added workflow to add bookmark from share intent

lib/pages/collection_page.dart

@@ -1,7 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
 import '../model/bookmark.dart';
+import '../model/maps_link_metadata.dart';
 import '../service/bookmarks_provider.dart';
+import '../service/shared_link_provider.dart';
 import '../service/storage.dart';
 import '../service/url_launcher.dart';
 import '../widgets/create_bookmark_dialog.dart';
@@ -16,17 +19,29 @@ class CollectionPage extends StatefulWidget {
 }
 
 class _CollectionPageState extends State<CollectionPage> {
+  MapsLinkMetadata? selectedMapsLink;
+
   void onAddButtonPressed() => showDialog(
     context: context,
     builder: (context) => CreateBookmarkDialog(
       collectionId: BookmarksProvider.selectedCollectionId!,
       onSavePressed: onBookmarkSaved,
+      selectedMapsLink: selectedMapsLink,
     ),
   );
 
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (selectedMapsLink != null) onAddButtonPressed();
+    });
+  }
+
   void onBookmarkSaved(Bookmark bookmark) {
     Storage.addBookmark(bookmark);
     setState(() {});
+    context.read<SharedLinkProvider>().removeCurrentMapsLink();
   }
 
   Widget bookmarkListBuilder(BuildContext context, Bookmark bookmark) {
@@ -38,6 +53,8 @@ class _CollectionPageState extends State<CollectionPage> {
 
   @override
   Widget build(BuildContext context) {
+    SharedLinkProvider provider = context.watch<SharedLinkProvider>();
+    selectedMapsLink = provider.currentMapsLinkMetadata;
     if (BookmarksProvider.selectedCollectionId == null) {
       Navigator.of(context).pop();
     }
@@ -49,7 +66,18 @@ class _CollectionPageState extends State<CollectionPage> {
     );
 
     return Scaffold(
-      appBar: AppBar(title: Text(collection.name)),
+      appBar: AppBar(
+        title: selectedMapsLink != null
+            ? Text('Add to ${collection.name}')
+            : Text(collection.name),
+        actions: [
+          if (selectedMapsLink != null)
+            TextButton(
+              onPressed: () => provider.removeCurrentMapsLink(),
+              child: Text('Cancel'),
+            ),
+        ],
+      ),
       body: ListView.builder(
         itemBuilder: (context, index) =>
             bookmarkListBuilder(context, bookmarks.elementAt(index)),
@@ -57,7 +85,7 @@ class _CollectionPageState extends State<CollectionPage> {
       ),
       floatingActionButton: FloatingActionButton(
         onPressed: onAddButtonPressed,
-        child: Icon(Icons.add),
+        child: Icon(selectedMapsLink != null ? Icons.save : Icons.add),
       ),
     );
   }

lib/pages/collections_list_page.dart

@@ -18,12 +18,23 @@ class CollectionsListPage extends StatefulWidget {
 
 class _CollectionsListPageState extends State<CollectionsListPage> {
   final collections = Storage.loadCollections();
+  bool addingNewBookmark = false;
 
   @override
   Widget build(BuildContext context) {
     final provider = context.watch<SharedLinkProvider>();
+    addingNewBookmark = provider.currentMapsLinkMetadata != null;
     return Scaffold(
-      appBar: AppBar(),
+      appBar: AppBar(
+        title: addingNewBookmark ? Text('Choose Collection') : null,
+        actions: [
+          if (addingNewBookmark)
+            TextButton(
+              onPressed: () => provider.removeCurrentMapsLink(),
+              child: Text('Cancel'),
+            ),
+        ],
+      ),
       floatingActionButton: FloatingActionButton(
         onPressed: onAddButtonPressed,
         child: Icon(Icons.add),
@@ -32,9 +43,9 @@ class _CollectionsListPageState extends State<CollectionsListPage> {
         itemBuilder: itemBuilder,
         itemCount: collections.length,
       ),
-      bottomSheet: provider.currentMapsLinkMetadata == null
-          ? null
-          : BottomSheet(onClosing: () {}, builder: bottomSheetBuilder),
+      // bottomSheet: provider.currentMapsLinkMetadata == null
+      //     ? null
+      //     : BottomSheet(onClosing: () {}, builder: bottomSheetBuilder),
     );
   }
 
@@ -51,29 +62,34 @@ class _CollectionsListPageState extends State<CollectionsListPage> {
     );
   }
 
-  void onAddButtonPressed() => showDialog(
-    context: context,
-    builder: (context) =>
-        CreateBookmarkCollectionDialog(onSavePressed: onCollectionSaved),
-  );
+  void onAddButtonPressed() =>
+      showDialog(
+        context: context,
+        builder: (context) =>
+            CreateBookmarkCollectionDialog(onSavePressed: onCollectionSaved),
+      ).whenComplete(() {
+        if (addingNewBookmark) navigateToCollection(collections.last.id);
+      });
 
   void onCollectionSaved(String name) {
     collections.add(Collection(name: name));
-    setState(() {});
     Storage.saveCollections(collections);
+    setState(() {});
   }
 
   Widget itemBuilder(BuildContext context, int index) {
     final collection = collections.elementAt(index);
     return ListTile(
       title: Text(collection.name),
-      onTap: () {
-        BookmarksProvider.selectedCollectionId = collection.id;
-        Navigator.pushNamed(context, CollectionPage.routeName);
-      },
+      onTap: () => navigateToCollection(collection.id),
     );
   }
 
+  void navigateToCollection(int collectionId) {
+    BookmarksProvider.selectedCollectionId = collectionId;
+    Navigator.pushNamed(context, CollectionPage.routeName);
+  }
+
   @override
   void didChangeDependencies() {
     super.didChangeDependencies();