All files index.js

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100% Branches 3/3
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/**
 * Module dependencies
 */
 
const AWS = require("aws-sdk");
const sharp = require("sharp");
 
function isImage(file) {
  const types = [".png", ".jpg", ".gif"];
  let image = false;
 
  Object.values(types).forEach((type) => {
    if (file.ext === type) image = true;
 
    return image;
  });
 
  return image;
}
 
module.exports = {
  init(config) {
    const S3 = new AWS.S3({
      apiVersion: "2006-03-01",
      ...config,
    });

    return {
      async upload(file, customParams = {}) {
        let webP;
        if (isImage(file)) {
          webP = await sharp(file.buffer)
            .webp()
            .toBuffer();
        }

        return new Promise((resolve, reject) => {
          // upload file on S3 bucket
          const path = file.path ? `${file.path}/` : "";
          S3.upload(
            {
              Key: `${path}${file.hash}${file.ext}`,
              Body: Buffer.from(file.buffer, "binary"),
              ACL: "public-read",
              ContentType: file.mime,
              ...customParams,
            },
            (err) => {
              if (err) {
                return reject(err);
              }

              return resolve();
            },
          );

          if (isImage(file)) {
            S3.upload(
              {
                Key: `webp/${path}${file.hash}.webp`,
                Body: Buffer.from(webP.buffer, "binary"),
                ACL: "public-read",
                ContentType: file.mime,
                ...customParams,
              },
              (err) => {
                if (err) {
                  return reject(err);
                }

                return resolve();
              },
            );
          }
        });
      },
      delete(file, customParams = {}) {
        return new Promise((resolve, reject) => {
          // delete file on S3 bucket
          const path = file.path ? `${file.path}/` : "";
          S3.deleteObject(
            {
              Key: `${path}${file.hash}${file.ext}`,
              ...customParams,
            },
            (err) => {
              if (err) {
                return reject(err);
              }

              return resolve();
            },
          );
          S3.deleteObject(
            {
              Key: `webp/${path}${file.hash}.webp`,
              ...customParams,
            },
            (err) => {
              if (err) {
                return reject(err);
              }

              return resolve();
            },
          );
        });
      },
    };
  },
  isImage,
};