import DS from 'ember-data';

import Ember from 'ember';

import _ from 'lodash/lodash';

export default DS.Model.extend({

    constants: Ember.inject.service(),

    uri: DS.attr('string'),

    issued: DS.attr('date'),

    created: DS.attr('string'),

    title: DS.attr('string'),

    languages: DS.attr({ defaultValue: function() { return []; } }),

    publisher: DS.attr('string'),

    transcript_url: DS.attr('string'),

    transcript: DS.attr({ defaultValue: function() { return {}; } }),

    publishers: DS.attr({ defaultValue: function() { return []; } }),

    contributors: DS.attr({ defaultValue: function() { return []; } }),

    geoInfo: DS.attr({ defaultValue: function() { return {}; } }),

    mediaArray: DS.attr({ defaultValue: function() { return []; } }),

    subjects: DS.attr({ defaultValue: function() { return []; } }),

    duration_ms: DS.attr('number', {

        defaultValue: () => {

            var self = this;

            var duration = 0;

            Object.keys(this.get('mediaArray')).forEach(function(key) {

                if (!duration && self.get('mediaArray')[key].extent_ms) {

                    duration = self.get('mediaArray')[key].extent_ms;

                }

            });

            return duration;

        }

    }),

    media: Ember.computed('mediaArray', function() {

        var master = null;

        _.forEach(this.get('mediaArray'), function(media) {

            if(media.master) {

              master = media;

            }

            if(index === -1 && !media.master) {

            }

        });

          const f1 = m1.format;

          const f2 = m2.format;

          const w1 = this.get('constants').MEDIA_TYPE_WEIGHT[f1] || 0;

          const w2 = this.get('constants').MEDIA_TYPE_WEIGHT[f2] || 0;

          return w1-w2;

        });

        }

    }),

    video: Ember.computed('media', function() {

        return this.get('media').findIndex(element => element.format.match(new RegExp('^video/'))) > -1;

    }),

        return this.get('duration_ms')/1000;

    }),

    publishers_disp: Ember.computed('publisher', 'publishers', function() {

        return this.get('publisher')?this.get('publisher'):this.get('publishers').join(', ');

    })

});