refactoring

lib/pages/collections_list_page.dart

@@ -0,0 +1,81 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import '../model/collection.dart';
+import '../service/bookmarks_provider.dart';
+import '../service/shared_link_provider.dart';
+import '../service/storage.dart';
+import '../widgets/create_bookmark_collection_dialog.dart';
+import 'collection_page.dart';
+
+class CollectionsListPage extends StatefulWidget {
+  const CollectionsListPage({super.key});
+  static const String routeName = '/collections';
+
+  @override
+  State<CollectionsListPage> createState() => _CollectionsListPageState();
+}
+
+class _CollectionsListPageState extends State<CollectionsListPage> {
+  final collections = Storage.loadCollections();
+
+  @override
+  Widget build(BuildContext context) {
+    final provider = context.watch<SharedLinkProvider>();
+    return Scaffold(
+      appBar: AppBar(),
+      floatingActionButton: FloatingActionButton(
+        onPressed: onAddButtonPressed,
+        child: Icon(Icons.add),
+      ),
+      body: ListView.builder(
+        itemBuilder: itemBuilder,
+        itemCount: collections.length,
+      ),
+      bottomSheet: provider.currentMapsLinkMetadata == null
+          ? null
+          : BottomSheet(onClosing: () {}, builder: bottomSheetBuilder),
+    );
+  }
+
+  Widget bottomSheetBuilder(BuildContext context) {
+    final titleTextFieldController = TextEditingController(
+      text: context
+          .read<SharedLinkProvider>()
+          .currentMapsLinkMetadata!
+          .placeName,
+    );
+    return SizedBox(
+      height: 200,
+      child: TextField(controller: titleTextFieldController),
+    );
+  }
+
+  void onAddButtonPressed() => showDialog(
+    context: context,
+    builder: (context) =>
+        CreateBookmarkCollectionDialog(onSavePressed: onCollectionSaved),
+  );
+
+  void onCollectionSaved(String name) {
+    collections.add(Collection(name: name));
+    setState(() {});
+    Storage.saveCollections(collections);
+  }
+
+  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);
+      },
+    );
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+  }
+}