Upload a file binary to firebase storage

uploadBinaryToFireBaseStorage.js

// using LTS version of node v20.x, and the firebase-admin version 12.0.0 
import { initializeApp, applicationDefault } from "firebase-admin/app";
import { getStorage } from "firebase-admin/storage";

/***
 * Upload a file binary to firebase storage
 * @param {Buffer} fileBinary - the buffer of the file to upload
 * @param {string} fileNameForUpload - the name of the file after upload
 * @returns {object} - {status: string, msg: string, error: string}
 */
const uploadBinary = async (fileBinary, fileNameForUpload) => {
  let result = {};

  try {
    const project_id = "your-project-id-here ";
    const app = await initializeApp({
      credential: applicationDefault(),
      projectId: project_id,
      appName: project_id,
      storageBucket: `${project_id}.appspot.com`,
    });

    const buffer = await Buffer.from(fileBinary);
    // optional metadata
    const metadata = {
      //update to refelect the binary file type/subtype 
      // common example are:
      // image/jpeg application/msword text/csv application/json video/mp4 application/pdf 
      contentType: "image/gif", 
    };
    const storage = await getStorage();
    const file = await storage.bucket().file(`${fileNameForUpload}`);

    await file
      .save(buffer, {
        metadata: metadata,
      })
      .then(() => {
        console.log(`${filename} uploaded to firebase storage`);
        result = {
          status: "ok",
          msg: `${fileNameForUpload} uploaded to firebase storage`,
        };
      })
      .catch((e) => {
        const msgStr = `Error uploading file to firebase storage'`;
        console.error(msgStr, e);
        result = {
          status: "error",
          msg: msgStr,
          error: `${e}`,
        };
      });
  } catch (error) {
    const msgStr = `Error uploading file to firebase storage'`;
    console.error(msgStr, error);
    result = {
      status: "error",
      msg: msgStr,
      error: `${error}`,
    };
  }

  return result;
};
export { uploadBinary };