src/controllers/CartController.ts

@@ -1,7 +1,7 @@
 import { Request, Response } from 'express';
-import { Cart, ICart } from '../schemas/cartSchema';
-import { Product } from '../schemas/productSchema';
-import { Order } from '../schemas/orderSchema';
+import { Cart, ICart } from '../schemas/cartModel';
+import { Product } from '../schemas/productModel';
+import { Order } from '../schemas/orderModel';
 import { sendEmailasync } from '../services/sendGrid';
 import { config } from 'dotenv';
 

src/controllers/ProductController.ts

@@ -1,6 +1,6 @@
 import { Request, Response } from 'express';
-import { Product } from '../schemas/productSchema';
-// import { handleCreateProductError } from '../middlewares/errorHandler';
+import { Product } from '../schemas/productModel';
+import { handleCreateProductError } from '../middlewares/errorHandlers';
 
 
 export async function createProduct(req: Request, res: Response) {
@@ -10,7 +10,7 @@ export async function createProduct(req: Request, res: Response) {
     res.json(product);
   } catch (error) {
     console.error('Error creating product:', error);
-    // handleCreateProductError(res, error);
+    handleCreateProductError(res, error);
   }
 }
 

src/controllers/UserController.ts

@@ -1,90 +1,111 @@
 import { Request, Response } from 'express';
-// import { createUser } from '../models/userModel';
-import { IUser } from '../schemas/userSchema';
-import { User } from '../schemas/userSchema';
 import bcrypt from 'bcryptjs';
 import jwt from 'jsonwebtoken';
+import { User, IUser } from '../schemas/userModel';
 import { clearJwtCookie, setJwtCookie } from '../middlewares/checkAuth';
+import validate from 'deep-email-validator';
 
-const create = async (req: Request, res: Response) => {
+export async function createUser(req: Request, res: Response) {
   try {
     const { email, password, address } = req.body;
-    const user = await User.create({ email, password, address });
-    res.status(201).json(user);
+    const isValidEmail = await validate(email);
+    if (!isValidEmail.valid) {
+      console.error('Email is invalid:', isValidEmail.validators);
+      return res.status(400).json({ error: 'Email is invalid' });
+    }
+
+    if (!(password && address)) {
+      return res.status(400).json({ error: 'All inputs are required' });
+    }
+    // checkIfUserExists return true if the user exists
+    const userExists = await User.exists({ email });
+    if(userExists) {
+      return res.status(400).json({ error: 'User already exists, Try login :)' });
+    }
+
+    const hashedPassword = await bcrypt.hash(password, 10);
+
+    const user: IUser = await User.create({
+      email,
+      password: hashedPassword,
+      address,
+    });
+
+    res.status(200).json({
+      massage: 'User created successfully'
+    });
   } catch (error) {
-   res.status(500).json({ error: 'An error occurred during signup' });
+    console.error('Error creating user:', error);
+    res.status(500).json({ error: 'An error occurred while creating the user.' });
+  }
 }
 
+export async function login(req: Request, res: Response) {
+  try {
+    const { email, password } = req.body;
+
+    // Check if the user exists
+    const user: IUser | null = await User.findOne({ email });
+    if (!user) {
+      console.error('User not found');
+      return res.status(401).json({ error: 'Invalid email or password' });
     }
-// export async function login(req: Request, res: Response) {
-//   try {
-//     const { email, password } = req.body;
 
-//     // Check if the user exists
-//     const user: IUser | null = await User.findOne({ email });
-//     if (!user) {
-//       console.error('User not found');
-//       return res.status(401).json({ error: 'Invalid email or password' });
-//     }
-
-//     // Compare the provided password with the stored password
-//     const isPasswordCorrect = await bcrypt.compare(password, user.password);
-//     if (!isPasswordCorrect) {
-//       console.error('Invalid password');
-//       return res.status(401).json({ error: 'Invalid email or password' });
-//     }
-
-//     const payload = {
-//       userId: user._id
-//     }
-//     // Generate a JWT
-//     const token = jwt.sign(payload, process.env.JWT_SECRET as string, { expiresIn: '1d' });
-
-//     setJwtCookie(res, token);
-
-//     // Send the JWT as the response
-//     res.status(200).json({
-//       token
-//     });
-//   } catch (error) {
-//     console.error('Error during login:', error);
-//     res.status(500).json({ error: 'An error occurred during login' });
-//   }
-// }
-
-// export async function logout(req: Request, res: Response) {
-//   try {
-//     clearJwtCookie(res);
-//     res.status(200).json({ message: 'Logout successful' });
-//   } catch (error) {
-//     console.error('Error during logout:', error);
-//     res.status(500).json({ error: 'An error occurred during logout' });
-//   }
-// }
-
-// export async function getAllUsers(req: Request, res: Response) {
-//   try {
-//     const users = await User.find().select('-__v -password');
-//     res.status(200).json({ users });
-//   } catch (error) {
-//     console.error('Error getting all users:', error);
-//     res.status(500).json({ error: 'An error occurred while getting all users' });
-//   }
-// }
-
-// export async function deleteUser(req: Request, res: Response) {
-//   try {
-//     const { id } = req.params;
-//     const user = await User.findByIdAndDelete(id);
-//     if (!user) {
-//       return res.status(404).json({ error: 'User not found' });
-//     }
-//     res.status(200).json({ message: 'User deleted successfully' });
-//   } catch (error) {
-//     console.error('Error deleting user:', error);
-//     res.status(500).json({ error: 'An error occurred while deleting the user' });
-//   }
-// }
-export {
-  create
+    // Compare the provided password with the stored password
+    const isPasswordCorrect = await bcrypt.compare(password, user.password);
+    if (!isPasswordCorrect) {
+      console.error('Invalid password');
+      return res.status(401).json({ error: 'Invalid email or password' });
+    }
+
+    const payload = {
+      userId: user._id
+    }
+    // Generate a JWT
+    const token = jwt.sign(payload, process.env.JWT_SECRET as string, { expiresIn: '1d' });
+
+    setJwtCookie(res, token);
+
+    // Send the JWT as the response
+    res.status(200).json({
+      token
+    });
+  } catch (error) {
+    console.error('Error during login:', error);
+    res.status(500).json({ error: 'An error occurred during login' });
+  }
+}
+
+export async function logout(req: Request, res: Response) {
+  try {
+    clearJwtCookie(res);
+    res.status(200).json({ message: 'Logout successful' });
+  } catch (error) {
+    console.error('Error during logout:', error);
+    res.status(500).json({ error: 'An error occurred during logout' });
+  }
+}
+
+export async function getAllUsers(req: Request, res: Response) {
+  try {
+    const users = await User.find().select('-__v -password');
+    res.status(200).json({ users });
+  } catch (error) {
+    console.error('Error getting all users:', error);
+    res.status(500).json({ error: 'An error occurred while getting all users' });
+  }
+}
+
+export async function deleteUser(req: Request, res: Response) {
+  try {
+    const { id } = req.params;
+    const user = await User.findByIdAndDelete(id);
+    if (!user) {
+      return res.status(404).json({ error: 'User not found' });
+    }
+    res.status(200).json({ message: 'User deleted successfully' });
+  } catch (error) {
+    console.error('Error deleting user:', error);
+    res.status(500).json({ error: 'An error occurred while deleting the user' });
+  }
 }

src/index.ts

@@ -6,8 +6,6 @@ import userRouter from './routes/userRouter';
 import productRouter from './routes/productRouter';
 import cartRouter from './routes/cartRouter';
 
-import { errorHandler } from './middlewares/errorHandler';
-
 const env = require('dotenv').config().parsed;
 
 const app = express();
@@ -16,9 +14,6 @@ const PORT = env.PORT || 3000;
 app.use(express.json());
 app.use(cookieParser())
 
-
-
-
 // Connect to MongoDB using Mongoose
 mongoose.connect(env.DATABASE_URL);
 
@@ -38,17 +33,6 @@ app.use('/users', userRouter);
 app.use('/products', productRouter);
 app.use('/cart', cartRouter);
 
-app.all('*', (req, res, next) => {
-  // res.status(404).json({ error: 'Route not found' });
-  const error = new Error('Route not found');
-  // error.statusCode = 404;
-  // error.status = 'fail';
-  next(error)
-});
-
-app.use(errorHandler);
-
-
 // Start server
 app.listen(PORT, () => { 
   console.log(`Server started on port ${PORT}`);

src/middlewares/errorHandler.ts

@@ -1,14 +0,0 @@
-const errorHandler = (error, req, res, next) => {
-  // error.statusCode = error.statusCode || 500;
-  // error.message = error.message || 'Internal server error';
-  // error.status = error.status || 'error';
-  res.status(error).json(
-    {
-      error: error.message
-    });
-
-}
-
-export {
-  errorHandler
-}

src/middlewares/errorHandlers.ts

@@ -0,0 +1,18 @@
+import { Request, Response, NextFunction } from 'express';
+
+
+
+export function handleCreateProductError(res: Response, error: Error) {
+  let statusCode = 500;
+  let errorMessage = 'An error occurred while creating the product.';
+
+  if (error.message === 'Missing required fields.') {
+    statusCode = 400;
+    errorMessage = 'Missing required fields.';
+  } else if (error.message === 'Product already exists.') {
+    statusCode = 409;
+    errorMessage = 'Product already exists.';
+  }
+
+  res.status(statusCode).json({ error: errorMessage });
+}

src/models/userModel.ts

@@ -1,34 +0,0 @@
-// import { User, IUser } from "../schemas/userSchema";
-// import validate from 'deep-email-validator';
-
-
-// const createUser = async (user: IUser) => {
-
-//   if (!user.email || !user.password || !user.address) {
-//     console.log('All inputs are required')
-//   }
-
-//   const { valid, reason, validators } = await validate(user.email);
-//   if (!valid) {
-//     // throw new Error(reason);
-//     console.log(reason)
-
-//   }
-
-//   const userExists = await User.exists({ email: user.email });
-//   if (userExists) {
-//     console.log('User already exists, Try login :)')
-//   }
-//   const newUser = new User(user);
-//   try {
-//     await newUser.save();
-//     return newUser;
-//   } catch (error) {
-//     return error;
-//   }
-
-// }
-
-// export {
-//   createUser
-// }

src/routes/userRouter.ts

@@ -1,12 +1,12 @@
 import express from 'express';
-import { create } from '../controllers/userController';
+import { createUser, login, logout, getAllUsers, deleteUser } from '../controllers/userController';
 
 const userRouter = express.Router();
 
-userRouter.post('/', create);
-// userRouter.get('/', getAllUsers);
-// userRouter.post('/login', login);
-// userRouter.post('/logout', logout);
-// userRouter.delete('/:id', deleteUser)
+userRouter.post('/', createUser);
+userRouter.get('/', getAllUsers);
+userRouter.post('/login', login);
+userRouter.post('/logout', logout);
+userRouter.delete('/:id', deleteUser)
  
 export default userRouter;

src/services/sendGrid.ts

@@ -1,6 +1,6 @@
 import { config } from "dotenv";
-import { Order } from "../schemas/orderSchema";
-import { User } from "../schemas/userSchema";
+import { Order } from "../schemas/orderModel";
+import { User } from "../schemas/userModel";
 import client from '@sendgrid/mail';
 config();