81 lines
2.8 KiB
JavaScript
81 lines
2.8 KiB
JavaScript
define(["js/views/paging", "js/views/asset", "js/views/paging_header", "js/views/paging_footer"],
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function(PagingView, AssetView, PagingHeader, PagingFooter) {
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var AssetsView = PagingView.extend({
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// takes AssetCollection as model
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events : {
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"click .column-sort-link": "onToggleColumn"
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},
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initialize : function() {
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PagingView.prototype.initialize.call(this);
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var collection = this.collection;
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this.template = _.template($("#asset-library-tpl").text());
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this.listenTo(collection, 'destroy', this.handleDestroy);
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this.registerSortableColumn('js-asset-name-col', gettext('Name'), 'display_name', 'asc');
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this.registerSortableColumn('js-asset-date-col', gettext('Date Added'), 'date_added', 'desc');
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this.setInitialSortColumn('js-asset-date-col');
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},
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render: function() {
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this.$el.html(this.template());
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this.tableBody = this.$('#asset-table-body');
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this.pagingHeader = new PagingHeader({view: this, el: $('#asset-paging-header')});
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this.pagingFooter = new PagingFooter({view: this, el: $('#asset-paging-footer')});
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this.pagingHeader.render();
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this.pagingFooter.render();
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// Hide the contents until the collection has loaded the first time
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this.$('.asset-library').hide();
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this.$('.no-asset-content').hide();
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return this;
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},
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renderPageItems: function() {
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var self = this,
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assets = this.collection,
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hasAssets = assets.length > 0;
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self.tableBody.empty();
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if (hasAssets) {
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assets.each(
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function(asset) {
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var view = new AssetView({model: asset});
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self.tableBody.append(view.render().el);
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});
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}
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self.$('.asset-library').toggle(hasAssets);
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self.$('.no-asset-content').toggle(!hasAssets);
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return this;
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},
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handleDestroy: function(model, collection, options) {
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this.collection.fetch({reset: true}); // reload the collection to get a fresh page full of items
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analytics.track('Deleted Asset', {
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'course': course_location_analytics,
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'id': model.get('url')
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});
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},
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addAsset: function (model) {
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// Switch the sort column back to the default (most recent date added) and show the first page
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// so that the new asset is shown at the top of the page.
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this.setInitialSortColumn('js-asset-date-col');
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this.setPage(0);
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analytics.track('Uploaded a File', {
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'course': course_location_analytics,
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'asset_url': model.get('url')
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});
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},
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onToggleColumn: function(event) {
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var columnName = event.target.id;
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this.toggleSortOrder(columnName);
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}
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});
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return AssetsView;
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}); // end define();
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