<!-- The <query2-count-sk> custom element declaration.

  Reports the number of matches for a given query.

  Attributes:
    current_query - The current query to count against.

    url - The URL to POST the query to.

  Events:
    None.

  Methods:
    None.
-->

<dom-module id="query2-count-sk">
  <style>
  </style>
  <template>
    <div id=matches></div>
  </template>
</dom-module>

<script>
  Polymer({
    is: "query2-count-sk",

    properties: {
      current_query: {
        type: String,
        value: "",
        reflectToAttribute: true,
        observer: "_currentQueryChange",
      },
      url: {
        type: String,
        value: "/_/count/",
        reflectToAttribute: true,
      },
      _countInProgress: {
        type: Boolean,
        value: false,
        reflectToAttribute: true,
      },
    },

    _currentQueryChange: function() {
      if (this._countInProgress === true) {
        return
      }
      this._countInProgress = true;
      let now = Math.floor(Date.now()/1000);
      let body = {
        q: this.current_query,
        end: now,
        begin: now - 24*60*60,
      };
      sk.post(this.url, JSON.stringify(body)).then(JSON.parse).then(function(json) {
        this._countInProgress = false;
        this.$.matches.textContent = json.count;
      }.bind(this)).catch(function() {
        this._countInProgress = false;
      });
    },

  });
</script>