discourse/app/assets/javascripts/admin/routes/admin-reports.js.es6

/**
  Handles routes for admin reports

  @class AdminReportsRoute
  @extends Discourse.Route
  @namespace Discourse
  @module Discourse
**/
export default Discourse.Route.extend({
  queryParams: { mode: {}, "start-date": {}, "end-date": {}, "category-id": {}, "group-id": {}},

  model: function(params) {
    const Report = require('admin/models/report').default;
    return Report.find(params.type, params['start-date'], params['end-date'], params['category-id'], params['group-id']);
  },

  setupController: function(controller, model) {
    controller.setProperties({
      model: model,
      categoryId: (model.get('category_id') || 'all'),
      groupId: model.get('group_id'),
      startDate: moment(model.get('start_date')).format('YYYY-MM-DD'),
      endDate: moment(model.get('end_date')).format('YYYY-MM-DD')
    });
  }
});