Can save expenses to local list

moneymgr_mobile/lib/widgets/expense_editor.dart

@@ -10,9 +10,11 @@ import 'package:moneymgr_mobile/utils/extensions.dart';
 import 'package:moneymgr_mobile/utils/time_utils.dart';
 import 'package:moneymgr_mobile/widgets/pdf_viewer.dart';
 
+import '../utils/hooks.dart';
+
 class ExpenseEditor extends HookConsumerWidget {
   final Uint8List file;
-  final Function(BaseExpenseInfo) onFinished;
+  final Future<void> Function(BaseExpenseInfo) onFinished;
   final Function()? onRescan;
 
   const ExpenseEditor({
@@ -30,6 +32,8 @@ class ExpenseEditor extends HookConsumerWidget {
     final costController = useTextEditingController();
     final timeController = useState(DateTime.now());
 
+    final (:pending, :snapshot, :hasError) = useAsyncTask();
+
     // Pick a new date
     handlePickDate() async {
       final date = await showDatePicker(
@@ -48,10 +52,10 @@ class ExpenseEditor extends HookConsumerWidget {
         return;
       }
 
-      onFinished(
+      pending.value = onFinished(
         BaseExpenseInfo(
           label: labelController.text,
-          cost: int.tryParse(costController.text) ?? 0,
+          cost: double.tryParse(costController.text) ?? 0,
           time: timeController.value,
         ),
       );
@@ -79,7 +83,13 @@ class ExpenseEditor extends HookConsumerWidget {
           ),
 
           // Submit
-          IconButton(onPressed: handleSubmit, icon: Icon(Icons.save)),
+          snapshot.connectionState == ConnectionState.waiting
+              ? CircularProgressIndicator()
+              : IconButton(
+                  onPressed: handleSubmit,
+                  icon: Icon(Icons.save),
+                  color: hasError ? Colors.red : null,
+                ),
         ],
       ),
       body: Column(
@@ -94,7 +104,10 @@ class ExpenseEditor extends HookConsumerWidget {
           // Cost
           TextField(
             controller: costController,
-            keyboardType: TextInputType.number,
+            keyboardType: TextInputType.numberWithOptions(
+              decimal: true,
+              signed: false,
+            ),
             decoration: const InputDecoration(labelText: 'Cost'),
             textInputAction: TextInputAction.done,
           ),