chore(opds): disable popular online opds catalogs in certain regions on App Store (#3031)

apps/readest-app/src/utils/bridge.ts

@@ -91,6 +91,11 @@ interface SelectDirectoryResponse {
   error?: string;
 }
 
+export interface GetStorefrontRegionCodeResponse {
+  regionCode?: string;
+  error?: string;
+}
+
 export async function copyURIToPath(request: CopyURIRequest): Promise<CopyURIResponse> {
   const result = await invoke<CopyURIResponse>('plugin:native-bridge|copy_uri_to_path', {
     payload: request,
@@ -202,3 +207,10 @@ export async function selectDirectory(): Promise<SelectDirectoryResponse> {
   const result = await invoke<SelectDirectoryResponse>('plugin:native-bridge|select_directory');
   return result;
 }
+
+export async function getStorefrontRegionCode(): Promise<GetStorefrontRegionCodeResponse> {
+  const result = await invoke<GetStorefrontRegionCodeResponse>(
+    'plugin:native-bridge|get_storefront_region_code',
+  );
+  return result;
+}