上传文件- nodejs使用typescript、tsoa和swagger

npm install express multer @types/express @types/multer tsoa

// controllers/fileController.ts
import { Controller, Post, UploadedFile, UseInterceptors } from '@nestjs/common';
import { FileInterceptor } from '@nestjs/platform-express';
import { createReadStream } from 'fs';
import { join } from 'path';

@Controller('files')
export class FileController {
  @Post('upload')
  @UseInterceptors(FileInterceptor('file'))
  async uploadFile(@UploadedFile() file: Express.Multer.File) {
    const filePath = join(__dirname, '..', 'uploads', file.originalname);
    const readStream = createReadStream(file.path);
    const writeStream = createWriteStream(filePath);
    readStream.pipe(writeStream);
    return { message: 'File uploaded successfully', filename: file.originalname };
  }
}

// swagger.config.ts
import { Configuration, OpenApiRequestCoordinator } from 'tsoa';

const config: Configuration = {
  controllers: './controllers/**/*.ts',
  entryFile: './src/index.ts',
  swaggerConfig: {
    info: {
      title: 'File Upload API',
      version: '1.0.0',
    },
  },
};

export default config;

// src/index.ts
import express from 'express';
import { join } from 'path';
import { SwaggerUiMiddleware, SwaggerUiConfigProperties } from 'tsoa';
import fileController from './controllers/fileController';

const app = express();
const port = 3000;

app.use(express.json());
app.use('/api', fileController);

const swaggerConfig: SwaggerUiConfigProperties = {
  appRoot: __dirname,
  layout: 'StandaloneLayout',
};

app.use(SwaggerUiMiddleware(swaggerConfig));

app.listen(port, () => {
  console.log(`Server is running on http://localhost:${port}`);
});