multiple receipts in a trip

lib/shop_detail_screen.dart

@@ -9,6 +9,7 @@ import 'models/line_item.dart';
 import 'models/shop.dart';
 import 'product_detail_screen.dart';
 import 'services/product_repository.dart';
+import 'services/receipt_capture.dart';
 import 'utils/dates.dart';
 import 'utils/money.dart';
 import 'widgets/confirm_dialog.dart';
@@ -37,6 +38,7 @@ class _ShopDetailScreenState extends State<ShopDetailScreen> {
   bool _editing = false;
   List<String> _tagSuggestions = [];
   int _loadToken = 0;
+  bool _addingReceipt = false;
 
   @override
   void initState() {
@@ -150,6 +152,42 @@ class _ShopDetailScreenState extends State<ShopDetailScreen> {
     }
   }
 
+  Future<void> _addFromReceipt() async {
+    final shop = _shop;
+    if (shop == null || _addingReceipt) return;
+    setState(() => _addingReceipt = true);
+    try {
+      final captured = await captureAndParseReceipt(context);
+      if (captured == null || !mounted) return;
+
+      var added = 0;
+      for (final item in captured.items) {
+        await widget.repository.addShopItem(shopId: shop.id, item: item);
+        added++;
+      }
+      if (!mounted) return;
+      await _load();
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            added == 1
+                ? 'Added 1 item from receipt.'
+                : 'Added $added items from receipt.',
+          ),
+        ),
+      );
+    } catch (_) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Could not add items from this receipt.')),
+      );
+      _load();
+    } finally {
+      if (mounted) setState(() => _addingReceipt = false);
+    }
+  }
+
   Future<void> _editItem(ShopItem item) async {
     final result = await showItemEditSheet(
       context,
@@ -299,11 +337,41 @@ class _ShopDetailScreenState extends State<ShopDetailScreen> {
           ),
         ],
       ),
+      floatingActionButtonLocation: FloatingActionButtonLocation.centerFloat,
       floatingActionButton: _editing
-          ? FloatingActionButton.extended(
-              onPressed: _addItem,
-              icon: const Icon(Icons.add),
-              label: const Text('Add product'),
+          ? Padding(
+              padding: const EdgeInsets.symmetric(horizontal: 16),
+              child: Row(
+                children: [
+                  Expanded(
+                    child: FilledButton.tonalIcon(
+                      onPressed: _addingReceipt ? null : _addFromReceipt,
+                      icon: _addingReceipt
+                          ? const SizedBox(
+                              width: 18,
+                              height: 18,
+                              child: CircularProgressIndicator(strokeWidth: 2),
+                            )
+                          : const Icon(Icons.receipt_long_outlined),
+                      label: const Text('Add receipt'),
+                      style: FilledButton.styleFrom(
+                        minimumSize: const Size.fromHeight(52),
+                      ),
+                    ),
+                  ),
+                  const SizedBox(width: 12),
+                  Expanded(
+                    child: FilledButton.icon(
+                      onPressed: _addingReceipt ? null : _addItem,
+                      icon: const Icon(Icons.add),
+                      label: const Text('Add product'),
+                      style: FilledButton.styleFrom(
+                        minimumSize: const Size.fromHeight(52),
+                      ),
+                    ),
+                  ),
+                ],
+              ),
             )
           : null,
       body: Builder(