/*
 * Copyright (c) 2014 ThoughtWorks, Inc.
 *
 * Pixelated is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Pixelated is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
 */
define(
  [
    'flight/lib/component',
    'page/router/url_params',
    'page/events'
  ],

  function(defineComponent, urlParams, events) {
    'use strict';

    return defineComponent(leftPaneDispatcher);

    function leftPaneDispatcher() {
      var initialized = false;

      this.refreshTagList = function (ev, data) {
        this.trigger(document, events.tags.want, { caller: this.$node, skipMailListRefresh: data.skipMailListRefresh });
      };

      this.loadTags = function (ev, data) {
        this.trigger(document, events.ui.tagList.load, data);
      };

      this.selectTag = function (ev, data) {
        var tag = (data && data.tag) || urlParams.getTag();
        this.trigger(document, events.ui.tag.select, { tag: tag, skipMailListRefresh: data.skipMailListRefresh });
      };

      this.pushUrlState = function (ev, data) {
        if (initialized) {
          this.trigger(document, events.router.pushState, data);
        }
        initialized = true;
      };

      this.after('initialize', function () {
        //this.on(this.$node, events.tags.received, this.loadTags);
        this.on(document, events.dispatchers.tags.refreshTagList, this.refreshTagList);
        this.on(document, events.ui.tags.loaded, this.selectTag);
        this.on(document, events.ui.tag.selected, this.pushUrlState);
        this.on(document, events.ui.tag.select, this.pushUrlState);
        this.trigger(document, events.tags.want, { caller: this.$node });
      });
    }
  }
);