1 files changed, 166 insertions, 0 deletions
diff --git a/apps/comments/js/commentstabview.js b/apps/comments/js/commentstabview.js
new file mode 100644
index 00000000000..cccb400dd68
--- /dev/null
+++ b/apps/comments/js/commentstabview.js
@@ -0,0 +1,166 @@
+/*
+ * Copyright (c) 2016
+ *
+ * This file is licensed under the Affero General Public License version 3
+ * or later.
+ *
+ * See the COPYING-README file.
+ *
+ */
+
+(function() {
+	var TEMPLATE =
+		'<div>' +
+		'   <form class="newCommentForm">' +
+		'      <textarea></textarea>' +
+		'      <input type="submit" value="{{submitText}}" />' +
+		'   </form>' +
+		'   <ul class="comments">' +
+		'   </ul>' +
+		'</div>' +
+		'<div class="empty hidden">{{emptyResultLabel}}</div>' +
+		/*
+		'<input type="button" class="showMore hidden" value="{{moreLabel}}"' +
+		' name="show-more" id="show-more" />' +
+		*/
+		'<div class="loading hidden" style="height: 50px"></div>';
+
+	var COMMENT_TEMPLATE =
+		'<li>' +
+		'   <hr />' +
+		'   <div class="authorRow">' +
+		'      <span class="author"><em>{{actorDisplayName}}</em></span>' +
+		'      <span class="date">{{creationDateTime}}</span>' +
+		'   </div>' +
+		'   <div class="message">{{message}}</div>' +
+		'</li>';
+
+	/**
+	 * @memberof OCA.Comments
+	 */
+	var CommentsTabView = OCA.Files.DetailTabView.extend(
+		/** @lends OCA.Comments.CommentsTabView.prototype */ {
+		id: 'commentsTabView',
+		className: 'tab commentsTabView',
+
+		events: {
+			'submit .newCommentForm': '_onSubmitComment'
+		},
+
+		initialize: function() {
+			OCA.Files.DetailTabView.prototype.initialize.apply(this, arguments);
+			this.collection = new OCA.Comments.CommentsCollection();
+			this.collection.on('request', this._onRequest, this);
+			this.collection.on('sync', this._onEndRequest, this);
+			this.collection.on('add', this._onAddModel, this);
+			// TODO: error handling
+			_.bindAll(this, '_onSubmitComment');
+		},
+
+		template: function(params) {
+			if (!this._template) {
+				this._template = Handlebars.compile(TEMPLATE);
+			}
+			return this._template(_.extend({
+				submitText: t('comments', 'Submit comment')
+			}, params));
+		},
+
+		commentTemplate: function(params) {
+			if (!this._commentTemplate) {
+				this._commentTemplate = Handlebars.compile(COMMENT_TEMPLATE);
+			}
+			return this._commentTemplate(params);
+		},
+
+		getLabel: function() {
+			return t('comments', 'Comments');
+		},
+
+		setFileInfo: function(fileInfo) {
+			if (fileInfo) {
+				this.render();
+				this.collection.setObjectId(fileInfo.id);
+				// reset to first page
+				this.collection.reset([], {silent: true});
+				this.nextPage();
+			} else {
+				this.render();
+				this.collection.reset();
+			}
+		},
+
+		render: function() {
+			this.$el.html(this.template({
+				emptyResultLabel: t('comments', 'No other comments available'),
+				moreLabel: t('comments', 'More comments...')
+			}));
+			this.$el.find('.has-tooltip').tooltip();
+			this.$container = this.$el.find('ul.comments');
+			this.delegateEvents();
+		},
+
+		_formatItem: function(commentModel) {
+			// TODO: format
+			return commentModel.attributes;
+		},
+
+		_toggleLoading: function(state) {
+			this._loading = state;
+			this.$el.find('.loading').toggleClass('hidden', !state);
+		},
+
+		_onRequest: function() {
+			this._toggleLoading(true);
+			this.$el.find('.showMore').addClass('hidden');
+		},
+
+		_onEndRequest: function() {
+			this._toggleLoading(false);
+			this.$el.find('.empty').toggleClass('hidden', !!this.collection.length);
+			this.$el.find('.showMore').toggleClass('hidden', !this.collection.hasMoreResults());
+		},
+
+		_onAddModel: function(model, collection, options) {
+			var $el = $(this.commentTemplate(this._formatItem(model)));
+			if (!_.isUndefined(options.at) && collection.length > 1) {
+				this.$container.find('li').eq(options.at).before($el);
+			} else {
+				this.$container.append($el);
+			}
+		},
+
+		nextPage: function() {
+			if (this._loading || !this.collection.hasMoreResults()) {
+				return;
+			}
+
+			this.collection.fetchNext();
+		},
+
+		_onClickShowMoreVersions: function(ev) {
+			ev.preventDefault();
+			this.nextPage();
+		},
+
+		_onSubmitComment: function(e) {
+			var $textArea = $(e.target).find('textarea');
+			e.preventDefault();
+			this.collection.create({
+				actorId: OC.currentUser,
+				// FIXME: how to get current user's display name ?
+				actorDisplayName: OC.currentUser,
+				actorType: 'users',
+				verb: 'comment',
+				message: $textArea.val()
+			}, {at: 0});
+
+			// TODO: spinner/disable field?
+			$textArea.val('');
+			return false;
+		}
+	});
+
+	OCA.Comments.CommentsTabView = CommentsTabView;
+})();
+