← All changes | _inc/jetpack-modules.views.js +104 -0 16.2-beta → 16.3 View file →

		@@ -1,0 +1,104 @@
	1	+window.jetpackModules = window.jetpackModules || {};
	2	+
	3	+window.jetpackModules.views = ( function ( window, $, Backbone, wp ) {
	4	+ 'use strict';
	5	+
	6	+ var views = {};
	7	+
	8	+ views.List_Table = Backbone.View.extend( {
	9	+ template: wp.template( 'Jetpack_Modules_List_Table_Template' ),
	10	+
	11	+ /**
	12	+ * If we can, use replaceState to change the URL and indicate the new filtering.
	13	+ * This will be handy with redirecting back to the same state after activating/deactivating.
	14	+ */
	15	+ updateUrl: function () {
	16	+ if ( ! window.history.replaceState ) {
	17	+ return;
	18	+ }
	19	+
	20	+ var url = window.location.href.split( '?' )[ 0 ] + '?page=jetpack_modules',
	21	+ m_tag = $( '.subsubsub .current' ),
	22	+ m_purpose = $( '.purpose-filter .current' ),
	23	+ m_availability = $( '.button-group.availability-filter .active' ),
	24	+ m_search = $( '#srch-term-search-input' ).val();
	25	+
	26	+ if ( m_search.length ) {
	27	+ url += '&s=' + encodeURIComponent( m_search );
	28	+ }
	29	+
	30	+ // "Hide unavailable" is the default in Offline Mode, so only the opt-out
	31	+ // ("All") needs to be persisted in the URL.
	32	+ if ( 'all' === m_availability.data( 'availability' ) ) {
	33	+ url += '&offline_available=all';
	34	+ }
	35	+
	36	+ if ( ! m_tag.hasClass( 'all' ) ) {
	37	+ url += '&module_tag=' + encodeURIComponent( m_tag.find( 'a' ).data( 'title' ) );
	38	+ }
	39	+
	40	+ if ( m_purpose.length && ! m_purpose.hasClass( 'all' ) ) {
	41	+ url += '&product_group=' + encodeURIComponent( m_purpose.find( 'a' ).data( 'group' ) );
	42	+ }
	43	+
	44	+ // State facet (segmented buttons). "All" carries no data-filter-by.
	45	+ $( '.button-group.module-filter .active' ).each( function () {
	46	+ var by = $( this ).data( 'filter-by' ),
	47	+ value = $( this ).data( 'filter-value' );
	48	+
	49	+ if ( by ) {
	50	+ url += '&' + encodeURIComponent( by ) + '=' + encodeURIComponent( value );
	51	+ }
	52	+ } );
	53	+
	54	+ window.history.replaceState( {}, '', url );
	55	+ },
	56	+
	57	+ /**
	58	+ * Writes faceted counts into a facet list (the tag list or the Purpose
	59	+ * list), and greys out entries that have no matches under the current
	60	+ * filters. The "All" entry always shows the total and is never disabled.
	61	+ *
	62	+ * @param {string} selector Facet list selector (e.g. '.subsubsub').
	63	+ * @param {Object} counts Map of key to count, plus `__all__`.
	64	+ * @param {string} dataKey data-* attribute on each link holding its key.
	65	+ */
	66	+ updateFacetCounts: function ( selector, counts, dataKey ) {
	67	+ $( selector + ' > li' ).each( function () {
	68	+ var $li = $( this ),
	69	+ isAll = $li.hasClass( 'all' ),
	70	+ key = $li.children( 'a' ).data( dataKey ),
	71	+ n = isAll ? counts.__all__ : counts[ key ] || 0;
	72	+
	73	+ $li.find( '.count' ).text( '(' + n + ')' );
	74	+
	75	+ if ( ! isAll ) {
	76	+ $li.toggleClass( 'is-empty', 0 === n );
	77	+ }
	78	+ } );
	79	+ },
	80	+
	81	+ /**
	82	+ * Refreshes both facet lists ("Show" tags and "Purpose") so their counts
	83	+ * reflect the currently-active filters.
	84	+ */
	85	+ updateCounts: function () {
	86	+ this.updateFacetCounts( '.subsubsub', this.model.tag_counts(), 'title' );
	87	+ this.updateFacetCounts( '.purpose-filter', this.model.purpose_counts(), 'group' );
	88	+ },
	89	+
	90	+ render: function () {
	91	+ this.model.filter_and_sort();
	92	+ this.$el.html( this.template( this.model.attributes ) );
	93	+ this.updateCounts();
	94	+ this.updateUrl();
	95	+ return this;
	96	+ },
	97	+
	98	+ initialize: function () {
	99	+ this.listenTo( this.model, 'change', this.render );
	100	+ },
	101	+ } );
	102	+
	103	+ return views;
	104	+} )( window, jQuery, Backbone, wp );