Điều chỉnh lại Trang thanh toán trong WooComerce

Thêm đoạn code sau vào trong function.php của themes đang dùng.

add_filter( 'woocommerce_checkout_fields',array($this, 'change_fields') );
function change_fields($fields){
	//remove fields
		unset($fields['billing']['billing_first_name']);
		unset($fields['shipping']['shipping_first_name']);
		unset($fields['billing']['billing_address_2']);
		unset($fields['shipping']['shipping_address_2']);
		unset($fields['billing']['billing_city']);
		unset($fields['shipping']['shipping_city']);
		unset($fields['billing']['billing_country']);
		unset($fields['shipping']['shipping_country']);
		unset($fields['billing']['billing_state']);
		unset($fields['shipping']['shipping_state']);
		unset($fields['billing']['billing_postcode']);
		unset($fields['shipping']['shipping_postcode']);
		unset($fields['billing']['billing_company']);
		unset($fields['shipping']['shipping_company']);
		//rename label
		$fields['billing']['billing_last_name'] = array(
			'label'       => __('Họ & Tên ', 'woocommerce'),
			'required'=>true
		);
		$fields['billing']['billing_email'] = array(
			'label'       => __('Địa chỉ email ', 'woocommerce'),
			'required'=>true
		);
		$fields['billing']['billing_phone'] = array(
			'label'       => __('Số điện thoại ', 'woocommerce'),
			'required'=>true
		);
		$fields['billing']['billing_address_1'] = array(
			'label'       => __('Địa chỉ ', 'woocommerce'),
			'required'=>true
		);
		$fields['shipping']['shipping_last_name'] = array(
			'label'       => __('Họ & Tên ', 'woocommerce'),
			'required'=>false
		);
		$fields['shipping']['shipping_address_1'] = array(
			'label'       => __('Địa chỉ ', 'woocommerce'),
			'required'=>false
		);
	
		return $fields;
}