Created the POST /media/upload route to upload media

api/routes/media.ts

@@ -0,0 +1,42 @@
+import Router, {NextFunction, Response} from 'express';
+import {AuthenticatedRequest, hasRank} from "../middlewares/authenticate";
+import {Rank} from "../../models/User";
+import Multer from "multer";
+import path from "path";
+import {bucket} from "../../controller/bucket";
+import {createMedia} from "../../controller/media";
+
+const app = Router();
+
+const multer = Multer({
+    storage: Multer.memoryStorage(),
+    limits: {fileSize: 100 * 1024 * 1024},
+});
+
+const fileSizeErrorHandler = (err: Error, req: AuthenticatedRequest, res: Response, next: NextFunction) => {
+    if (err) return res.status(413).json({message: "The provided file is too big"});
+    next();
+}
+
+app.post("/upload", hasRank(Rank.TEAM_MEMBER), multer.any(), fileSizeErrorHandler, async (req: AuthenticatedRequest, res: Response) => {
+    if (!req.files) return res.status(400).json({message: "No file uploaded"});
+    const files = req.files as Express.Multer.File[]
+
+    const media = await createMedia(req.user.clientId, files[0].originalname, path.extname(files[0].originalname).substring(1));
+
+    const blobStream = bucket.file(media.assetId).createWriteStream();
+
+    blobStream.on('error', async () => {
+        await media.delete();
+        res.status(500).json({message: "An internal error occurred"});
+    });
+
+    blobStream.on('finish', () => res.json({
+        message: "Successfully uploaded the provided asset",
+        assetId: media.assetId
+    }));
+
+    blobStream.end(files[0].buffer);
+});
+
+module.exports = app;