Fix infinite loading state for remote signing

lib/bloc/present_signed_document_cubit.dart

@@ -11,6 +11,7 @@ import 'package:path/path.dart' as p;
 import 'package:path_provider/path_provider.dart';
 
 import '../app_service.dart';
+import '../data/document_signing_type.dart';
 import '../file_extensions.dart';
 import '../file_system_entity_extensions.dart';
 import '../ui/screens/present_signed_document_screen.dart';
@@ -31,11 +32,17 @@ class PresentSignedDocumentCubit extends Cubit<PresentSignedDocumentState> {
 
   final SignDocumentResponseBody signedDocument;
 
-  PresentSignedDocumentCubit({
-    required AppService appService,
-    @factoryParam required this.signedDocument,
-  })  : _appService = appService,
-        super(const PresentSignedDocumentInitialState());
+  PresentSignedDocumentCubit(
+      {required AppService appService,
+      @factoryParam required this.signedDocument,
+      @factoryParam required DocumentSigningType signingType})
+      : _appService = appService,
+        super(
+          signingType == DocumentSigningType.local
+              ? const PresentSignedDocumentInitialState()
+              // Remote documents are not saved locally, so we go directly to success state
+              : const PresentSignedRemoteDocumentSuccessState(),
+        );
 
   /// Saves [signedDocument] into public directory.
   Future<void> saveDocument() async {
@@ -67,7 +74,7 @@ class PresentSignedDocumentCubit extends Cubit<PresentSignedDocumentState> {
   Future<File> getShareableFile() async {
     final state = this.state;
 
-    if (state is PresentSignedDocumentSuccessState) {
+    if (state is PresentSignedLocalDocumentSuccessState) {
       final file = state.file;
 
       if (await file.exists()) {

lib/bloc/present_signed_document_state.dart

@@ -15,8 +15,8 @@ sealed class PresentSignedDocumentState {
     return PresentSignedDocumentErrorState(error);
   }
 
-  PresentSignedDocumentSuccessState toSuccess(File file) {
-    return PresentSignedDocumentSuccessState(file);
+  PresentSignedLocalDocumentSuccessState toSuccess(File file) {
+    return PresentSignedLocalDocumentSuccessState(file);
   }
 
   @override
@@ -44,13 +44,24 @@ class PresentSignedDocumentErrorState extends PresentSignedDocumentState {
   }
 }
 
-class PresentSignedDocumentSuccessState extends PresentSignedDocumentState {
+class PresentSignedLocalDocumentSuccessState
+    extends PresentSignedDocumentState {
   final File file;
 
-  const PresentSignedDocumentSuccessState(this.file);
+  const PresentSignedLocalDocumentSuccessState(this.file);
 
   @override
   String toString() {
     return "$runtimeType(file: $file)";
   }
 }
+
+class PresentSignedRemoteDocumentSuccessState
+    extends PresentSignedDocumentState {
+  const PresentSignedRemoteDocumentSuccessState();
+
+  @override
+  String toString() {
+    return "$runtimeType()";
+  }
+}

lib/ui/screens/present_signed_document_screen.dart

@@ -42,6 +42,7 @@ class PresentSignedDocumentScreen extends StatelessWidget {
       create: (context) {
         final cubit = getIt.get<PresentSignedDocumentCubit>(
           param1: signedDocument,
+          param2: signingType,
         );
 
         if (signingType == DocumentSigningType.local) {
@@ -163,11 +164,16 @@ class _Body extends StatelessWidget {
           onShareFileRequested: onShareFileRequested,
           onCloseRequested: onCloseRequested,
         ),
-      PresentSignedDocumentSuccessState state => _SuccessContent(
+      PresentSignedLocalDocumentSuccessState state => _SuccessContent(
           file: state.file,
           onShareFileRequested: onShareFileRequested,
           onCloseRequested: onCloseRequested,
         ),
+      PresentSignedRemoteDocumentSuccessState() => _SuccessContent(
+          file: null,
+          onShareFileRequested: null,
+          onCloseRequested: onCloseRequested,
+        ),
     };
   }
 }
@@ -347,7 +353,7 @@ Widget previewSuccessPresentSignedDocumentScreen(BuildContext context) {
   final file = File(path);
 
   return _Body(
-    state: PresentSignedDocumentSuccessState(file),
+    state: PresentSignedLocalDocumentSuccessState(file),
     signingType: signingType,
     onShareFileRequested: () {
       developer.log('onShareFileRequested');