257 lines
7 KiB
JavaScript
257 lines
7 KiB
JavaScript
/*
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* Copyright (c) 2016
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*
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* This file is licensed under the Affero General Public License version 3
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* or later.
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*
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* See the COPYING-README file.
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*
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*/
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(function(OC, OCA) {
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var TEMPLATE =
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'<div class="newCommentRow comment">' +
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' <div class="authorRow">' +
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' {{#if avatarEnabled}}' +
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' <div class="avatar" data-username="{{userId}}"></div>' +
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' {{/if}}' +
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' <div class="author">{{userDisplayName}}</div>' +
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' </div>' +
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' <form class="newCommentForm">' +
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' <textarea class="message" placeholder="{{newMessagePlaceholder}}"></textarea>' +
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' <input class="submit" type="submit" value="{{submitText}}" />' +
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' <div class="submitLoading icon-loading-small hidden"></div>'+
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' </form>' +
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' <ul class="comments">' +
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' </ul>' +
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'</div>' +
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'<div class="empty hidden">{{emptyResultLabel}}</div>' +
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'<input type="button" class="showMore hidden" value="{{moreLabel}}"' +
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' name="show-more" id="show-more" />' +
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'<div class="loading hidden" style="height: 50px"></div>';
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var COMMENT_TEMPLATE =
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'<li class="comment{{#if isUnread}} unread{{/if}}" data-id="{{id}}">' +
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' <div class="authorRow">' +
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' {{#if avatarEnabled}}' +
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' <div class="avatar" data-username="{{actorId}}"> </div>' +
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' {{/if}}' +
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' <div class="author">{{actorDisplayName}}</div>' +
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' <div class="date has-tooltip" title="{{altDate}}">{{date}}</div>' +
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' </div>' +
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' <div class="message">{{{formattedMessage}}}</div>' +
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'</li>';
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/**
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* @memberof OCA.Comments
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*/
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var CommentsTabView = OCA.Files.DetailTabView.extend(
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/** @lends OCA.Comments.CommentsTabView.prototype */ {
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id: 'commentsTabView',
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className: 'tab commentsTabView',
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events: {
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'submit .newCommentForm': '_onSubmitComment',
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'click .showMore': '_onClickShowMore'
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},
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initialize: function() {
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OCA.Files.DetailTabView.prototype.initialize.apply(this, arguments);
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this.collection = new OCA.Comments.CommentCollection();
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this.collection.on('request', this._onRequest, this);
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this.collection.on('sync', this._onEndRequest, this);
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this.collection.on('add', this._onAddModel, this);
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this._avatarsEnabled = !!OC.config.enable_avatars;
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// TODO: error handling
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_.bindAll(this, '_onSubmitComment');
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},
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template: function(params) {
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if (!this._template) {
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this._template = Handlebars.compile(TEMPLATE);
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}
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var currentUser = OC.getCurrentUser();
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return this._template(_.extend({
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avatarEnabled: this._avatarsEnabled,
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userId: currentUser.uid,
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userDisplayName: currentUser.displayName,
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newMessagePlaceholder: t('comments', 'Type in a new comment...'),
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submitText: t('comments', 'Post')
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}, params));
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},
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commentTemplate: function(params) {
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if (!this._commentTemplate) {
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this._commentTemplate = Handlebars.compile(COMMENT_TEMPLATE);
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}
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return this._commentTemplate(_.extend({
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avatarEnabled: this._avatarsEnabled
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}, params));
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},
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getLabel: function() {
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return t('comments', 'Comments');
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},
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setFileInfo: function(fileInfo) {
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if (fileInfo) {
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this.model = fileInfo;
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this.render();
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this.collection.setObjectId(fileInfo.id);
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// reset to first page
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this.collection.reset([], {silent: true});
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this.nextPage();
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} else {
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this.model = null;
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this.render();
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this.collection.reset();
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}
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},
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render: function() {
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this.$el.html(this.template({
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emptyResultLabel: t('comments', 'No other comments available'),
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moreLabel: t('comments', 'More comments...')
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}));
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this.$el.find('.has-tooltip').tooltip();
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this.$container = this.$el.find('ul.comments');
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this.$el.find('.avatar').avatar(OC.getCurrentUser().uid, 28);
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this.delegateEvents();
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},
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_formatItem: function(commentModel) {
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var timestamp = new Date(commentModel.get('creationDateTime')).getTime();
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var data = _.extend({
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date: OC.Util.relativeModifiedDate(timestamp),
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altDate: OC.Util.formatDate(timestamp),
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formattedMessage: this._formatMessage(commentModel.get('message'))
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}, commentModel.attributes);
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return data;
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},
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_toggleLoading: function(state) {
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this._loading = state;
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this.$el.find('.loading').toggleClass('hidden', !state);
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},
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_onRequest: function() {
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this._toggleLoading(true);
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this.$el.find('.showMore').addClass('hidden');
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},
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_onEndRequest: function(type) {
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var fileInfoModel = this.model;
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this._toggleLoading(false);
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this.$el.find('.empty').toggleClass('hidden', !!this.collection.length);
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this.$el.find('.showMore').toggleClass('hidden', !this.collection.hasMoreResults());
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if (type !== 'REPORT') {
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return;
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}
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// find first unread comment
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var firstUnreadComment = this.collection.findWhere({isUnread: true});
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if (firstUnreadComment) {
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// update read marker
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this.collection.updateReadMarker(
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null,
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{
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success: function() {
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fileInfoModel.set('commentsUnread', 0);
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}
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}
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);
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}
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},
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_onAddModel: function(model, collection, options) {
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var $el = $(this.commentTemplate(this._formatItem(model)));
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if (!_.isUndefined(options.at) && collection.length > 1) {
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this.$container.find('li').eq(options.at).before($el);
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} else {
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this.$container.append($el);
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}
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this._postRenderItem($el);
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},
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_postRenderItem: function($el) {
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$el.find('.has-tooltip').tooltip();
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if(this._avatarsEnabled) {
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$el.find('.avatar').each(function() {
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var $this = $(this);
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$this.avatar($this.attr('data-username'), 28);
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});
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}
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},
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/**
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* Convert a message to be displayed in HTML,
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* converts newlines to <br> tags.
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*/
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_formatMessage: function(message) {
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return escapeHTML(message).replace(/\n/g, '<br/>');
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},
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nextPage: function() {
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if (this._loading || !this.collection.hasMoreResults()) {
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return;
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}
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this.collection.fetchNext();
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},
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_onClickShowMore: function(ev) {
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ev.preventDefault();
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this.nextPage();
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},
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_onSubmitComment: function(e) {
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var $form = $(e.target);
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var currentUser = OC.getCurrentUser();
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var $submit = $form.find('.submit');
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var $loading = $form.find('.submitLoading');
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var $textArea = $form.find('textarea');
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var message = $textArea.val().trim();
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e.preventDefault();
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if (!message.length) {
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return;
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}
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$textArea.prop('disabled', true);
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$submit.addClass('hidden');
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$loading.removeClass('hidden');
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this.collection.create({
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actorId: currentUser.uid,
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actorDisplayName: currentUser.displayName,
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actorType: 'users',
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verb: 'comment',
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message: $textArea.val(),
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creationDateTime: (new Date()).toUTCString()
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}, {
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at: 0,
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success: function() {
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$submit.removeClass('hidden');
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$loading.addClass('hidden');
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$textArea.val('').prop('disabled', false);
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},
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error: function(msg) {
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$submit.removeClass('hidden');
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$loading.addClass('hidden');
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$textArea.prop('disabled', false);
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OC.Notification.showTemporary(msg);
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}
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});
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return false;
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}
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});
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OCA.Comments.CommentsTabView = CommentsTabView;
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})(OC, OCA);
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