Get a wallet launches external wallet, explorer saves the android package ids after loading

Author: Sterling Long

lib/pages/get_wallet_page.dart

@@ -101,6 +101,7 @@ class GetWalletPage extends StatelessWidget {
               Uri.parse(
                 StringConstants.getAWalletExploreWalletsUrl,
               ),
+              mode: LaunchMode.externalApplication,
             ),
             padding: const EdgeInsets.symmetric(
               horizontal: 10.0,

lib/services/explorer/explorer_service.dart

@@ -261,16 +261,26 @@ class ExplorerService implements IExplorerService {
     return res.listings.values.toList();
   }
 
+  final Map<String, String> _storedAndroidPackageIds = {};
+
   String? getAndroidPackageId(String? playstoreLink) {
     if (playstoreLink == null) {
       return null;
     }
 
-    final Uri playstore = Uri.parse(playstoreLink);
+    // If we have stored the package id, return it
+    if (_storedAndroidPackageIds.containsKey(playstoreLink)) {
+      return _storedAndroidPackageIds[playstoreLink];
+    }
 
+    final Uri playstore = Uri.parse(playstoreLink);
     LoggerUtil.logger.i(
       'getAndroidPackageId: $playstoreLink, id: ${playstore.queryParameters['id']}',
     );
+
+    _storedAndroidPackageIds[playstoreLink] =
+        playstore.queryParameters['id'] ?? '';
+
     return playstore.queryParameters['id'];
   }