6. Upload File

Step 1

install the following npm packages

npm install express-fileupload --save

Step 2

Add in src/lib/express/index.js

//...
import fileUpload from 'express-fileupload';
//...

//...
app.use(fileUpload());
//...

Step 3

From controller src/api/exampleUploadFile.js

import { result, error } from 'express-easy-helper';
import config from '../../config';

// Upload a file
export async function index(req, res) {
  try {
    if (req.files) {
      //file with name 'example' in form
      let file = req.files.example;
      let path = `/assets/${new Date().getTime()}_${file.name}`;

      await file.mv(`${config.base}${path}`);
      result(res, 201, { message: `Uploaded file!`, path });

    } else {
      throw 'Not found files!';
    }
  } catch (err) {
    error(res, err);
  }
}

(Optional)

Create router in swagger src/api/swagger/exampleUploadFile.yaml

/api/file/upload:
  x-swagger-router-controller: exampleUploadFile
# index
  post:
    operationId: index
    tags:
      - Examples
    summary: Upload a file
    description: Upload a file
    consumes:
       - multipart/form-data
    parameters:
      - in: formData
        name: example
        type: file
        description: The file to upload.
    responses:
      201:
        description: Success
      500:
        description: Error