Added expert field mirror flow

src/common/auth/auth.service.ts

@@ -0,0 +1,31 @@
+import { BadRequestException, Injectable } from "@nestjs/common";
+import { UserRepository } from "src/features/user/repositories";
+import { UserLoginDto, UserRegisterDto } from "./dtos";
+
+@Injectable()
+export class AuthService {
+  constructor(private readonly userRepo: UserRepository) {}
+
+  async registerUser(userRegisterDto: UserRegisterDto) {
+    const user = await this.userRepo.retrieveByCellPhoneNumber(
+      userRegisterDto.cellphoneNumber,
+    );
+
+    if (!user) {
+      // Create user + Send OTP and update database
+    }
+
+    // Send OTP to the cellphone number of user and update database
+    // TODO: Create a mock otp for once we got no otp senders or development phase
+  }
+
+  async loginUser(userLoginDto: UserLoginDto) {
+    const user = await this.userRepo.retrieveByCellPhoneNumber(
+      userLoginDto.cellphoneNumber,
+    );
+
+    if (!user) throw new BadRequestException("User does not exist");
+
+    // Generate token (access + refresh) and save inside the database, return them to the user
+  }
+}