fix(modules): Saving transaction app.intermediator and discount from list payments on checkout

Author: leomp12

packages/modules/src/firebase/checkout.ts

@@ -201,7 +201,7 @@ export default async (req: Request, res: Response) => {
     );
   }
 
-  let listPaymentGateways: any;
+  let listPaymentsResults: any[] | null | undefined;
   const listPayments = async () => {
     const { transaction, ...bodyPayment } = body;
     let paymentsBody: Payment;
@@ -216,25 +216,29 @@ export default async (req: Request, res: Response) => {
         transaction,
       };
     }
-    listPaymentGateways = await requestModule(paymentsBody, modulesBaseURL, 'payment');
-    msgErr = listPaymentGateways.msgErr;
-    if (listPaymentGateways && !msgErr) {
-      listPaymentGateways = getValidResults(listPaymentGateways, 'payment_gateways');
-      handleListPayments(body, listPaymentGateways, paymentsBody, amount, orderBody);
-      return true;
+    const listPaymentsRes = await requestModule(paymentsBody, modulesBaseURL, 'payment');
+    msgErr = listPaymentsRes.msgErr;
+    if (listPaymentsResults && !msgErr) {
+      listPaymentsResults = getValidResults(listPaymentsResults, 'payment_gateways');
+      return handleListPayments(body, listPaymentsResults, paymentsBody, amount, orderBody);
     }
-    listPaymentGateways = null;
-    return false;
+    listPaymentsResults = null;
+    return {};
   };
 
+  // payment payment method discounts
   await listPayments();
   let discounts = await requestModule(body, modulesBaseURL, 'discount');
   if (discounts) {
     discounts = getValidResults(discounts);
     handleApplyDiscount(body, discounts, amount, orderBody);
   }
+  // reset payment preview discount if any
+  amount.discount = 0;
+  fixAmount(amount, body, orderBody);
 
-  if (!(await listPayments()) && !listPaymentGateways) {
+  const { paymentGateway, paymentDiscountValue } = await listPayments();
+  if (!paymentGateway && !listPaymentsResults) {
     return sendError(
       res,
       msgErr?.status || 409,
@@ -256,5 +260,7 @@ export default async (req: Request, res: Response) => {
     orderBody,
     transactions,
     dateTime,
+    paymentGateway,
+    paymentDiscountValue,
   );
 };

packages/modules/src/firebase/functions-checkout/checkout-utils.ts

@@ -99,7 +99,7 @@ const getValidResults = (
 
 const handleListPayments = (
   body: CheckoutBodyWithItems,
-  listPayment: { [key: string]: any },
+  listPayment: any[],
   paymentsBody: Payment,
   amount: Amount,
   orderBody: OrderSet,
@@ -143,27 +143,32 @@ const handleListPayments = (
         const { discount } = paymentGateway;
         // handle discount by payment method
         const applyDiscountIn = discount && discount.apply_at;
+        let paymentDiscountValue = 0;
         if (applyDiscountIn && discount.value && amount[applyDiscountIn]) {
           const maxDiscount: number = amount[applyDiscountIn] || 0;
           // update amount discount and total
-          let discountValue: number;
           if (discount.type === 'percentage') {
-            discountValue = (maxDiscount * discount.value) / 100;
+            paymentDiscountValue = (maxDiscount * discount.value) / 100;
           } else {
-            discountValue = discount.value;
-            if (discountValue > maxDiscount) {
-              discountValue = maxDiscount;
+            paymentDiscountValue = discount.value;
+            if (paymentDiscountValue > maxDiscount) {
+              paymentDiscountValue = maxDiscount;
             }
           }
           amount.discount = amount.discount || 0;
-          amount.discount += discountValue;
+          amount.discount += paymentDiscountValue;
           fixAmount(amount, body, orderBody);
         }
         // add to order body
         orderBody.payment_method_label = paymentGateway.label || '';
+        return {
+          paymentGateway,
+          paymentDiscountValue,
+        };
       }
     }
   }
+  return {};
 };
 
 const handleShippingServices = (
@@ -247,9 +252,6 @@ const handleApplyDiscount = (
   amount: Amount,
   orderBody: OrderSet,
 ) => {
-  // reset payment preview discount if any
-  amount.discount = 0;
-  fixAmount(amount, body, orderBody);
   for (let i = 0; i < listDiscount.length; i++) {
     const result = listDiscount[i];
     // treat apply discount response

packages/modules/src/firebase/functions-checkout/new-order.ts

@@ -6,6 +6,7 @@ import type {
   CheckoutTransaction,
   TransactionOrder,
   PaymentHistory,
+  PaymentGateways,
 } from '../../types/index';
 import { logger } from '@cloudcommerce/firebase/lib/config';
 import api from '@cloudcommerce/api';
@@ -32,6 +33,8 @@ const createOrder = async (
   orderBody: OrderSet,
   transactions: CheckoutTransaction[],
   dateTime: string,
+  paymentGateway?: PaymentGateways[number],
+  paymentDiscountValue?: number,
 ) => {
   const { order, err } = await newOrder(orderBody);
   if (order) {
@@ -123,6 +126,16 @@ const createOrder = async (
               }
               // logger.log(transaction.app)
             }
+            if (isFirstTransaction && paymentGateway) {
+              if (!transaction.app.intermediator) {
+                transaction.app.intermediator = paymentGateway.intermediator;
+              } else if (paymentGateway.intermediator?.code) {
+                transaction.app.intermediator.code = paymentGateway.intermediator.code;
+              }
+              if (paymentDiscountValue) {
+                transaction.discount = paymentDiscountValue;
+              }
+            }
 
             // check for transaction status
             if (!transaction.status) {