fix(dia-backend-num): truncate reciept_id

Author: sultanmyrza

src/app/shared/dia-backend/num/dia-backend-num.service.ts

@@ -2,6 +2,7 @@ import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { defer } from 'rxjs';
 import { concatMap } from 'rxjs/operators';
+import { truncateReceipt } from '../../../utils/in-app-purchase';
 import { DiaBackendAuthService } from '../auth/dia-backend-auth.service';
 import { BASE_URL, BUBBLE_API_URL } from '../secret';
 
@@ -19,7 +20,7 @@ export class DiaBackendNumService {
       concatMap(headers => {
         const formData = new FormData();
         formData.set('points', pointsToAdd.toString());
-        formData.set('receipt_id', receiptId);
+        formData.set('receipt_id', truncateReceipt(receiptId));
         return this.httpClient.post<DiaBackendNumPointPurchaseResult>(
           `${BASE_URL}/api/v3/num/points/purchase/`,
           formData,

src/app/utils/in-app-purchase.ts

@@ -2,6 +2,12 @@ import { isDevMode } from '@angular/core';
 import { IAPProduct } from '@awesome-cordova-plugins/in-app-purchase-2/ngx';
 import { CaptureInAppProductIds } from '../shared/in-app-store/in-app-store.service';
 
+export function truncateReceipt(recipt: string) {
+  const preferredMaxLength = 1024;
+  const receiptMaxLength = Math.min(recipt.length, preferredMaxLength);
+  return recipt.substring(0, receiptMaxLength);
+}
+
 /**
  * Usefull to see in app product state changes in console for better debugging.
  * It will pring to console only in dev mode aka isDevMode() === true