telegram-management-system/backend-nestjs/src/database/entities/message.entity.ts

import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  UpdateDateColumn,
  ManyToOne,
  JoinColumn,
  Index,
} from 'typeorm';
import { ApiProperty } from '@nestjs/swagger';
import { TgAccount } from './tg-account.entity';
import { Group } from './group.entity';

@Entity('message')
@Index(['senderId', 'createdAt'])
@Index(['groupId', 'createdAt'])
export class Message {
  @ApiProperty({ description: '消息ID' })
  @PrimaryGeneratedColumn()
  id: number;

  @ApiProperty({ description: '发送者ID' })
  @Column({ nullable: true, comment: '发送者ID' })
  senderId: number;

  @ApiProperty({ description: '群组ID' })
  @Column({ nullable: true, comment: '群组ID' })
  groupId: number;

  @ApiProperty({ description: '消息内容' })
  @Column({ type: 'text', comment: '消息内容' })
  content: string;

  @ApiProperty({ description: '消息类型' })
  @Column({ default: 1, comment: '消息类型: 1文本 2图片 3视频 4文件' })
  type: number;

  @ApiProperty({ description: 'Telegram消息ID' })
  @Column({ nullable: true, comment: 'Telegram消息ID' })
  telegramMessageId: string;

  @ApiProperty({ description: '回复消息ID' })
  @Column({ nullable: true, comment: '回复消息ID' })
  replyToMessageId: number;

  @ApiProperty({ description: '媒体文件信息' })
  @Column({ type: 'json', nullable: true, comment: '媒体文件信息' })
  media: any;

  @ApiProperty({ description: '状态' })
  @Column({ default: 1, comment: '状态: 1正常 2删除' })
  status: number;

  @ApiProperty({ description: '发送时间' })
  @Column({ type: 'datetime', nullable: true, comment: '发送时间' })
  sentAt: Date;

  @ManyToOne(() => TgAccount)
  @JoinColumn({ name: 'senderId' })
  sender: TgAccount;

  @ManyToOne(() => Group)
  @JoinColumn({ name: 'groupId' })
  group: Group;

  @ApiProperty({ description: '创建时间' })
  @CreateDateColumn()
  createdAt: Date;

  @ApiProperty({ description: '更新时间' })
  @UpdateDateColumn()
  updatedAt: Date;
}