<!--
  The <ct-runs-summary-sk> custom element declaration. Displays a summary of
  recent CT runs.

  Attributes:
    tasks: The successful tasks run by non-admins in the last week/month/year/all-time.
    findTasksBeforeDays: Find above tasks that completed before these many days.
    uniqueUsers: The number of unique users who triggered the above tasks.

  Events:
    None.

  Methods:
    reload: Queries for updated information on tasks.
    weeklySummary: Sets findTasksBeforeDays to 7.
    monthlySummary: Sets findTasksBeforeDays to 30.
    yearlySummary: Sets findTasksBeforeDays to 365.
    allTimeSummary: Sets findTasksBeforeDays to 0.
-->

<dom-module id="ct-runs-summary-sk">
  <style>
    tr.headers {
      background-color: #CCCCFF;
      text-align: center;
    }
    td.nowrap {
      white-space: nowrap;
    }
  </style>
  <template>

    <h4>CT Runs Summary</h3>
    <paper-button raised on-click="weeklySummary">Last Week</paper-button>
    <paper-button raised on-click="monthlySummary">Last Month</paper-button>
    <paper-button raised on-click="yearlySummary">Last Year</paper-button>
    <paper-button raised on-click="allTimeSummary">All Time</paper-button>
    <br/><br/>
    <span>[[tasks.length]] runs by [[uniqueUsers]] users [[ getDaysText(findTasksBeforeDays) ]]</span>
    <br/>

    <template is="dom-if" if="{{tasks}}">
      <table class="runssummary" id="runssummary" cellpadding="5" border="1">
        <tr class="headers">
          <td>Type</td>
          <td>User</td>
          <td>Description</td>
          <td>Completed</td>
        </tr>

        <template is="dom-repeat" items="{{tasks}}" as="task" index-as="index">
          <tr style="border: 1px solid black;">
            <!-- Type col -->
            <td>{{task.Type}}</td>

            <!-- User col -->
            <td>{{task.Username}}</td>

            <!-- Description col -->
            <td>{{task.Description}}</td>

            <!-- Timestamps col -->
            <td class="nowrap">{{task.TsCompleted}}</td>
          </tr>
        </template>
      </table>
    </template>
  </template>
</dom-module>

<script>
   Polymer({
     is: "ct-runs-summary-sk",
     properties: {
       tasks: {
         type: Array,
         value: function() { return []; },
       },
       findTasksBeforeDays: {
         type: Number,
         value: 7,
       },
       uniqueUsers: {
         type: Number,
         value: 0,
       },
     },

     ready: function() {
       this.reload();
     },

     reload: function() {
       if (this.findTasksBeforeDays > 0) {
         var d = new Date();
         d.setDate(d.getDate() - this.findTasksBeforeDays);
         var completedAfter = this.getCtDbTimestamp(d);
       } else {
         var completedAfter = this.getCtDbTimestamp(new Date(0));
       }

       var queryParams = {
         'completed_after': completedAfter,
         'exclude_ctadmin_tasks': true,
       }
       var queryStr = "?" + sk.query.fromObject(queryParams);
       sk.post('/_/completed_tasks' + queryStr).then(JSON.parse).then(function(json) {
         this.tasks = json.CompletedTasks;
         this.uniqueUsers = json.UniqueUsers;
       }.bind(this)).catch(sk.errorMessage);
     },

     weeklySummary: function() {
       this.findTasksBeforeDays = 7;
       this.reload();
     },

     monthlySummary: function() {
       this.findTasksBeforeDays = 30;
       this.reload();
     },

     yearlySummary: function() {
       this.findTasksBeforeDays = 365;
       this.reload();
     },

     allTimeSummary: function() {
       this.findTasksBeforeDays = 0;
       this.reload();
     },

     getDaysText: function(days) {
       if (days > 0) {
         return "last " + days + " days";
       } else {
         return "all time";
       }
     },

     getCtDbTimestamp: ctfe.getCtDbTimestamp,
  });
</script>