synt_backend/controllers/uploads.js

Synt light-weight node backend service

const express = require("express");
const { formidable } = require("formidable");
const router = express.Router();
const db = require("./../mysql/models/index");
const userHelper = require("./../helpers/user");
import { uploadFileToBucket } from "./../helpers/upload";

// routes
router.post("/", postUpload);

module.exports = router;

async function postUpload(req, res, next) {
  const { t } = req;

  let user = await userHelper.getAuthUser(req);
  if (user) {
    new Promise((resolve, reject) => {
      let file;
      let formData = {};
      const form = formidable({ multiples: true }); // multipart required
      form.parse(req, async (err, fields, files) => {
        if (err) {
          reject(err);
        }
        file = files.file[0];
      });

      form.on("field", (fieldName, fieldValue) => {
        formData[fieldName] = fieldValue;
      });
      form.once("end", () => {
        console.log("done");
        resolve({ file, formData });
      });
    })
      .then((response) => {
        if (!response.file) {
          return res.json({
            success: false,
            error: t("api.uploads.errors.fileError", "File error."),
          });
        }
        if (!response.formData.bucket) {
          return res.json({
            success: false,
            error: t("api.uploads.errors.awsBucketError", "AWS Bucket error."),
          });
        }
        return uploadFileToBucket(response.file, response.formData.bucket)
          .then((response) => {
            return res.json(response);
          })
          .catch((error) => {
            res.json({ success: false, error });
          });
      })
      .catch((err) => {
        if (err) {
          next(err);
          return;
        }
      });
  }
}