edit: user dummy data

db/data.php

 <?php
-   include 'connect.php';
+include 'connect.php';
 
-   // Make sure $db is defined and not null
-   if (isset($db)) {
-      try {
-         $sqlEvent = <<<EOF
+// Make sure $db is defined and not null
+if (isset($db)) {
+    try {
+        $db->beginTransaction();
+
+        // Insert events and tickets as before
+        $sqlEvent = <<<EOF
             INSERT INTO events (event_name, event_stock, event_price, event_date, event_location, gambar, vid) VALUES
             ('Music Concert', 2, 20, '2023-09-30 10:00:00', 'jakarta', 'assets/images/1.jpg', 'assets/videos/video.mp4'),
             ('Art Exhibition', 2, 15, '2023-10-05 15:30:00', 'prancis', 'assets/images/2.png', 'assets/videos/video.mp4'),
@@ -27,45 +30,49 @@
             ('Exhibitor Pass', 5);
          EOF;
 
-         $sqlUser = <<<EOF
-            INSERT INTO users (user_name, username, user_email, user_hashedPass, isAdmin) VALUES
-            ('John Doe', 'john_doe', 'john@example.com', 'hashed_password_1', true),
-            ('Jane Smith', 'jane_smith', 'jane@example.com', 'hashed_password_2', false),
-            ('Admin User', 'admin_user', 'admin@example.com', 'hashed_password_3', true),
-            ('Alice Johnson', 'alice', 'alice@example.com', 'hashed_password_4', false),
-            ('Bob Williams', 'bob', 'bob@example.com', 'hashed_password_5', false);
-         EOF;
+        $db->exec($sqlEvent);
+        $db->exec($sqlTicket);
 
-         $sqlPembelian = <<<EOF
-            INSERT INTO pembelian (ticket_id, user_id, pembelian_created_time) VALUES
-            (1, 1, '2023-10-01 12:30:00'),
-            (3, 2, '2023-10-06 16:15:00'),
-            (2, 3, '2023-11-15 20:00:00'),
-            (5, 4, '2023-12-05 10:45:00'),
-            (8, 5, '2024-01-20 08:30:00');
-         EOF;
+        // Dummy user data with hashed passwords
+        $userData = [
+            ['John Doe', 'john_doe', 'john@example.com', password_hash('password_1', PASSWORD_DEFAULT), 1],
+            ['Jane Smith', 'jane_smith', 'jane@example.com', password_hash('password_2', PASSWORD_DEFAULT), 0],
+            ['Admin User', 'admin_user', 'admin@example.com', password_hash('password_3', PASSWORD_DEFAULT), 1],
+            ['Alice Johnson', 'alice', 'alice@example.com', password_hash('password_4', PASSWORD_DEFAULT), 0],
+            ['Bob Williams', 'bob', 'bob@example.com', password_hash('password_5', PASSWORD_DEFAULT), 0]
+        ];
 
-         $db->beginTransaction();
+        $sqlUser = "INSERT INTO users (user_name, username, user_email, user_hashedPass, isAdmin) VALUES (?, ?, ?, ?, ?)";
+        $stmt = $db->prepare($sqlUser);
 
-         $db->exec($sqlEvent);
-         // echo "Successfully inserted dummy data to events table<br/>";
+        foreach ($userData as $user) {
+            $stmt->execute($user);
+        }
 
-         $db->exec($sqlTicket);
-         // echo "Successfully inserted dummy data to tickets table<br/>";
+        $stmt->closeCursor();
 
-         // $db->exec($sqlUser);
-         // echo "Successfully inserted dummy data to users table<br/>";
+      //   // Insert pembelian data
+      //   $sqlPembelian = <<<EOF
+      //       INSERT INTO pembelian (ticket_id, user_id, pembelian_created_time) VALUES
+      //       (1, 1, '2023-10-01 12:30:00'),
+      //       (3, 2, '2023-10-06 16:15:00'),
+      //       (2, 3, '2023-11-15 20:00:00'),
+      //       (5, 4, '2023-12-05 10:45:00'),
+      //       (8, 5, '2024-01-20 08:30:00');
+      //    EOF;
 
-         // $db->exec($sqlPembelian);
-         // echo "Successfully inserted dummy data to pembelian table<br/>";
+      //    $db->exec($sqlPembelian);
 
+         // Commit the transaction
          $db->commit();
+
+         echo "Successfully inserted dummy data.<br/>";
       } catch (PDOException $e) {
          $db->rollBack();
-         // echo "Error: " . $e->getMessage();
+         echo "Error: " . $e->getMessage();
       }
    } else {
-      // echo "Error: Database connection not established.";
+      echo "Error: Database connection not established.";
    }
 
    $db = null;