extensions/objects/templates/unicode-string-editor.component.ts - develop - githubmirror/oppia

extensions/objects/templates/unicode-string-editor.component.ts
107 строк3 KB
Hardik Goyal
Fix #7092: Remove downgradeComponent (#21903)
18 фев 2025, 21:22
18 фев 2025, 21:224dbd84c
// Copyright 2014 The Oppia Authors. All Rights Reserved.
//
// 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.

/**
 * @fileoverview Component for unicode string editor.
 */

// Every editor directive should implement an alwaysEditable option. There
// may be additional customization options for the editor that should be passed
// in via initArgs.
import {
  Component,
  EventEmitter,
  Input,
  OnChanges,
  OnDestroy,
  OnInit,
  Output,
  SimpleChanges,
} from '@angular/core';
import {Subscription} from 'rxjs';
import {ExternalSaveService} from 'services/external-save.service';

// The following properties are optional since there is a possibility that the
// current and previous values have not yet been specified in the form.
interface UnicodeStringEditorArguments {
  currentValue?: {largeInput: string};
  previousValue?: {largeInput: string};
}

@Component({
  selector: 'unicode-string-editor',
  templateUrl: './unicode-string-editor.component.html',
})
export class UnicodeStringEditorComponent
  implements OnInit, OnChanges, OnDestroy
{
  // These properties are initialized using Angular lifecycle hooks
  // and we need to do non-null assertion. For more information, see
  // https://github.com/oppia/oppia/wiki/Guide-on-defining-types#ts-7-1
  @Input() initArgs!: UnicodeStringEditorArguments;
  @Input() value!: string;
  @Input() alwaysEditable: boolean = false;
  @Output() valueChanged = new EventEmitter();
  componentSubscriptions = new Subscription();
  active: boolean = false;
  largeInput = false;
  constructor(private externalSaveService: ExternalSaveService) {}

  ngOnInit(): void {
    if (!this.alwaysEditable) {
      this.componentSubscriptions.add(
        this.externalSaveService.onExternalSave.subscribe(() => {
          if (this.active) {
            this.closeEditor();
          }
        })
      );
      this.closeEditor();
    }
  }

  updateLocalValue(newValue: string): void {
    this.value = newValue;
  }

  openEditor(): void {
    this.active = true;
  }

  closeEditor(): void {
    this.active = false;
  }

  replaceValue(newValue: string): void {
    this.value = newValue;
    this.closeEditor();
  }

  ngOnChanges(changes: SimpleChanges): void {
    if (
      changes.initArgs &&
      changes.initArgs.currentValue &&
      changes.initArgs.currentValue.largeInput &&
      changes.initArgs.previousValue &&
      changes.initArgs.currentValue?.largeInput !==
        changes.initArgs.previousValue?.largeInput
    ) {
      this.largeInput = changes.initArgs.currentValue?.largeInput;
    }
  }

  ngOnDestroy(): void {
    this.componentSubscriptions.unsubscribe();
  }
}