datahub/wherehows-web/app/components/metric-watch.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {
    watch: function (metric) {
      var url = '/api/v1/metrics/' + metric.id + '/watch'
      var method = !metric.watchId ? 'POST' : 'DELETE'
      if (method.toLowerCase() === 'delete')
        url += '/' + metric.watchId
      var token = $("#csrfToken").val().replace('/', '')
      var _this = this
      $.ajax({
        url: url,
        method: method,
        headers: {
          'Csrf-Token': token
        },
        dataType: 'json',
        data: {
          csrfToken: token,
          item_type: 'metric',
          notification_type: 'weekly'
        }
      }).done(function (data, txt, xhr) {
        _this.set('metric.watchId', data.watchId)
        _this.sendAction('getMetrics')
      }).fail(function (xhr, txt, err) {
        console.log('Error: Could not watch metric.')
      })
    }
  }
});