Prowlarr/src/UI/Cells/EpisodeMonitoredCell.js

'use strict';

define(
    [
        'underscore',
        'Cells/ToggleCell',
        'Series/SeriesCollection',
        'Shared/Messenger'
    ], function (_, ToggleCell, SeriesCollection, Messenger) {
        return ToggleCell.extend({

            className: 'toggle-cell episode-monitored',

            _originalOnClick: ToggleCell.prototype._onClick,

            _onClick: function (e) {

                var series = SeriesCollection.get(this.model.get('seriesId'));

                if (!series.get('monitored')) {

                    Messenger.show({
                        message: 'Unable to change monitored state when series is not monitored',
                        type   : 'error'
                    });

                    return;
                }

                if (e.shiftKey) {
                    this._selectRange();

                    return;
                }

                this._originalOnClick.apply(this, arguments);
                this.model.episodeCollection.lastToggled = this.model;
            },

            _selectRange: function () {
                var episodeCollection = this.model.episodeCollection;
                var lastToggled = episodeCollection.lastToggled;

                if (!lastToggled) {
                    return;
                }

                var currentIndex = episodeCollection.indexOf(this.model);
                var lastIndex = episodeCollection.indexOf(lastToggled);

                var low = Math.min(currentIndex, lastIndex);
                var high = Math.max(currentIndex, lastIndex);
                var range = _.range(low + 1, high);

                _.each(range, function (index) {
                    var model = episodeCollection.at(index);

                    model.set('monitored', lastToggled.get('monitored'));
                    model.save();
                });

                this.model.set('monitored', lastToggled.get('monitored'));
                this.model.save();
                this.model.episodeCollection.lastToggled = undefined;
            }
        });
    });