Do not load ECE button if total amount is 0 (#3553)

* hide ece button if total amount is 0

* update comment

* add changelog

* check for cart and checkout page

* fix condition for pay for order page

Author: Mayisha

changelog.txt

@@ -16,6 +16,7 @@
 * Tweak - Add error logging in ECE critical Ajax requests.
 * Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the block cart and block checkout pages.
 * Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the product, cart, checkout and pay for order pages.
+* Tweak - Do not load ECE button if the total amount is 0.
 * Add - Show ECE button preview on settings page.
 * Tweak - Remove the subscription order notes added each time a source wasn't migrated.
 

client/blocks/utils.js

@@ -1,7 +1,7 @@
-import { getSetting } from '@woocommerce/settings';
+/* global wc */
 
 export const getBlocksConfiguration = () => {
-	const stripeServerData = getSetting( 'stripe_data', null );
+	const stripeServerData = wc?.wcSettings?.getSetting( 'stripe_data', null );
 
 	if ( ! stripeServerData ) {
 		throw new Error( 'Stripe initialization data is not available' );

includes/payment-methods/class-wc-stripe-express-checkout-helper.php

@@ -571,6 +571,14 @@ public function should_show_express_checkout_button() {
 			return false;
 		}
 
+		// Don't show if the total price is 0.
+		// ToDo: support free trials. Free trials should be supported if the product does not require shipping.
+		if ( ( ! ( $this->is_pay_for_order_page() || $this->is_product() ) && 0.0 === (float) WC()->cart->get_total( false ) )
+			|| ( $this->is_product() && 0.0 === (float) $this->get_product()->get_price() )
+		) {
+			return false;
+		}
+
 		if ( $this->is_product() && in_array( $this->get_product()->get_type(), [ 'variable', 'variable-subscription' ], true ) ) {
 			$stock_availability = array_column( $this->get_product()->get_available_variations(), 'is_in_stock' );
 			// Don't show if all product variations are out-of-stock.

readme.txt

@@ -126,6 +126,7 @@ If you get stuck, you can ask for help in the [Plugin Forum](https://wordpress.o
 * Tweak - Add error logging in ECE critical Ajax requests.
 * Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the block cart and block checkout pages.
 * Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the product, cart, checkout and pay for order pages.
+* Tweak - Do not load ECE button if the total amount is 0.
 * Add - Show ECE button preview on settings page.
 * Tweak - Remove the subscription order notes added each time a source wasn't migrated.