React front end

express-back-end/.vscode/settings.json

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+{
+    "cSpell.words": [
+        "usersdatabase"
+    ]
+}

express-back-end/api/users/login.js

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+const express = require('express');
+const router = express.Router();
+const bcrypt = require('bcrypt');
+
+// Simulated user database (for demonstration purposes)
+const users = [];
+
+// Login route
+router.post('/', (req, res) => {
+  const { userName, password } = req.body;
+
+  // Check the username against user database.
+  const user = users.find((user) => user.userName === userName);
+
+  if (user) {
+    // Compare the provided password with the hashed password from the user object
+    bcrypt.compare(password, user.password, (err, result) => {
+      if (err) {
+        // Handle error
+        res.status(500).json({ message: "Internal server error" });
+      } else if (result) {
+        // Passwords match, login successful
+        res.json({
+          message: "Login successful",
+          userName: user.userName,
+          token: "your_generated_token",
+        });
+      } else {
+        // Passwords don't match, return 401
+        res.status(401).json({ message: "Invalid credentials" });
+      }
+    });
+  } else {
+    res.status(401).json({ message: "Invalid credentials" });
+  }
+});
+
+module.exports = router;

express-back-end/api/users/profile.js

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+const express = require('express');
+const router = express.Router();
+
+// Simulated user database (for demonstration purposes)
+const users = [];
+
+// Profile route
+router.get('/:userName', (req, res) => {
+  const { userName } = req.params;
+
+  // Find the user by username ( should perform this check in database)
+  const user = users.find((user) => user.userName === userName);
+
+  if (user) {
+    res.json({
+      userName: user.userName,
+      email: user.email,
+      firstName: user.firstName,
+      lastName: user.lastName,
+      phoneNumber: user.phoneNumber,
+    });
+  } else {
+    res.status(404).json({ message: "User not found" });
+  }
+});
+
+module.exports = router;

express-back-end/api/users/signup.js

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+const express = require('express');
+const router = express.Router();
+const bcrypt = require('bcrypt');
+const saltRounds = 10; 
+
+// Simulated user database
+const users = [];
+
+// POST route for user signup
+router.post('/', async (req, res) => {
+  const { userName, password, email, firstName, lastName, phoneNumber } = req.body;
+
+  // Check if the user already exists
+  const existingUser = users.find(user => user.userName === userName);
+  if (existingUser) {
+    return res.status(400).json({ message: "Username already exists" });
+  }
+
+  // Hash the password
+  try {
+    const hashedPassword = await bcrypt.hash(password, saltRounds);
+
+    // Create a new user object
+    const newUser = {
+      userName,
+      password: hashedPassword,
+      email,
+      firstName,
+      lastName,
+      phoneNumber
+    };
+
+    // Add the new user to the database
+    users.push(newUser);
+
+    // Respond with a success message
+    res.status(201).json({ message: "Signup successful", user: newUser });
+  } catch (error) {
+    res.status(500).json({ message: "Error hashing password" });
+  }
+});
+
+module.exports = router;