Neo platform - First Version

backend/src/auth/auth.controller.ts

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+import {
+  Controller,
+  Post,
+  Body,
+  UnauthorizedException,
+  HttpCode,
+  HttpStatus,
+} from '@nestjs/common';
+import { IsEmail, IsString, MinLength, IsOptional } from 'class-validator';
+import { AuthService } from './auth.service';
+import { TenantId } from '../tenant/tenant.decorator';
+
+class LoginDto {
+  @IsEmail()
+  email: string;
+
+  @IsString()
+  @MinLength(6)
+  password: string;
+}
+
+class RegisterDto {
+  @IsEmail()
+  email: string;
+
+  @IsString()
+  @MinLength(6)
+  password: string;
+
+  @IsOptional()
+  @IsString()
+  firstName?: string;
+
+  @IsOptional()
+  @IsString()
+  lastName?: string;
+}
+
+@Controller('auth')
+export class AuthController {
+  constructor(private authService: AuthService) {}
+
+  @HttpCode(HttpStatus.OK)
+  @Post('login')
+  async login(@TenantId() tenantId: string, @Body() loginDto: LoginDto) {
+    if (!tenantId) {
+      throw new UnauthorizedException('Tenant ID is required');
+    }
+
+    const user = await this.authService.validateUser(
+      tenantId,
+      loginDto.email,
+      loginDto.password,
+    );
+
+    if (!user) {
+      throw new UnauthorizedException('Invalid credentials');
+    }
+
+    return this.authService.login(user);
+  }
+
+  @Post('register')
+  async register(
+    @TenantId() tenantId: string,
+    @Body() registerDto: RegisterDto,
+  ) {
+    if (!tenantId) {
+      throw new UnauthorizedException('Tenant ID is required');
+    }
+
+    const user = await this.authService.register(
+      tenantId,
+      registerDto.email,
+      registerDto.password,
+      registerDto.firstName,
+      registerDto.lastName,
+    );
+
+    return user;
+  }
+}