Added: Signin Up, connection to the DB, validator, base controller, base view, environment file, User model

app/controllers/AuthController.php

@@ -1,19 +1,68 @@
 <?php
 
-class AuthController {
+class AuthController extends Controller  {
     public function signin() {
-        $view = new View();
-        $data = [
-            'title' => 'Log In'
-        ];
-        $view->render('auth/signin', $data);
+        if($_SERVER['REQUEST_METHOD'] === 'POST') {
+            $email = $_POST['email'] ?? '';
+            $password = $_POST['password'] ?? '';
+
+            $user = new User();
+            $result = $user->login($email, $password);
+
+            if($result === true) {
+                $this->redirect('/dashboard');
+            } else {
+                $this->view('auth/signin', ['error' => $result]);
+            }
+        } else {
+            $this->view('auth/signin', ['title' => 'Log In']);
+        }
     }
-    
+
     public function signup() {
-        $view = new View();
-        $data = [
-            'title' => 'Register'
-        ];
-        $view->render('auth/signup', $data);
-    }   
+        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+            $username = $_POST['username'] ?? '';
+            $email = $_POST['email'] ?? '';
+            $password = $_POST['password'] ?? '';
+            $password2 = $_POST['password-2'] ?? '';
+
+            // Perform validations
+            $validator = new Validator();
+
+            $validator->required('username', $username);
+            $validator->email('email', $email);
+            $validator->required('password', $password);
+            $validator->minLength('password', $password, 8);
+            $validator->alphanumeric('password', $password);
+
+            if ($password !== $password2) {
+                $validator->errors()['password_confirmation'] = 'Passwords do not match.';
+            }
+
+            if (!$validator->passes()) {
+                $this->view('auth/signup', [
+                    'error' => 'Please correct the errors below.',
+                    'validationErrors' => $validator->errors() ?: [],
+                ]);
+                return;
+            }
+
+            $user = new User();
+            $result = $user->register($username, $email, $password);
+
+            if ($result === true) {
+                $this->redirect('/auth/signin');
+            } else {
+                $this->view('auth/signup', [
+                    'error' => $result,
+                    'validationErrors' => [],
+                ]);
+            }
+        } else {
+            $this->view('auth/signup', [
+                'title' => 'Register',
+                'validationErrors' => [],
+            ]);
+        }
+    }
 }

app/models/User.php

@@ -0,0 +1,45 @@
+<?php
+
+require_once '../core/Database.php';
+
+class User {
+    private $db;
+
+    public function __construct() {
+        $this->db = Database::getInstance()->getConnection();
+
+        if ($this->db) {
+            error_log("Database connection established successfully.");
+        } else {
+            error_log("Failed to connect to the database.");
+        }
+    }
+
+    public function register($username, $email, $password) {
+        // Check if email already exists
+        $stmt = $this->db->prepare("SELECT id FROM users WHERE email = ?");
+        $stmt->bind_param("s", $email);
+        $stmt->execute();
+        $result = $stmt->get_result();
+        $stmt->close();
+
+        if ($result->num_rows > 0) {
+            return "Email is already registered";
+        }
+
+        // Hash the password
+        $hashedPassword = password_hash($password, PASSWORD_BCRYPT);
+
+        $stmt = $this->db->prepare("INSERT INTO users (username, email, password, points, created_at) VALUES (?, ?, ?, 0, NOW())");
+        $stmt->bind_param("sss", $username, $email, $hashedPassword);
+
+        if ($stmt->execute()) {
+            return true;
+        } else {
+            return "Error: " . $stmt->error;
+        }
+    }
+}
+
+?>
+

app/views/auth/signup.php

@@ -1,11 +1,33 @@
 <section class="signup">
-  <form>
-    <label for="username">Username</label>
-    <input type="text" name="username" id="username">
-    <label for="password">Password</label>
-    <input type="password" name="password" id="password">
-    <label for="password-2">Password again</label>
-    <input type="password" name="password-2" id="password-2">
-    <input type="submit" value="Sign Up" id="submit-signup">
-  </form>
+    <?php if ($this->get('error')): ?>
+        <div class="error"><?= $this->get('error') ?></div>
+    <?php endif; ?>
+
+    <form action="/auth/signup" method="POST">
+        <label for="username">Username</label>
+        <input type="text" name="username" id="username" value="<?= htmlspecialchars($_POST['username'] ?? '') ?>" required>
+        <?php if (isset($this->get('validationErrors')['username'])): ?>
+            <small class="error"><?= $this->get('validationErrors')['username'] ?></small>
+        <?php endif; ?>
+
+        <label for="email">Email</label>
+        <input type="email" name="email" id="email" value="<?= htmlspecialchars($_POST['email'] ?? '') ?>" required>
+        <?php if (isset($this->get('validationErrors')['email'])): ?>
+            <small class="error"><?= $this->get('validationErrors')['email'] ?></small>
+        <?php endif; ?>
+
+        <label for="password">Password</label>
+        <input type="password" name="password" id="password" required>
+        <?php if (isset($this->get('validationErrors')['password'])): ?>
+            <small class="error"><?= $this->get('validationErrors')['password'] ?></small>
+        <?php endif; ?>
+
+        <label for="password-2">Password again</label>
+        <input type="password" name="password-2" id="password-2" required>
+        <?php if (isset($this->get('validationErrors')['password_confirmation'])): ?>
+            <small class="error"><?= $this->get('validationErrors')['password_confirmation'] ?></small>
+        <?php endif; ?>
+
+        <input type="submit" value="Sign Up">
+    </form>
 </section>