Feat: Create Backend API Endpoint for Fundraising Campaign Creation

package.json

@@ -24,11 +24,13 @@
     "express-rate-limit": "^7.5.0",
     "helmet": "^7.2.0",
     "inversify": "^7.5.4",
+    "joi": "^17.13.3",
     "jsonwebtoken": "^9.0.2",
     "ms": "^2.1.3",
     "nodemailer": "^6.9.16",
     "pg": "^8.13.1",
     "reflect-metadata": "^0.2.2",
+    "starknet": "^7.6.4",
     "typeorm": "^0.3.20",
     "ulidx": "^2.4.1",
     "winston": "^3.17.0",

src/appMiddlewares/auth.middleware.ts

@@ -0,0 +1,50 @@
+import { Request, Response, NextFunction } from 'express';
+import jwt from 'jsonwebtoken';
+
+const JWT_SECRET = process.env.JWT_SECRET;
+if (!JWT_SECRET) {
+  throw new Error('JWT_SECRET environment variable is required');
+}
+const JWT_SECRET_STR: string = JWT_SECRET;
+
+import { AuthUser } from '../types/auth';
+
+export function authMiddleware(req: Request, res: Response, next: NextFunction): void {
+  const authHeader = req.headers.authorization;
+  if (!authHeader || !authHeader.startsWith('Bearer ')) {
+    res.status(401).json({
+      success: false,
+      error: {
+        code: 'UNAUTHORIZED',
+        message: 'No token provided',
+        details: {},
+      },
+    });
+    return;
+  }
+  const token = authHeader.split(' ')[1];
+  try {
+    const decoded = jwt.verify(token, JWT_SECRET_STR);
+    // Ensure decoded is an object and has required fields
+    if (
+      typeof decoded === 'object' &&
+      decoded !== null &&
+      'id' in decoded &&
+      'walletAddress' in decoded
+    ) {
+      req.user = decoded as AuthUser;
+      next();
+    } else {
+      throw new Error('Invalid token payload');
+    }
+  } catch (err) {
+    res.status(401).json({
+      success: false,
+      error: {
+        code: 'UNAUTHORIZED',
+        message: 'Authentication failed',
+        details: {},
+      },
+    });
+  }
+}