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<!--
@license
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->

<link rel="import" href="../../polymer/polymer.html">
<link rel="import" href="../../paper-button/paper-button.html">
<link rel="import" href="../iron-checked-element-behavior.html">

<dom-module id="simple-checkbox">
  <template>
    <style>
      :host {
        display: block;
      }

      :host([invalid]) span {
        color: red;
      }

      #labelText {
        display: inline-block;
        width: 100px;
      }
    </style>

    <input type="checkbox" id="checkbox" on-tap="_onCheckTap">
    <span id="labelText">{{label}}</span>
    <paper-button raised on-click="_onClick">validate</paper-button>

  </template>
  <script>
    Polymer({

      is: 'simple-checkbox',

      behaviors: [
        Polymer.IronCheckedElementBehavior
      ],

      properties: {
        label: {
          type: String,
          value: 'not validated'
        }
      },

      _onCheckTap: function() {
        this.checked = this.$.checkbox.checked;
      },

      _onClick: function() {
        this.validate();
        this.label = this.invalid ? 'is invalid' : 'is valid';
      }
    });

  </script>

  </dom-module>