<link rel="import" href="../../third-party/polymer/polymer.html">
<link rel="import" href="../../third-party/paper-input/paper-input.html">
<link rel="import" href="../../third-party/paper-button/paper-button.html">
<link rel="import" href="../../third-party/paper-dialog/paper-dialog.html">
<link rel="import" href="../../third-party/paper-dialog/paper-dialog-transition.html">
<link rel="import" href="../../views/namespace-list/component.html">

<polymer-element name="p2b-redirect-pipe-dialog">

  <template id="template">
    <link rel="stylesheet" href="../common/common.css">
    <link rel="stylesheet" href="component.css">
    <paper-dialog id="dialog" heading="Redirect" transition="paper-dialog-transition-bottom">
      <p>
        <paper-input focused id="nameInput" label="Name to redirect to" floatinglabel></paper-input>
        <paper-checkbox id="newDataOnly" label="Only redirect new data"></paper-checkbox>
        <template if="{{existingNames.length > 0}}">
          <h2 class="label">Currently online</h2>
          <p2b-namespace-list selectable on-select="{{updateNameInput}}" names="{{existingNames}}"></p2b-namespace-list>
        </template>
      </p>
      <paper-button label="Cancel" dismissive>Cancel</paper-button>
      <paper-button label="Redirect" affirmative default on-tap="{{ fireRedirectActionEvent }}">Redirect</paper-button>
    </paper-dialog>
  </template>
  <script>
    Polymer('p2b-redirect-pipe-dialog', {

      /*
       * List of existing names to show in the dialog for the user to pick from
       * @type {Array<string>}
       */
      existingNames: [],

      ready: function() {
        var self = this;
        var dialog = this.$.dialog;
        var container = document.querySelector('#redirectDialogContainer');
        if (!container) {
          var container = document.createElement('div');
          container.id = 'redirectDialogContainer';
          document.body.appendChild(container);
        }
        this.container = container;
      },

      /*
       * Opens the dialog
       */
      open: function() {
        this.container.innerHTML = ''
        this.container.appendChild(this);
        this.$.dialog.toggle();
      },

      /*
       * Fires redirect event representing user's intention to redirect
       * @type {string} Requested name for service to be redirected
       * @type {boolean} Whether only new data should be redirected
       */
      fireRedirectActionEvent: function() {
        var name = this.$.nameInput.value;
        this.fire('redirect', {
          name: name,
          newDataOnly: this.$.newDataOnly.checked
        });
      },

      /*
       * Updates the input value
       * @private
       */
      updateNameInput: function(e) {
        this.$.nameInput.value = e.detail;
      }
    });
  </script>
</polymer-element>