_calendar class

// Update layout after initialization
// In devel mode we have to wait until all styles are applied by less
if (rcmail.env.devel_mode && window.less) {
  less.pageLoadFinished.then(function () {
    $(window).resize();
  });
}

/* calendar plugin initialization */
window.rcmail &&
  rcmail.addEventListener('init', function (evt) {
    // let's go
    var cal = new rcube_calendar_ui(
      $.extend(rcmail.env.calendar_settings, rcmail.env.libcal_settings),
    );

    //PAMELA - Accès en dehors du plugin
    window.ui_cal = cal;
    window.cal = cal;

    if (rcmail.env.action == 'dialog-ui') {
      return;
    }

    // configure toolbar buttons
    rcmail.register_command('addevent', function () {
      cal.add_event();
    });
    rcmail.register_command(
      'print',
      function () {
        cal.print_calendars();
      },
      true,
    );

    // PAMELA - MANTIS 0004466: Ajouter un bouton pour rafraichir l'agenda
    rcmail.register_command(
      'refreshcalendar',
      function () {
        rcmail.refresh();

        if (top != window) top.rcmail.refresh();
      },
      true,
    );

    // configure list operations
    rcmail.register_command(
      'calendar-create',
      function () {
        cal.calendar_edit_dialog(null);
      },
      true,
    );
    rcmail.register_command(
      'calendar-edit',
      function () {
        cal.calendar_edit_dialog(cal.calendars[cal.selected_calendar]);
      },
      false,
    );
    rcmail.register_command(
      'calendar-remove',
      function () {
        cal.calendar_remove(cal.calendars[cal.selected_calendar]);
      },
      false,
    );
    rcmail.register_command(
      'calendar-delete',
      function () {
        cal.calendar_delete(cal.calendars[cal.selected_calendar]);
      },
      false,
    );
    rcmail.register_command(
      'events-import',
      function () {
        cal.import_events(cal.calendars[cal.selected_calendar]);
      },
      true,
    );
    rcmail.register_command(
      'calendar-showurl',
      function () {
        cal.showurl(cal.calendars[cal.selected_calendar]);
      },
      false,
    );
    rcmail.register_command(
      'calendar-appointment',
      function () {
        cal.appointment(cal.calendars[cal.selected_calendar]);
      },
      false,
    );
    rcmail.register_command(
      'calendar-showfburl',
      function () {
        cal.showfburl();
      },
      false,
    );
    rcmail.register_command(
      'event-download',
      function () {
        console.log('d', cal.selected_event, cal);
        cal.event_download(cal.selected_event);
      },
      true,
    );
    rcmail.register_command(
      'event-sendbymail',
      function (p, obj, e) {
        cal.event_sendbymail(cal.selected_event, e);
      },
      true,
    );
    // PAMELA - 0006910: Modification des fonctionnalités de copie d'un événement depuis l'agenda d'un tiers
    rcmail.register_command(
      'event-copy',
      function () {
        cal.event_copy(cal.selected_event);
      },
      true,
    );
    rcmail.register_command(
      'event-history',
      function (p, obj, e) {
        cal.event_history_dialog(cal.selected_event);
      },
      false,
    );

    // search and export events
    rcmail.register_command(
      'export',
      function () {
        cal.export_events(cal.calendars[cal.selected_calendar]);
      },
      true,
    );
    rcmail.register_command(
      'search',
      function () {
        cal.quicksearch();
      },
      true,
    );
    rcmail.register_command(
      'reset-search',
      function () {
        cal.reset_quicksearch();
      },
      true,
    );

    // resource invitation dialog
    rcmail.register_command(
      'search-resource',
      function () {
        cal.resource_search();
      },
      true,
    );
    rcmail.register_command(
      'reset-resource-search',
      function () {
        cal.reset_resource_search();
      },
      true,
    );
    rcmail.register_command(
      'add-resource',
      function () {
        cal.add_resource2event();
      },
      false,
    );

    // register callback commands
    rcmail.addEventListener('plugin.refresh_source', function (data) {
      cal.calendar_refresh_source(data);
    });
    rcmail.addEventListener('plugin.destroy_source', function (p) {
      cal.calendar_destroy_source(p.id);
    });
    rcmail.addEventListener('plugin.unlock_saving', function (p) {
      cal.unlock_saving();
    });
    rcmail.addEventListener('plugin.refresh_calendar', function (p) {
      cal.refresh(p);
    });
    rcmail.addEventListener('plugin.import_success', function (p) {
      cal.import_success(p);
    });
    rcmail.addEventListener('plugin.import_error', function (p) {
      cal.import_error(p);
    });
    rcmail.addEventListener('plugin.update_counts', function (p) {
      cal.update_counts(p);
    });
    rcmail.addEventListener('plugin.reload_view', function (p) {
      cal.reload_view(p);
    });
    rcmail.addEventListener('plugin.resource_data', function (p) {
      cal.resource_data_load(p);
    });
    rcmail.addEventListener('plugin.resource_owner', function (p) {
      cal.resource_owner_load(p);
    });
    rcmail.addEventListener('plugin.render_event_changelog', function (data) {
      cal.render_event_changelog(data);
    });
    rcmail.addEventListener('plugin.event_show_diff', function (data) {
      cal.event_show_diff(data);
    });
    rcmail.addEventListener('plugin.close_history_dialog', function (data) {
      cal.close_history_dialog();
    });
    rcmail.addEventListener('plugin.event_show_revision', function (data) {
      cal.event_show_dialog(data, null, true);
    });
    rcmail.addEventListener('plugin.itip_message_processed', function (data) {
      cal.itip_message_processed(data);
    });
    rcmail.addEventListener('requestrefresh', function (q) {
      return cal.before_refresh(q);
    });
    // MANTIS 3607: Permettre de remplacer tous les évènements lors d'un import
    rcmail.register_command(
      'calendar-delete-all',
      function () {
        cal.calendar_delete_all(cal.calendars[cal.selected_calendar]);
        rcmail.triggerEvent('calendar-delete-all');
      },
      false,
    );

    // MANTIS 3896: Partage public et protégé de l'agenda
    rcmail.register_command(
      'calendar-check-feed-url',
      function () {
        cal.calendar_check_feed_url(cal.calendars[cal.selected_calendar]);
      },
      true,
    );
    rcmail.register_command(
      'toggle-appointment',
      function () {
        cal.toggle_appointment(cal.calendars[cal.selected_calendar]);
      },
      true,
    );
    rcmail.addEventListener('plugin.show_feed_url', function (p) {
      cal.calendar_show_feed_url(p.id, p.url);
    });
    rcmail.addEventListener('plugin.appointment_show_url', function (p) {
      cal.appointment_show_url(p.id, p.url);
    });

    $(window)
      .resize(function (e) {
        // check target due to bugs in jquery
        // http://bugs.jqueryui.com/ticket/7514
        // http://bugs.jquery.com/ticket/9841
        if (e.target == window) {
          cal.view_resize();

          // In Elastic append the datepicker back to sidebar/dialog when resizing
          // the window from tablet/phone to desktop and vice-versa
          var dp = $('#datepicker'),
            in_dialog = dp.is('.ui-dialog-content'),
            width = $(window).width();
          if (in_dialog && width > 768) {
            if (dp.is(':visible')) {
              dp.dialog('close');
            }
            dp.height('auto')
              .removeClass('ui-dialog-content ui-widget-content')
              .data('dialog-parent', dp.closest('.ui-dialog'))
              .appendTo('#layout-sidebar');
          } else if (
            !in_dialog &&
            dp.length &&
            width <= 768 &&
            dp.data('dialog-parent')
          ) {
            dp.addClass('ui-dialog-content ui-widget-content').insertAfter(
              dp.data('dialog-parent').find('.ui-dialog-titlebar'),
            );
          }
        }
      })
      .resize();

    // show calendars list when ready
    $('#calendars').css('visibility', 'inherit');

    // show toolbar
    $('#toolbar').show();

    // Elastic mods
    function elastic_mod() {
      if ($('#calendar').data('elastic-mode')) {
        var selector = $(
            '<div class="btn-group btn-group-toggle" role="group">',
          ).appendTo('.fc-header-toolbar > .fc-left'),
          nav = $(
            '<div class="btn-group btn-group-toggle" role="group">',
          ).appendTo('.fc-header-toolbar > .fc-right');

        $('.fc-header-toolbar > .fc-left button').each(function () {
          var new_btn,
            cl = 'btn btn-secondary',
            btn = $(this),
            activate = function (button) {
              selector.children('.active').removeClass('active');
              $(button).addClass('active');
            };

          if (btn.is('.fc-state-active')) {
            cl += ' active';
          }

          new_btn = $('<button>')
            .attr({ class: cl, type: 'button' })
            .text(btn.text())
            .appendTo(selector)
            .on('click', function () {
              activate(this);
              btn.click();
            });

          if (window.MutationObserver) {
            // handle button active state changes
            new MutationObserver(function () {
              if (btn.is('.fc-state-active')) activate(new_btn);
            }).observe(this, { attributes: true });
          }
        });

        $.each(['prev', 'today', 'next'], function () {
          var btn = $('.fc-header-toolbar > .fc-right').find(
            '.fc-' + this + '-button',
          );
          $('<button>')
            .attr({ class: 'btn btn-secondary ' + this, type: 'button' })
            .text(btn.text())
            .appendTo(nav)
            .on('click', function () {
              btn.click();
            });
        });

        $('#timezone-display')
          .appendTo($('.fc-header-toolbar > .fc-center'))
          .removeClass('hidden');
        $('#agendaoptions').detach().insertAfter('.fc-header-toolbar');

        $('.content-frame-navigation a.button.date').appendTo(
          '#layout-content > .searchbar',
        );

        // Mobile header title
        if (window.MutationObserver) {
          var title = $('.fc-header-toolbar > .fc-center h2'),
            mobile_header = $('#layout-content > .header > .header-title'),
            callback = function () {
              var text = title.text();
              mobile_header
                .html('')
                .append([
                  $('<span class="title">').text(text),
                  $('<span class="tz">').text($('#timezone-display').text()),
                ]);
            };

          // update the header when something changes on the calendar title
          new MutationObserver(callback).observe(title[0], {
            childList: true,
            subtree: true,
          });
          // initialize the header
          callback();
        }

        window.calendar_datepicker = function () {
          $('#datepicker').dialog({
            modal: true,
            title: rcmail.gettext('calendar.selectdate'),
            buttons: [
              {
                text: rcmail.gettext('close', 'calendar'),
                class: 'cancel',
                click: function () {
                  $(this).dialog('close');
                },
              },
            ],
            width: 400,
            height: 520,
          });
        };
      }
    }

    elastic_mod();
    window.cal_elastic_mod = elastic_mod;
  });