core/templates/domain/feedback_message/ThreadMessage.model.ts - develop - githubmirror/oppia

core/templates/domain/feedback_message/ThreadMessage.model.ts
100 строк3 KB
Nikita Vorobev
Apply prettier 2 (#19862)
12 мар 2024, 19:39
12 мар 2024, 19:392ae9b98
// Copyright 2020 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 Model for creating new frontend instances of thread message
 * domain objects.
 */

import {ThreadMessageSummary} from 'domain/feedback_message/ThreadMessageSummary.model';

export interface ThreadMessageBackendDict {
  author_username: string;
  created_on_msecs: number;
  entity_type: string;
  entity_id: string;
  message_id: number;
  text: string;
  // Status and Subject for frontend instances of thread message domain objects
  // are null and are only required to be supplied if the message is first
  // message of the thread. Otherwise, these properties are only non-null
  // when the status or subject changes, respectively.
  updated_status: string | null;
  updated_subject: string | null;
}

export class ThreadMessage {
  authorUsername: string;
  createdOnMsecs: number;
  entityType: string;
  entityId: string;
  messageId: number;
  text: string = '';
  updatedStatus: string | null = null;
  updatedSubject: string | null = null;
  summary: ThreadMessageSummary;

  constructor(
    authorUsername: string,
    createdOnMsecs: number,
    entityType: string,
    entityId: string,
    messageId: number,
    text: string,
    updatedStatus: string | null,
    updatedSubject: string | null,
    summary: ThreadMessageSummary
  ) {
    this.authorUsername = authorUsername;
    this.createdOnMsecs = createdOnMsecs;
    this.entityType = entityType;
    this.entityId = entityId;
    this.messageId = messageId;
    this.text = text;
    this.updatedStatus = updatedStatus;
    this.updatedSubject = updatedSubject;
    this.summary = summary;
  }

  hasText(): boolean {
    return this.text.length > 0;
  }

  hasStatusUpdate(): boolean {
    return this.updatedStatus !== null;
  }

  hasSubjectUpdate(): boolean {
    return this.updatedSubject !== null;
  }

  static createFromBackendDict(
    threadMessageBackendDict: ThreadMessageBackendDict
  ): ThreadMessage {
    return new ThreadMessage(
      threadMessageBackendDict.author_username,
      threadMessageBackendDict.created_on_msecs,
      threadMessageBackendDict.entity_type,
      threadMessageBackendDict.entity_id,
      threadMessageBackendDict.message_id,
      threadMessageBackendDict.text,
      threadMessageBackendDict.updated_status,
      threadMessageBackendDict.updated_subject,
      new ThreadMessageSummary(
        threadMessageBackendDict.author_username,
        threadMessageBackendDict.text
      )
    );
  }
}