discourse/app/assets/javascripts/admin/controllers/modals/admin-silence-user.js.es6

import computed from 'ember-addons/ember-computed-decorators';
import { popupAjaxError } from 'discourse/lib/ajax-error';
import PenaltyController from 'admin/mixins/penalty-controller';

export default Ember.Controller.extend(PenaltyController, {
  silenceUntil: null,
  silencing: false,

  onShow() {
    this.resetModal();
    this.setProperties({ silenceUntil: null, silencing: false });
  },

  @computed('silenceUntil', 'reason', 'silencing')
  submitDisabled(silenceUntil, reason, silencing) {
    return (silencing || Ember.isEmpty(silenceUntil) || !reason || reason.length < 1);
  },

  actions: {
    silence() {
      if (this.get('submitDisabled')) { return; }

      this.set('silencing', true);
      this.penalize(() => {
        return this.get('user').silence({
          silenced_till: this.get('silenceUntil'),
          reason: this.get('reason'),
          message: this.get('message'),
          post_id: this.get('post.id'),
          post_action: this.get('postAction'),
          post_edit: this.get('postEdit')
        });
      }).finally(() => this.set('silencing', false));
    }
  }
});