import {
  Body,
  Controller,
  Header,
  HttpCode,
  Post,
  Res,
  UseGuards,
} from '@nestjs/common';
import type { Response } from 'express';
import { CreateUserDto, CreateUserDtoResponse } from './dto/create-user.dto';
import { AuthDto, AuthDtoResponse, UserRole } from './dto/auth.dto';
import { AuthService } from './auth.service';
import { AuthGuard } from './guard/auth.guard';
import { RolesGuard } from './guard/roles.guard';
import { Roles } from './decorator/roles.decorator';
import { ConfigService } from '@nestjs/config';

@Controller('/auth')
export class AuthController {
  constructor(
    private authService: AuthService,
    private configService: ConfigService,
  ) {}

  @Post('/register')
  @Header('Content-Type', 'application/json')
  @HttpCode(201)
  @UseGuards(AuthGuard, RolesGuard)
  @Roles(UserRole.Admin)
  registerUser(@Body() data: CreateUserDto): Promise<CreateUserDtoResponse> {
    return this.authService.registerUser(data);
  }

  @Post('login')
  async login(
    @Body() loginDto: AuthDto,
    @Res({ passthrough: true }) res: Response,
  ) {
    const { accessToken, csrfToken, user } = await this.authService.signIn(
      loginDto.username,
      loginDto.password,
    );

    res.cookie('access_token', accessToken, {
      httpOnly: true,
      secure: this.configService.get<string>('NODE_ENV') !== 'development',
      sameSite: 'strict',
      maxAge: 3600000,
    });

    return { user, csrfToken };
  }
}