Added Cloudinary and multer

package.json

@@ -20,12 +20,14 @@
   },
   "dependencies": {
     "bcrypt": "^5.1.1",
+    "cloudinary": "^1.41.2",
     "cookie-parser": "^1.4.6",
     "cors": "^2.8.5",
     "dotenv": "^16.3.1",
     "express": "^4.18.2",
     "jsonwebtoken": "^9.0.2",
     "mongoose": "^8.0.3",
-    "mongoose-aggregate-paginate-v2": "^1.0.7"
+    "mongoose-aggregate-paginate-v2": "^1.0.7",
+    "multer": "^1.4.5-lts.1"
   }
 }

src/index.js

@@ -36,7 +36,7 @@ const app = express()
     }
     catch(error){
         console.error("ERROR: ",error)
-        throw err
+        throw err;
     }
 })()
 

src/middlewares/multer.middleware.js

@@ -0,0 +1,16 @@
+//In this we save the file in our server then we upload it on cloudinary
+
+import multer from "multer"; 
+
+const storage = multer.diskStorage({
+    destination: function(req,res, cb){
+        cb(null , "./public/temp") // in temp all the files are getting stored
+    },
+    filename: function (req, file, cb){
+        cb (null, file.organisation) //the filename has same as orginal filename uploaded by user 
+    }
+})
+
+export const upload = multer ({
+    storage,
+})

src/utils/cloudinary.js

@@ -0,0 +1,27 @@
+import { v2 as cloudinary } from "cloudinary";
+import fs from "fs"; //This id used for file handling it is inbuilt package of node for file operation fs stands for file system
+
+cloudinary.config({
+  cloud_name: process.env.CLOUDINARY_CLOUD_NAME,
+  api_key: process.env.CLOUDINARY_API_KEY,
+  api_secret: process.env.CLOUDINARY_API_SECRET,
+});
+
+const uploadOnCloudinary = async (loacalFilePath) => {
+  try {
+    if (!loacalFilePath) return null; //check if no file is selected to upload
+
+    //upload on cloudinary
+    const response = await cloudinary.uploader.upload(localFilePath, {
+      resource_type: "auto", // set the file type can be upload
+    });
+    //file uploaded successfully
+    console.log("File uploaded successfully on cloudinary !!!", reponse.url);
+    return response;
+  } catch (error) {
+    fs.unlinkSync(localFilePath); // remove the locally saved temporary file as the upload operation got failed
+    return null;
+  }
+};
+
+export { uploadOnCloudinary };