/*
 * Copyright (c) 2015
 *
 * This file is licensed under the Affero General Public License version 3
 * or later.
 *
 * See the COPYING-README file.
 *
 */

/* globals Handlebars */

(function() {
	if (!OC.Share) {
		OC.Share = {};
	}

	var TEMPLATE =
		'<span class="reshare">' +
		'    {{#if avatarEnabled}}' +
		'    <div class="avatar" data-userName="{{reshareOwner}}"></div>' +
		'    {{/if}}' +
		'    {{sharedByText}}' +
		'</span><br/>'
		;

	/**
	 * @class OCA.Share.ShareDialogView
	 * @member {OC.Share.ShareItemModel} model
	 * @member {jQuery} $el
	 * @memberof OCA.Sharing
	 * @classdesc
	 *
	 * Represents the GUI of the share dialogue
	 *
	 */
	var ShareDialogResharerInfoView = OC.Backbone.View.extend({
		/** @type {string} **/
		id: 'shareDialogResharerInfo',

		/** @type {string} **/
		tagName: 'div',

		/** @type {string} **/
		className: 'reshare',

		/** @type {OC.Share.ShareConfigModel} **/
		configModel: undefined,

		/** @type {Function} **/
		_template: undefined,

		initialize: function(options) {
			var view = this;

			this.model.on('change:reshare', function() {
				view.render();
			});

			if(!_.isUndefined(options.configModel)) {
				this.configModel = options.configModel;
			} else {
				throw 'missing OC.Share.ShareConfigModel';
			}
		},

		render: function() {
			if (!this.model.hasReshare()
				|| this.model.getReshareOwner() === OC.currentUser)
			{
				this.$el.empty();
				return this;
			}

			var reshareTemplate = this.template();
			var ownerDisplayName = this.model.getReshareOwnerDisplayname();
			var sharedByText = '';
			if (this.model.getReshareType() === OC.Share.SHARE_TYPE_GROUP) {
				sharedByText = t(
					'core',
					'Shared with you and the group {group} by {owner}',
					{
						group: this.model.getReshareWith(),
						owner: ownerDisplayName
					}
				);
			}  else {
				sharedByText = t(
					'core',
					'Shared with you by {owner}',
					{ owner: ownerDisplayName }
				);
			}

			this.$el.html(reshareTemplate({
				avatarEnabled: this.configModel.areAvatarsEnabled(),
				reshareOwner: this.model.getReshareOwner(),
				sharedByText: sharedByText
			}));

			if(this.configModel.areAvatarsEnabled()) {
				this.$el.find('.avatar').each(function() {
					var $this = $(this);
					$this.avatar($this.data('username'), 32);
				});
			}

			return this;
		},

		/**
		 * @returns {Function} from Handlebars
		 * @private
		 */
		template: function () {
			if (!this._template) {
				this._template = Handlebars.compile(TEMPLATE);
			}
			return this._template;
		}

	});

	OC.Share.ShareDialogResharerInfoView = ShareDialogResharerInfoView;

})();
