fix(subscription): preselect pay channel before navigation

src/app/chat/chat-screen.helpers.ts

@@ -1,6 +1,7 @@
 "use client";
 
 import type { LoginStatus } from "@/data/dto/auth";
+import type { PayChannel } from "@/data/dto/payment";
 import { ROUTE_BUILDERS } from "@/router/routes";
 import { AppEnvUtil, BrowserDetector } from "@/utils";
 
@@ -30,14 +31,20 @@ export function shouldStartExternalBrowserPrompt({
   );
 }
 
-export function getChatPaywallSubscriptionUrl(): string {
+export function getChatPaywallSubscriptionUrl(
+  payChannel: PayChannel = "stripe",
+): string {
   return ROUTE_BUILDERS.subscription("vip", {
+    payChannel,
     returnTo: "chat",
   });
 }
 
-export function getChatCreditsTopUpSubscriptionUrl(): string {
+export function getChatCreditsTopUpSubscriptionUrl(
+  payChannel: PayChannel = "stripe",
+): string {
   return ROUTE_BUILDERS.subscription("topup", {
+    payChannel,
     returnTo: "chat",
   });
 }
@@ -51,11 +58,12 @@ export function getInsufficientCreditsSubscriptionType(
 export function getChatPaywallNavigationUrl(
   loginStatus: LoginStatus,
   type: "vip" | "topup" = "vip",
+  payChannel: PayChannel = "stripe",
 ): string {
   const subscriptionUrl =
     type === "topup"
-      ? getChatCreditsTopUpSubscriptionUrl()
-      : getChatPaywallSubscriptionUrl();
+      ? getChatCreditsTopUpSubscriptionUrl(payChannel)
+      : getChatPaywallSubscriptionUrl(payChannel);
   if (deriveIsGuest(loginStatus)) {
     return ROUTE_BUILDERS.authWithRedirect(subscriptionUrl);
   }