fix no currency switcher in Afterpay

Author: leon-zhang-awx

composer.json

@@ -2,7 +2,7 @@
     "name": "airwallex/payments-plugin-magento",
     "type": "magento2-module",
     "description": "",
-    "version": "1.12.0",
+    "version": "1.12.1",
     "require": {
         "ext-json": "*",
         "php": "^7.4|^8.0",

etc/module.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Airwallex_Payments" setup_version="1.12.0">
+    <module name="Airwallex_Payments" setup_version="1.12.1">
         <sequence>
             <module name="Magento_Sales"/>
             <module name="Magento_Payment"/>

view/frontend/web/js/view/payment/redirect-method.js

@@ -264,13 +264,33 @@ define([
                 $body.trigger('processStop');
                 return false;
             }
+            const entityToCurrency = window.checkoutConfig.payment.airwallex_payments.afterpay_support_entity_to_currency;
+            const countryToCurrency = window.checkoutConfig.payment.airwallex_payments.afterpay_support_countries;
+
+            let currencies = JSON.parse(window.checkoutConfig.payment.airwallex_payments.available_currencies);
+            console.log(currencies, currencies.length)
+            if (!currencies.length) {
+                let countryID = quote.billingAddress() ? quote.billingAddress().countryId : '';
+                let currency = countryToCurrency[countryID];
+                if (!currency) {
+                    this.validationError(utils.awxAlert('Afterpay is not available in your country.'));
+                    this.disableCheckoutButton();
+                    $body.trigger('processStop');
+                    return false;
+                }
+                if (currency !== window.checkoutConfig.quoteData.quote_currency_code) {
+                    this.validationError(utils.awxAlert("Afterpay is not available in " + window.checkoutConfig.quoteData.quote_currency_code
+                        + " for your billing country. Please use a different payment method to complete your purchase."));
+                    this.disableCheckoutButton();
+                    $body.trigger('processStop');
+                    return false;
+                }
+            }
             if (entity !== 'AIRWALLEX_HK') {
                 $(".awx-billing-confirm-tip").hide();
             } else {
                 $(".awx-billing-confirm-tip").show();
             }
-            const entityToCurrency = window.checkoutConfig.payment.airwallex_payments.afterpay_support_entity_to_currency;
-            const countryToCurrency = window.checkoutConfig.payment.airwallex_payments.afterpay_support_countries;
             if (!entityToCurrency[entity]) {
                 throw new Error("Afterpay is not available in your country.");
             }