import {
  Controller,
  Post,
  Delete,
  Body,
  UseGuards,
  HttpCode,
  HttpStatus,
} from '@nestjs/common';
import {
  ApiTags,
  ApiOperation,
  ApiResponse,
  ApiBearerAuth,
} from '@nestjs/swagger';
import { JwtAuthGuard } from '../auth/guards';
import { CurrentUser } from '../auth/decorators';
import { NotificationsService } from './notifications.service';
import { RegisterTokenDto, RemoveTokenDto } from './dto/register-token.dto';

@ApiTags('Notifications')
@Controller('notifications')
@UseGuards(JwtAuthGuard)
@ApiBearerAuth('JWT-auth')
export class NotificationsController {
  constructor(
    private readonly notificationsService: NotificationsService,
  ) {}

  @Post('fcm-token')
  @HttpCode(HttpStatus.OK)
  @ApiOperation({ summary: 'Register FCM token for push notifications' })
  @ApiResponse({ status: 200, description: 'Token registered' })
  async registerToken(
    @CurrentUser('id') userId: string,
    @Body() dto: RegisterTokenDto,
  ) {
    await this.notificationsService.registerToken(
      userId,
      dto.token,
      dto.device,
    );
    return null;
  }

  @Delete('fcm-token')
  @HttpCode(HttpStatus.OK)
  @ApiOperation({ summary: 'Remove FCM token' })
  @ApiResponse({ status: 200, description: 'Token removed' })
  async removeToken(
    @CurrentUser('id') userId: string,
    @Body() dto: RemoveTokenDto,
  ) {
    await this.notificationsService.removeToken(userId, dto.token);
    return null;
  }
}