<!--

    Copyright © 2016-2026 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.

-->
<div class="tb-material-icons-panel">
  <div class="flex w-full">
    @if (showTitle) {
      <span class="tb-material-icons-title flex-1" translate>icon.icons</span>
    }
    @if (allowedCustomIcon) {
      <tb-toggle-select [(ngModel)]="isCustomIcon" [ngModelOptions]="{standalone: true}" (ngModelChange)="selectedIcon = null">
        <tb-toggle-option [value]="false">{{ 'resource.system' | translate }}</tb-toggle-option>
        <tb-toggle-option [value]="true">{{ 'icon.custom' | translate }}</tb-toggle-option>
      </tb-toggle-select>
      <span class="flex-1"></span>
    }
  </div>
  @if (!isCustomIcon) {
    <mat-form-field class="tb-material-icons-search tb-inline-field" appearance="outline" subscriptSizing="dynamic">
      <mat-icon matPrefix>search</mat-icon>
      <input matInput [formControl]="searchIconControl" placeholder="{{ 'icon.search-icon' | translate }}"/>
      @if (searchIconControl.value) {
        <button
          type="button"
          matSuffix mat-icon-button aria-label="Clear"
          (click)="clearSearch()">
          <mat-icon class="material-icons">close</mat-icon>
        </button>
      }
    </mat-form-field>
    <cdk-virtual-scroll-viewport [class.!hidden]="notFound" #iconsPanel
                                 [itemSize]="iconsRowHeight" class="tb-material-icons-viewport"
                                 [style.width]="iconsPanelWidth"
                                 [style.height]="iconsPanelHeight">
      <div *cdkVirtualFor="let iconRow of iconRows$ | async" class="tb-material-icons-row">
        @for (icon of iconRow; track icon) {
          @if (icon.name === selectedIcon) {
            <button
              class="tb-select-icon-button"
              mat-raised-button
              color="primary"
              (click)="selectIcon(icon.name)"
              matTooltip="{{ icon.displayName }}"
              matTooltipPosition="above"
              type="button">
              <tb-icon matButtonIcon>{{icon.name}}</tb-icon>
            </button>
          }
          @if (icon.name !== selectedIcon) {
            <button
              class="tb-select-icon-button"
              mat-button
              (click)="selectIcon(icon.name)"
              matTooltip="{{ icon.displayName }}"
              matTooltipPosition="above"
              type="button">
              <tb-icon matButtonIcon>{{icon.name}}</tb-icon>
            </button>
          }
        }
      </div>
    </cdk-virtual-scroll-viewport>
    @if (notFound) {
      <div class="tb-no-data-available" [style.width]="iconsPanelWidth">
        <div class="tb-no-data-bg"></div>
        <div class="tb-no-data-text">{{ 'icon.no-icons-found' | translate:{iconSearch: searchIconControl.value} }}</div>
      </div>
    }
    @if (iconClearButton || !showAllSubject.value) {
      <div class="tb-material-icons-panel-buttons">
        @if (iconClearButton) {
          <button
            mat-button
            color="primary"
            type="button"
            (click)="clearIcon()"
            [disabled]="!selectedIcon">
            {{ 'action.clear' | translate }}
          </button>
        }
        <span class="flex-1"></span>
        @if (!showAllSubject.value) {
          <button class="tb-material-icons-show-more" mat-button color="primary" (click)="showAllSubject.next(true)">
            {{ 'action.show-more' | translate }}
          </button>
        }
      </div>
    }
  } @else {
    <tb-gallery-image-input [style.width]="iconsPanelWidth"
                            [(ngModel)]="selectedIcon">
    </tb-gallery-image-input>
    <div class="tb-material-icons-panel-buttons">
      <span class="flex-1"></span>
      <button class="tb-material-icons-show-more" mat-button color="primary"
              [disabled]="!selectedIcon"
              (click)="selectIcon(selectedIcon)">
        {{ 'action.set' | translate }}
      </button>
    </div>
  }
</div>
