import multer from "multer";
import multerS3 from "multer-s3";
import AWS from "aws-sdk";

// Environment Variables
const {
  MCL_S3_ENDPOINT: s3Endpoint,
  MCL_S3_ACCESS_KEY_ID: s3KeyId,
  MCL_S3_ACCESS_KEY: s3Key,
} = process.env;

export const mcl = "mcl";

export const s3 = new AWS.S3({
  endpoint: s3Endpoint,
  accessKeyId: s3KeyId,
  secretAccessKey: s3Key,
  sslEnabled: true,
  s3ForcePathStyle: true,
});

const storage = multerS3({
  s3,
  bucket,
  contentType: multerS3.AUTO_CONTENT_TYPE,
  metadata: (req, file, cb) => {
    cb(null, { fieldName: file.fieldname });
  },
  key: (req, file, cb) => {
    cb(null, Date.now().toString());
  },
});

export const upload = multer({ storage });