Refactor index pane

So that it only loads when needed, and caches results so things are
nice and snappy

ember/app/controllers/index.js

@@ -1,142 +0,0 @@
-import Ember from 'ember';
-
-import DiscussionResult from '../models/discussion-result';
-import PostResult from '../models/post-result';
-import PaneableMixin from '../mixins/paneable';
-
-export default Ember.ArrayController.extend(Ember.Evented, PaneableMixin, {
-
-	needs: ['application', 'composer'],
-
-	count: function() {
-		return this.get('model.length');
-	}.property('model.@each'),
-
-	queryParams: ['sort', 'show', {searchQuery: 'q'}, 'filter'],
-	sort: 'recent',
-	show: 'discussions',
-	filter: '',
-
-	searchQuery: '',
-
-	sortOptions: [
-		{sort: 'recent', label: 'Recent'},
-		{sort: 'replies', label: 'Replies'},
-		{sort: 'newest', label: 'Newest'},
-		{sort: 'oldest', label: 'Oldest'},
-	],
-
-	terminalPostType: function() {
-		return ['newest', 'oldest'].indexOf(this.get('sort')) !== -1 ? 'start' : 'last';
-	}.property('sort'),
-
-	countType: function() {
-		return this.get('sort') === 'replies' ? 'replies' : 'unread';
-	}.property('sort'),
-
-	discussionsCount: function() {
-		return this.get('model.length');
-	}.property('@each'),
-
-	resultsLoading: false,
-
-	start: 0,
-
-	moreResults: function() {
-		return !! this.get('meta.moreUrl');
-	}.property('meta.moreUrl'),
-
-	meta: null,
-
-	getResults: function(start) {
-		var sort = this.get('sort');
-		// var order = this.get('order');
-		var order;
-		var show = this.get('show');
-		var searchQuery = this.get('searchQuery');
-
-		if (sort === 'newest') {
-			sort = 'created';
-			order = 'desc';
-		} else if (sort === 'oldest') {
-			sort = 'created';
-		}
-		else if (sort === 'recent') {
-			sort = '';
-		}
-		else if (sort === 'replies') {
-			order = 'desc';
-		}
-
-		var params = {
-			sort: (order === 'desc' ? '-' : '')+sort,
-			q: searchQuery,
-			start: start
-		};
-
-		if (show === 'posts') {
-			if (searchQuery) {
-				params.include = 'relevantPosts';
-			} else if (sort === 'created') {
-				params.include = 'startPost,startUser';
-			} else {
-				params.include = 'lastPost,lastUser';
-			}
-		}
-
-		return this.store.find('discussion', params).then(function(discussions) {
-			var results = Ember.A();
-			discussions.forEach(function(discussion) {
-				var relevantPosts = Ember.A();
-				// discussion.get('relevantPosts.content').forEach(function(post) {
-				// 	relevantPosts.pushObject(PostResult.create(post));
-				// });
-				results.pushObject(DiscussionResult.create({
-					content: discussion,
-					relevantPosts: relevantPosts,
-					lastPost: PostResult.create(discussion.get('lastPost')),
-					startPost: PostResult.create(discussion.get('startPost'))
-				}));
-				results.set('meta', discussions.get('meta'));
-			});
-			return results;
-		});
-	},
-
-	actions: {
-		loadMore: function() {
-			var self = this;
-			this.set('start', this.get('length'));
-			this.set('resultsLoading', true);
-
-			this.getResults(this.get('start')).then(function(results) {
-				self.get('model').addObjects(results);
-				self.set('meta', results.get('meta'));
-				self.set('resultsLoading', false);
-			});
-		},
-
-		transitionFromBackButton: function() {
-			this.transitionToRoute('index');
-		}
-	},
-
-	searchQueryDidChange: function() {
-		this.get('controllers.application').set('searchQuery', this.get('searchQuery'));
-		this.get('controllers.application').set('searchActive', !! this.get('searchQuery'));
-
-		var sortOptions = this.get('sortOptions');
-
-		if (this.get('searchQuery') && sortOptions[0].sort !== 'relevance') {
-			sortOptions.unshiftObject({sort: 'relevance', label: 'Relevance'});
-		}
-		else if ( ! this.get('searchQuery') && sortOptions[0].sort === 'relevance') {
-			sortOptions.shiftObject();
-		}
-	}.observes('searchQuery'),
-
-	paramsDidChange: function() {
-		this.set('start', 0);
-	}.observes('show', 'sort', 'searchQuery')
-
-});