connect_error) { die("Connection failed: " . $conn->connect_error); } // Handle AJAX request if(isset($_POST['username']) && isset($_POST['sticker'])){ $username = trim($_POST['username']); $sticker = trim($_POST['sticker']); // Check if username exists $stmt = $conn->prepare("SELECT id FROM users WHERE username = ?"); $stmt->bind_param("s", $username); $stmt->execute(); $stmt->store_result(); if($stmt->num_rows > 0){ echo json_encode(['status' => 'exists']); } else { $stmt_insert = $conn->prepare("INSERT INTO users (username, sticker) VALUES (?, ?)"); $stmt_insert->bind_param("ss", $username, $sticker); $stmt_insert->execute(); echo json_encode(['status' => 'ok']); } exit; } ?> MONOPOLY GO!
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