added endpoints for profile and feed

code/backend/src/middleware/uploadMultiple.ts

@@ -0,0 +1,54 @@
+import { StatusCodes } from "http-status-codes";
+import multer from "multer";
+import { Request, Response, NextFunction } from "express";
+
+// Configure multer to store files in memory
+const multerInstance = multer({
+  storage: multer.memoryStorage(),
+  limits: { fileSize: 5 * 1024 * 1024 }, // Limit file size to 5 MB
+});
+
+export const upload = (req: Request, res: Response, next: NextFunction) => {
+  multerInstance.array("images")(req, res, (err: any) => {
+    if (err) {
+      console.error(err);
+      return res
+        .status(StatusCodes.BAD_REQUEST)
+        .json({ error: err.name, details: [err.message] });
+    }
+
+    if (!req.files || !(req.files as Express.Multer.File[]).length) {
+      //check if user uploaded files
+      return res.status(StatusCodes.BAD_REQUEST).json({
+        error: "No files uploaded",
+        details: [{ message: "Please upload at least one file" }],
+      });
+    }
+
+    const files = req.files as Express.Multer.File[];
+    if (files.length > 15) {
+      //check if user uploaded more than 15 files
+      return res.status(StatusCodes.BAD_REQUEST).json({
+        error: "Too many files",
+        details: [{ message: "You can upload a maximum of 15 files" }],
+      });
+    }
+    for (const file of files) {
+      //check for correct filetypes
+      if (["jpeg", "png", "webp"].includes(file.mimetype)) {
+        return res.status(StatusCodes.BAD_REQUEST).json({
+          error: "Invalid file type",
+          details: [
+            {
+              message:
+                "Only .jpeg, .png, or .webp files are allowed. Invalid: " +
+                file.originalname,
+            },
+          ],
+        });
+      }
+    }
+
+    next();
+  });
+};