feat: add backend-mock app

apps/backend-mock/src/modules/database/database.service.ts

@@ -0,0 +1,40 @@
+import type { Repository } from 'typeorm';
+
+import { UserEntity } from '@/models/entity/user.entity';
+import { Injectable, type OnModuleInit } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+
+import { UsersService } from '../users/users.service';
+
+@Injectable()
+export class DatabaseService implements OnModuleInit {
+  constructor(
+    @InjectRepository(UserEntity)
+    private usersRepository: Repository<UserEntity>,
+    private userService: UsersService,
+  ) {}
+  async onModuleInit() {
+    // data/db.sqlite会被git忽略，方式数据库文件被提交到git
+    // 清空表，并初始化两条数据
+    await this.usersRepository.clear();
+
+    await this.userService.create({
+      id: 0,
+      password: '123456',
+      realName: 'Administrator',
+      roles: ['admin'],
+      username: 'vben',
+    });
+
+    await this.userService.create({
+      id: 1,
+      password: '123456',
+      realName: 'Jack',
+      roles: ['user'],
+      username: 'jack',
+    });
+
+    const count = await this.usersRepository.count();
+    console.log('Database has been initialized with seed data, count:', count);
+  }
+}