<!--

    Copyright © 2016-2022 The Thingsboard Authors

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.

-->
<section class="tb-widget-settings" [formGroup]="labelWidgetSettingsForm" fxLayout="column">
  <tb-image-input required
                  label="{{ 'widgets.label-widget.background-image' | translate }}"
                  formControlName="backgroundImageUrl">
  </tb-image-input>
  <fieldset class="fields-group">
    <legend class="group-title" translate>widgets.label-widget.labels</legend>
    <div fxLayout="column">
      <div class="tb-control-list tb-drop-list" cdkDropList cdkDropListOrientation="vertical"
           (cdkDropListDropped)="labelDrop($event)">
        <div cdkDrag class="tb-draggable" *ngFor="let labelControl of labelsFormArray().controls; trackBy: trackByLabelControl;
                 let $index = index; last as isLast;"
             fxLayout="column" [ngStyle]="!isLast ? {paddingBottom: '8px'} : {}">
          <tb-label-widget-label [formControl]="labelControl"
                                 [expanded]="labelControl.new"
                                 (removeLabel)="removeLabel($index)">
          </tb-label-widget-label>
        </div>
      </div>
      <div *ngIf="!labelsFormArray().controls.length">
      <span translate fxLayoutAlign="center center"
            class="tb-prompt">widgets.label-widget.no-labels</span>
      </div>
      <div style="padding-top: 16px;">
        <button mat-raised-button color="primary"
                type="button"
                (click)="addLabel()">
          <span translate>widgets.label-widget.add-label</span>
        </button>
      </div>
    </div>
  </fieldset>
</section>
