131 lines
3.5 KiB
JavaScript
131 lines
3.5 KiB
JavaScript
/**
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Support for searching
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@class SearchController
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@extends Discourse.Controller
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@namespace Discourse
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@module Discourse
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**/
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export default Em.ArrayController.extend(Discourse.Presence, {
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contextChanged: function(){
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if(this.get('searchContextEnabled')){
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this._dontSearch = true;
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this.set('searchContextEnabled', false);
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this._dontSearch = false;
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}
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}.observes("searchContext"),
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searchContextDescription: function(){
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var ctx = this.get('searchContext');
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if (ctx) {
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switch(Em.get(ctx, 'type')) {
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case 'topic':
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return I18n.t('search.context.topic');
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case 'user':
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return I18n.t('search.context.user', {username: Em.get(ctx, 'user.username')});
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case 'category':
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return I18n.t('search.context.category', {category: Em.get(ctx, 'category.name')});
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}
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}
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}.property('searchContext'),
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searchContextEnabledChanged: function(){
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if(this._dontSearch){ return; }
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this.newSearchNeeded();
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}.observes('searchContextEnabled'),
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// If we need to perform another search
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newSearchNeeded: function() {
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this.set('noResults', false);
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var term = (this.get('term') || '').trim();
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if (term.length >= Discourse.SiteSettings.min_search_term_length) {
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this.set('loading', true);
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this.searchTerm(term, this.get('typeFilter'));
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} else {
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this.setProperties({ content: [], resultCount: 0, urls: [] });
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}
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this.set('selectedIndex', 0);
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}.observes('term', 'typeFilter'),
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searchTerm: Discourse.debouncePromise(function(term, typeFilter) {
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var self = this;
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this.setProperties({ resultCount: 0, urls: [] });
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var context;
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if(this.get('searchContextEnabled')){
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context = this.get('searchContext');
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}
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return Discourse.Search.forTerm(term, {
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typeFilter: typeFilter,
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searchContext: context
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}).then(function(results) {
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var urls = [];
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if (results) {
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self.set('noResults', results.length === 0);
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var index = 0;
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results = _(['topic', 'category', 'user'])
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.map(function(n){
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return _(results).where({type: n}).first();
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})
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.compact()
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.each(function(list){
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_.each(list.results, function(item){
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item.index = index++;
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urls.pushObject(item.url);
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});
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})
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.value();
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self.setProperties({ resultCount: index, content: results, urls: urls });
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}
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self.set('loading', false);
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}).catch(function() {
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self.set('loading', false);
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});
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}, 300),
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showCancelFilter: function() {
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if (this.get('loading')) return false;
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return this.present('typeFilter');
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}.property('typeFilter', 'loading'),
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termChanged: function() {
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this.cancelTypeFilter();
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}.observes('term'),
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actions: {
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moreOfType: function(type) {
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this.set('typeFilter', type);
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},
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cancelType: function() {
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this.cancelTypeFilter();
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}
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},
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cancelTypeFilter: function() {
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this.set('typeFilter', null);
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},
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moveUp: function() {
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if (this.get('selectedIndex') === 0) return;
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this.set('selectedIndex', this.get('selectedIndex') - 1);
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},
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moveDown: function() {
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if (this.get('resultCount') === (this.get('selectedIndex') + 1)) return;
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this.set('selectedIndex', this.get('selectedIndex') + 1);
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},
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select: function() {
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if (this.get('loading')) return;
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var href = this.get('urls')[this.get("selectedIndex")];
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if (href) {
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Discourse.URL.routeTo(href);
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}
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}
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});
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