Update Payment Customization function templates

checkout/javascript/payment-customization/default/shopify.extension.toml.liquid

@@ -1,4 +1,4 @@
-api_version = "2025-01"
+api_version = "2025-07"
 
 [[extensions]]
 name = "t:name"
@@ -8,9 +8,9 @@ type = "function"
 description = "t:description"
 
   [[extensions.targeting]]
-  target = "purchase.payment-customization.run"
-  input_query = "src/run.graphql"
-  export = "run"
+  target = "cart.payment-methods.transform.run"
+  input_query = "src/cart_payment_methods_transform_run.graphql"
+  export = "cart-payment-methods-transform-run"
 
   [extensions.build]
   command = ""

checkout/javascript/payment-customization/default/src/run.graphql.liquid → checkout/javascript/payment-customization/default/src/cart_payment_methods_transform_run.graphql.liquid

@@ -1,4 +1,4 @@
-query RunInput {
+query CartPaymentMethodsTransformRunInput {
   paymentCustomization {
     metafield(namespace: "$app:{{handle | replace: " ", "-" | downcase}}", key: "function-configuration") {
       value

checkout/javascript/payment-customization/default/src/cart_payment_methods_transform_run.liquid

@@ -0,0 +1,45 @@
+{%- if flavor contains "vanilla-js" -%}
+// @ts-check
+
+/**
+ * @typedef {import("../generated/api").CartPaymentMethodsTransformRunInput} CartPaymentMethodsTransformRunInput
+ * @typedef {import("../generated/api").CartPaymentMethodsTransformRunResult} CartPaymentMethodsTransformRunResult
+ */
+
+/**
+ * @type {CartPaymentMethodsTransformRunResult}
+ */
+const NO_CHANGES = {
+  operations: [],
+};
+
+/**
+ * @param {CartPaymentMethodsTransformRunInput} input
+ * @returns {CartPaymentMethodsTransformRunResult}
+ */
+export function cartPaymentMethodsTransformRun(input) {
+  const configuration = JSON.parse(
+    input?.paymentCustomization?.metafield?.value ?? "{}"
+  );
+
+  return NO_CHANGES;
+};
+{%- elsif flavor contains "typescript" -%}
+import type {
+  CartPaymentMethodsTransformRunInput,
+  CartPaymentMethodsTransformRunResult,
+} from "../generated/api";
+
+const NO_CHANGES: CartPaymentMethodsTransformRunResult = {
+  operations: [],
+};
+
+type Configuration = {};
+
+export function cartPaymentMethodsTransformRun(input: CartPaymentMethodsTransformRunInput): CartPaymentMethodsTransformRunResult {
+  const configuration: Configuration = JSON.parse(
+    input?.paymentCustomization?.metafield?.value ?? "{}"
+  );
+  return NO_CHANGES;
+};
+{%- endif -%}

checkout/javascript/payment-customization/default/src/run.test.liquid → checkout/javascript/payment-customization/default/src/cart_payment_methods_transform_run.test.liquid

@@ -1,36 +1,36 @@
 {%- if flavor contains "vanilla-js" -%}
 import { describe, it, expect } from 'vitest';
-import { run } from './run';
+import { cartPaymentMethodsTransformRun } from './cart_payment_methods_transform_run';
 
 /**
- * @typedef {import("../generated/api").FunctionRunResult} FunctionRunResult
+ * @typedef {import("../generated/api").CartPaymentMethodsTransformRunResult} CartPaymentMethodsTransformRunResult
  */
 
 describe('payment customization function', () => {
   it('returns no operations without configuration', () => {
-    const result = run({
+    const result = cartPaymentMethodsTransformRun({
       paymentCustomization: {
         metafield: null
       }
     });
-    const expected = /** @type {FunctionRunResult} */ ({ operations: [] });
+    const expected = /** @type {CartPaymentMethodsTransformRunResult} */ ({ operations: [] });
 
     expect(result).toEqual(expected);
   });
 });
 {%- elsif flavor contains "typescript" -%}
 import { describe, it, expect } from 'vitest';
-import { run } from './run';
-import { FunctionRunResult } from '../generated/api';
+import { cartPaymentMethodsTransformRun } from './cart_payment_methods_transform_run';
+import { CartPaymentMethodsTransformRunResult } from '../generated/api';
 
 describe('payment customization function', () => {
   it('returns no operations without configuration', () => {
-    const result = run({
+    const result = cartPaymentMethodsTransformRun({
       paymentCustomization: {
         metafield: null
       }
     });
-    const expected: FunctionRunResult = { operations: [] };
+    const expected: CartPaymentMethodsTransformRunResult = { operations: [] };
 
     expect(result).toEqual(expected);
   });

checkout/javascript/payment-customization/default/src/index.liquid

@@ -1 +1 @@
-export * from './run';
+export * from './cart_payment_methods_transform_run';