'code', 'client_id' => GOOGLE_CLIENT_ID, 'redirect_uri' => GOOGLE_REDIRECT_URI, 'scope' => 'https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile', 'access_type' => 'offline', 'prompt' => 'select_account' // Memaksa pengguna memilih akun setiap kali ]; $auth_url = 'https://accounts.google.com/o/oauth2/v2/auth?' . http_build_query($params); // Redirect ke halaman otentikasi Google header('Location: ' . $auth_url); exit(); ?>