From bee56afedc109b96894aefd3a61a36cf48566b1c Mon Sep 17 00:00:00 2001
From: sdarbinyan <sdarbinyan@4pay.com>
Date: Wed, 13 May 2026 17:31:44 +0400
Subject: [PATCH] qr check

---
 src/app/pages/create-page/create-page.ts | 36 ++++++++++++++++++++++--
 1 file changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/app/pages/create-page/create-page.ts b/src/app/pages/create-page/create-page.ts
index c4bb1d6..5d97df2 100644
--- a/src/app/pages/create-page/create-page.ts
+++ b/src/app/pages/create-page/create-page.ts
@@ -35,6 +35,9 @@ interface QrStatusResponse {
 export class CreatePage {
   private http = inject(HttpClient);
   private i18n = inject(TranslationService);
+  private readonly parentRedirects: Record<string, string> = {
+    fast: 'https://fastcheck.store'
+  };
 
   private t(key: string): string { return this.i18n.translate(key); }
 
@@ -80,6 +83,9 @@ export class CreatePage {
   private get partnerqrID(): string {
     return new URLSearchParams(window.location.search).get('id') ?? '';
   }
+  private get parentAlias(): string {
+    return new URLSearchParams(window.location.search).get('parent') ?? '';
+  }
 
     get isMobile(): boolean {
     return window.innerWidth < 768;
@@ -182,8 +188,7 @@ export class CreatePage {
             const st = res?.status ?? '';
             this.qrStatus.set(st);
             if (st === 'COMPLETED' || st === 'APPROVED') {
-              this.stopPolling();
-              this.paymentDone.set(true);
+              this.handlePaymentSuccess();
             } else if (st === 'REJECTED') {
               this.stopPolling();
               this.error.set(this.t('errors.payment_failed'));
@@ -216,6 +221,33 @@ export class CreatePage {
     this.note.set(value);
   }
 
+  private handlePaymentSuccess(): void {
+    this.stopPolling();
+    this.qrImageUrl.set(null);
+    this.qrStatus.set('');
+    this.paymentDone.set(true);
+    this.redirectToSource();
+  }
+
+  private redirectToSource(): void {
+    const alias = this.parentAlias.trim().toLowerCase();
+    const fromAlias = this.parentRedirects[alias];
+    if (fromAlias) {
+      window.location.href = fromAlias;
+      return;
+    }
+
+    const referrer = document.referrer;
+    if (referrer) {
+      window.location.href = referrer;
+      return;
+    }
+
+    if (window.history.length > 1) {
+      window.history.back();
+    }
+  }
+
   closeQr(): void {
     this.stopPolling();
     this.qrImageUrl.set(null);