<!DOCTYPE html>
<!--
Copyright (c) 2015 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->

<link rel="import" href="/base/ui/dom_helpers.html">
<link rel="import" href="/core/analysis/analysis_sub_view.html">
<link rel="import" href="/core/analysis/single_event_sub_view.html">

<polymer-element name="tr-c-a-single-alert-sub-view"
    extends="tr-c-a-sub-view">
  <script>
  'use strict';

  Polymer({
    created: function() {
      this.currentSelection_ = undefined;
    },

    set selection(selection) {
      this.currentSelection_ = selection;

      this.textContent = '';
      var realView = document.createElement('tr-c-a-single-event-sub-view');
      realView.addExtraRowsCallback = function(rows) {
        // Alert description.
        var alert = this.currentSelection_[0];

        var descriptionEl = tr.b.ui.createSpan({
          textContent: alert.info.description
        });
        rows.push({
          name: 'Description',
          value: descriptionEl
        });

        // Associated events...
        if (alert.associatedEvents.length) {
          var eventSubRows = [];
          alert.associatedEvents.forEach(function(event, i) {
            var linkEl = document.createElement('tr-c-a-analysis-link');
            linkEl.setSelectionAndContent(function() {
              return new tr.c.Selection(event);
            }, event.userFriendlyName);
            eventSubRows.push({
              name: i,
              value: linkEl
            });
          });

          rows.push({
            name: 'Alerts', value: '',
            isExpanded: true, subRows: eventSubRows
          });
        }
      }.bind(this);

      this.appendChild(realView);
      realView.setSelectionWithoutErrorChecks(selection);
    }
  });
  </script>
</polymer-element>