fix(payments-plugin): Allow mollie orders with $0 (#2855)

packages/payments-plugin/e2e/graphql/admin-queries.ts

@@ -114,3 +114,14 @@ export const CREATE_CHANNEL = gql`
         }
     }
 `;
+
+export const CREATE_COUPON = gql`
+    mutation CreatePromotion($input: CreatePromotionInput!) {
+        createPromotion(input: $input) {
+            ... on ErrorResult {
+                errorCode
+            }
+            __typename
+        }
+    }
+`;

packages/payments-plugin/e2e/graphql/shop-queries.ts

@@ -50,6 +50,17 @@ export const TEST_ORDER_FRAGMENT = gql`
                 type
             }
         }
+        shippingAddress {
+            fullName
+            company
+            streetLine1
+            streetLine2
+            city
+            province
+            postalCode
+            country
+            phoneNumber
+        }
         shippingLines {
             shippingMethod {
                 id
@@ -104,24 +115,15 @@ export const SET_SHIPPING_ADDRESS = gql`
     mutation SetShippingAddress($input: CreateAddressInput!) {
         setOrderShippingAddress(input: $input) {
             ... on Order {
-                shippingAddress {
-                    fullName
-                    company
-                    streetLine1
-                    streetLine2
-                    city
-                    province
-                    postalCode
-                    country
-                    phoneNumber
-                }
+                ...TestOrderFragment
             }
             ... on ErrorResult {
                 errorCode
                 message
             }
         }
     }
+    ${TEST_ORDER_FRAGMENT}
 `;
 
 export const GET_ELIGIBLE_SHIPPING_METHODS = gql`
@@ -221,3 +223,16 @@ export const GET_ACTIVE_ORDER = gql`
     }
     ${TEST_ORDER_FRAGMENT}
 `;
+
+export const APPLY_COUPON_CODE = gql`
+    mutation ApplyCouponCode($couponCode: String!) {
+        applyCouponCode(couponCode: $couponCode) {
+            ...TestOrderFragment
+            ... on ErrorResult {
+                errorCode
+                message
+            }
+        }
+    }
+    ${TEST_ORDER_FRAGMENT}
+`;

packages/payments-plugin/e2e/mollie-dev-server.ts

@@ -1,14 +1,6 @@
 import { AdminUiPlugin } from '@vendure/admin-ui-plugin';
-import {
-    ChannelService,
-    DefaultLogger,
-    DefaultSearchPlugin,
-    LogLevel,
-    mergeConfig,
-    RequestContext,
-} from '@vendure/core';
+import { DefaultLogger, DefaultSearchPlugin, LogLevel, mergeConfig } from '@vendure/core';
 import { createTestEnvironment, registerInitializer, SqljsInitializer, testConfig } from '@vendure/testing';
-import { compileUiExtensions } from '@vendure/ui-devkit/compiler';
 import gql from 'graphql-tag';
 import localtunnel from 'localtunnel';
 import path from 'path';
@@ -23,9 +15,13 @@ import {
     CreatePaymentMethodMutationVariables,
     LanguageCode,
 } from './graphql/generated-admin-types';
-import { AddItemToOrderMutation, AddItemToOrderMutationVariables } from './graphql/generated-shop-types';
-import { ADD_ITEM_TO_ORDER, ADJUST_ORDER_LINE } from './graphql/shop-queries';
-import { CREATE_MOLLIE_PAYMENT_INTENT, setShipping } from './payment-helpers';
+import { ADD_ITEM_TO_ORDER, APPLY_COUPON_CODE } from './graphql/shop-queries';
+import {
+    CREATE_MOLLIE_PAYMENT_INTENT,
+    createFixedDiscountCoupon,
+    createFreeShippingCoupon,
+    setShipping,
+} from './payment-helpers';
 
 /**
  * This should only be used to locally test the Mollie payment plugin
@@ -99,50 +95,23 @@ async function runMollieDevServer() {
             },
         },
     );
-    // Prepare order with 2 items
+    // Prepare a test order where the total is 0
     await shopClient.asUserWithCredentials('[email protected]', 'test');
-    // Add another item to the order
-    await shopClient.query<AddItemToOrderMutation, AddItemToOrderMutationVariables>(ADD_ITEM_TO_ORDER, {
-        productVariantId: 'T_4',
-        quantity: 1,
-    });
-    await shopClient.query<AddItemToOrderMutation, AddItemToOrderMutationVariables>(ADD_ITEM_TO_ORDER, {
-        productVariantId: 'T_5',
+    await shopClient.query(ADD_ITEM_TO_ORDER, {
+        productVariantId: 'T_1',
         quantity: 1,
     });
     await setShipping(shopClient);
-    // Create payment intent
-    // Create payment intent
-    const { createMolliePaymentIntent } = await shopClient.query(CREATE_MOLLIE_PAYMENT_INTENT, {
-        input: {
-            redirectUrl: `${tunnel.url}/admin/orders?filter=open&page=1`,
-            paymentMethodCode: 'mollie',
-            //            molliePaymentMethodCode: 'klarnapaylater'
-        },
-    });
-    if (createMolliePaymentIntent.errorCode) {
-        throw createMolliePaymentIntent;
-    }
-    // eslint-disable-next-line no-console
-    console.log('\x1b[41m', `Mollie payment link: ${createMolliePaymentIntent.url as string}`, '\x1b[0m');
-
-    // Remove first orderLine
-    await shopClient.query(ADJUST_ORDER_LINE, {
-        orderLineId: 'T_1',
-        quantity: 0,
-    });
-    await setShipping(shopClient);
+    // Comment out these lines if you want to test the payment flow via Mollie
+    await createFixedDiscountCoupon(adminClient, 156880, 'DISCOUNT_ORDER');
+    await createFreeShippingCoupon(adminClient, 'FREE_SHIPPING');
+    await shopClient.query(APPLY_COUPON_CODE, { couponCode: 'DISCOUNT_ORDER' });
+    await shopClient.query(APPLY_COUPON_CODE, { couponCode: 'FREE_SHIPPING' });
 
-    // Create another intent after Xs, should update the mollie order
-    await new Promise(resolve => setTimeout(resolve, 5000));
-    const { createMolliePaymentIntent: secondIntent } = await shopClient.query(CREATE_MOLLIE_PAYMENT_INTENT, {
-        input: {
-            redirectUrl: `${tunnel.url}/admin/orders?filter=open&page=1&dynamicRedirectUrl=true`,
-            paymentMethodCode: 'mollie',
-        },
-    });
+    // Create Payment Intent
+    const result = await shopClient.query(CREATE_MOLLIE_PAYMENT_INTENT, { input: {} });
     // eslint-disable-next-line no-console
-    console.log('\x1b[41m', `Second payment link: ${secondIntent.url as string}`, '\x1b[0m');
+    console.log('Payment intent result', result);
 }
 
 (async () => {

packages/payments-plugin/e2e/mollie-payment.e2e-spec.ts

@@ -4,6 +4,7 @@ import {
     EventBus,
     LanguageCode,
     mergeConfig,
+    Order,
     OrderPlacedEvent,
     OrderService,
     RequestContext,
@@ -44,10 +45,17 @@ import {
     GetOrderByCodeQueryVariables,
     TestOrderFragmentFragment,
 } from './graphql/generated-shop-types';
-import { ADD_ITEM_TO_ORDER, GET_ORDER_BY_CODE } from './graphql/shop-queries';
+import {
+    ADD_ITEM_TO_ORDER,
+    APPLY_COUPON_CODE,
+    GET_ACTIVE_ORDER,
+    GET_ORDER_BY_CODE,
+} from './graphql/shop-queries';
 import {
     addManualPayment,
     CREATE_MOLLIE_PAYMENT_INTENT,
+    createFixedDiscountCoupon,
+    createFreeShippingCoupon,
     GET_MOLLIE_PAYMENT_METHODS,
     refundOrderLine,
     setShipping,
@@ -196,7 +204,7 @@ describe('Mollie payments', () => {
                 authorizedAsOwnerOnly: false,
                 channel: await server.app.get(ChannelService).getDefaultChannel(),
             });
-            await server.app.get(OrderService).addSurchargeToOrder(ctx, 1, {
+            await server.app.get(OrderService).addSurchargeToOrder(ctx, order.id.replace('T_', ''), {
                 description: 'Negative test surcharge',
                 listPrice: SURCHARGE_AMOUNT,
             });
@@ -441,6 +449,34 @@ describe('Mollie payments', () => {
             expect(method.maximumAmount).toBeDefined();
             expect(method.image).toBeDefined();
         });
+
+        it('Transitions to PaymentSettled for orders with a total of $0', async () => {
+            await shopClient.asUserWithCredentials(customers[1].emailAddress, 'test');
+            const { addItemToOrder } = await shopClient.query(ADD_ITEM_TO_ORDER, {
+                productVariantId: 'T_1',
+                quantity: 1,
+            });
+            await setShipping(shopClient);
+            // Discount the order so it has a total of $0
+            await createFixedDiscountCoupon(adminClient, 156880, 'DISCOUNT_ORDER');
+            await createFreeShippingCoupon(adminClient, 'FREE_SHIPPING');
+            await shopClient.query(APPLY_COUPON_CODE, { couponCode: 'DISCOUNT_ORDER' });
+            await shopClient.query(APPLY_COUPON_CODE, { couponCode: 'FREE_SHIPPING' });
+            // Create payment intent
+            const { createMolliePaymentIntent: intent } = await shopClient.query(
+                CREATE_MOLLIE_PAYMENT_INTENT,
+                {
+                    input: {
+                        paymentMethodCode: mockData.methodCode,
+                        redirectUrl: 'https://my-storefront.io/order-confirmation',
+                    },
+                },
+            );
+            const { orderByCode } = await shopClient.query(GET_ORDER_BY_CODE, { code: addItemToOrder.code });
+            expect(intent.url).toBe('https://my-storefront.io/order-confirmation');
+            expect(orderByCode.totalWithTax).toBe(0);
+            expect(orderByCode.state).toBe('PaymentSettled');
+        });
     });
 
     describe('Handle standard payment methods', () => {
@@ -486,6 +522,7 @@ describe('Mollie payments', () => {
                 body: JSON.stringify({ id: mockData.mollieOrderResponse.id }),
                 headers: { 'Content-Type': 'application/json' },
             });
+            await shopClient.asUserWithCredentials(customers[0].emailAddress, 'test');
             const { orderByCode } = await shopClient.query<GetOrderByCodeQuery, GetOrderByCodeQueryVariables>(
                 GET_ORDER_BY_CODE,
                 {