first commit

历届学生/陈尧瑞/OfficialWebsite/src/dao/UserDao.ts

@@ -0,0 +1,12 @@
+import { Service } from "typedi";
+import { User } from "../entity/UserEntity";
+import { getRepository, Repository } from "typeorm";
+
+@Service()
+export class UserDao {
+  private userRepository:Repository<User> = getRepository(User)
+
+  public async getAllUserDao(): Promise<User[]>{
+    return  await this.userRepository.find();
+  }
+}