Tag: Tutorial

Understand shipping zones, methods, and rate calculation.

Extend WC_Shipping_Method to calculate custom rates.

Apply custom discounts via coupons, fees (negative), or price filters carefully.

Change prices based on quantity, role, or conditions with filters.

Create and validate coupons programmatically for promotions.

Customize checkout UX: fields, layout hooks, and order notes.

Validate custom checkout inputs before order creation.

Add gateway-specific fields on checkout for card references or UPI IDs.

Build payment gateways that process checkout and update orders safely.

Implement a WC_Payment_Gateway subclass with form fields and process_payment.