import { Controller, Post, UseGuards, UseInterceptors, UploadedFile } from '@nestjs/common';
import { ApiTags, ApiBearerAuth } from '@nestjs/swagger';
import { FileInterceptor } from '@nestjs/platform-express';
import { diskStorage } from 'multer';
import { extname, join } from 'path';
import { UploadService } from './upload.service';
import { JwtAuthGuard } from '../common/guards/jwt-auth.guard';
import { RolesGuard } from '../common/guards/roles.guard';
import { Roles } from '../common/decorators/roles.decorator';

@ApiTags('Upload')
@Controller()
export class UploadController {
  constructor(private uploadService: UploadService) {}

  @ApiBearerAuth()
  @UseGuards(JwtAuthGuard, RolesGuard)
  @Roles('SUPER_ADMIN', 'ADMIN')
  @Post('admin/upload')
  @UseInterceptors(
    FileInterceptor('file', {
      storage: diskStorage({
        destination: join(process.cwd(), 'uploads'),
        filename: (_req, file, cb) => {
          const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1e9);
          cb(null, uniqueSuffix + extname(file.originalname));
        },
      }),
      limits: { fileSize: 5 * 1024 * 1024 },
    }),
  )
  uploadFile(@UploadedFile() file: Express.Multer.File) {
    return this.uploadService.uploadImage(file);
  }
}