multiple receipts in a trip

lib/products_screen.dart

@@ -263,29 +263,34 @@ class _ProductsScreenState extends State<ProductsScreen> {
         children: [
           Padding(
             padding: const EdgeInsets.fromLTRB(16, 4, 16, 4),
-            child: SegmentedButton<ProductSort>(
-              segments: const [
-                ButtonSegment(
-                  value: ProductSort.name,
-                  label: Text('A–Z'),
-                ),
-                ButtonSegment(
-                  value: ProductSort.preferred,
-                  label: Text('Frequent'),
-                ),
-                ButtonSegment(
-                  value: ProductSort.favourite,
-                  icon: Icon(Icons.star),
-                  label: Text('Star'),
-                ),
-              ],
-              selected: {_sort},
-              onSelectionChanged: (selected) {
-                setState(() {
-                  _sort = selected.first;
-                });
-                _load();
-              },
+            child: SizedBox(
+              width: double.infinity,
+              child: SegmentedButton<ProductSort>(
+                expandedInsets: EdgeInsets.zero,
+                showSelectedIcon: false,
+                segments: const [
+                  ButtonSegment(
+                    value: ProductSort.name,
+                    label: Text('A–Z'),
+                  ),
+                  ButtonSegment(
+                    value: ProductSort.preferred,
+                    label: Text('Frequent'),
+                  ),
+                  ButtonSegment(
+                    value: ProductSort.favourite,
+                    icon: Icon(Icons.star),
+                    label: Text('Star'),
+                  ),
+                ],
+                selected: {_sort},
+                onSelectionChanged: (selected) {
+                  setState(() {
+                    _sort = selected.first;
+                  });
+                  _load();
+                },
+              ),
             ),
           ),
           if (_nameIssues.isNotEmpty && !_editing)

lib/review_screen.dart

@@ -8,6 +8,7 @@ import 'package:flutter/material.dart';
 import 'models/line_item.dart';
 import 'services/app_settings.dart';
 import 'services/product_repository.dart';
+import 'services/receipt_capture.dart';
 import 'utils/dates.dart';
 import 'utils/money.dart';
 import 'utils/supermarkets.dart';
@@ -56,12 +57,19 @@ class _ReviewScreenState extends State<ReviewScreen> {
   List<String> _tagSuggestions = [];
   String? _highlightedItemId;
   bool _showTripExtras = false;
+  late String _rawText;
+  String? _imagePath;
+  late bool _needsReview;
+  bool _addingReceipt = false;
 
   @override
   void initState() {
     super.initState();
     _items = List<LineItem>.from(widget.items);
     _shoppedAt = DateTime.now();
+    _rawText = widget.rawText;
+    _imagePath = widget.imagePath;
+    _needsReview = widget.needsReview;
     final detected = detectSupermarket(
       widget.rawText,
       names: widget.supermarketNames,
@@ -96,10 +104,56 @@ class _ReviewScreenState extends State<ReviewScreen> {
   }
 
   bool get _hasReceipt {
-    final path = widget.imagePath;
+    final path = _imagePath;
     return path != null && path.isNotEmpty && File(path).existsSync();
   }
 
+  Future<void> _addReceipt() async {
+    if (_saving || _addingReceipt) return;
+    setState(() => _addingReceipt = true);
+    try {
+      final captured = await captureAndParseReceipt(context);
+      if (captured == null || !mounted) return;
+
+      final keepExistingPhoto = _hasReceipt;
+      final merged = [
+        for (final item in captured.items)
+          keepExistingPhoto
+              ? item.copyWith(clearSourceBounds: true)
+              : item,
+      ];
+
+      setState(() {
+        _items.addAll(merged);
+        _needsReview = _needsReview || captured.needsReview;
+        if (_rawText.isEmpty) {
+          _rawText = captured.rawText;
+        } else if (captured.rawText.isNotEmpty) {
+          _rawText = '$_rawText\n\n---\n\n${captured.rawText}';
+        }
+        if (!keepExistingPhoto && captured.imagePath != null) {
+          _imagePath = captured.imagePath;
+        }
+        if (_supermarket == null && captured.detectedStore != null) {
+          _supermarket = captured.detectedStore;
+        }
+        _highlightedItemId = null;
+      });
+
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            merged.length == 1
+                ? 'Added 1 item from receipt.'
+                : 'Added ${merged.length} items from receipt.',
+          ),
+        ),
+      );
+    } finally {
+      if (mounted) setState(() => _addingReceipt = false);
+    }
+  }
+
   Future<void> _edit({LineItem? existing}) async {
     final result = await showItemEditSheet(context, item: existing);
     if (result == null || !mounted) return;
@@ -139,7 +193,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
   }
 
   Future<void> _openReceiptPanel() async {
-    final path = widget.imagePath;
+    final path = _imagePath;
     if (path == null || path.isEmpty) return;
     final file = File(path);
     if (!file.existsSync()) return;
@@ -198,7 +252,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
   }
 
   Future<void> _openOcrPanel() async {
-    if (widget.rawText.isEmpty) return;
+    if (_rawText.isEmpty) return;
     await showModalBottomSheet<void>(
       context: context,
       isScrollControlled: true,
@@ -218,7 +272,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
                     maxHeight: MediaQuery.sizeOf(context).height * 0.55,
                   ),
                   child: SingleChildScrollView(
-                    child: SelectableText(widget.rawText),
+                    child: SelectableText(_rawText),
                   ),
                 ),
               ],
@@ -249,7 +303,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
         supermarket: supermarket,
         shoppedAt: _shoppedAt,
         items: _items,
-        receiptImagePath: widget.imagePath,
+        receiptImagePath: _imagePath,
         name: _tripName.text,
         tags: _tags,
       );
@@ -288,7 +342,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
     return Scaffold(
       appBar: AppBar(
         title: Text(
-          widget.rawText.isEmpty && widget.imagePath == null
+          _rawText.isEmpty && _imagePath == null
               ? 'New trip'
               : 'Review items',
         ),
@@ -300,7 +354,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.stretch,
               children: [
-                if (widget.needsReview) ...[
+                if (_needsReview) ...[
                   Material(
                     color: theme.colorScheme.errorContainer,
                     borderRadius: BorderRadius.circular(12),
@@ -489,7 +543,7 @@ class _ReviewScreenState extends State<ReviewScreen> {
               ],
             ),
           ),
-          if (_hasReceipt || widget.rawText.isNotEmpty)
+          if (_hasReceipt || _rawText.isNotEmpty)
             Padding(
               padding: const EdgeInsets.fromLTRB(16, 0, 16, 4),
               child: Row(
@@ -497,17 +551,21 @@ class _ReviewScreenState extends State<ReviewScreen> {
                   if (_hasReceipt)
                     Expanded(
                       child: OutlinedButton.icon(
-                        onPressed: _saving ? null : _openReceiptPanel,
+                        onPressed: _saving || _addingReceipt
+                            ? null
+                            : _openReceiptPanel,
                         icon: const Icon(Icons.receipt_long_outlined, size: 18),
                         label: const Text('Receipt'),
                       ),
                     ),
-                  if (_hasReceipt && widget.rawText.isNotEmpty)
+                  if (_hasReceipt && _rawText.isNotEmpty)
                     const SizedBox(width: 8),
-                  if (widget.rawText.isNotEmpty)
+                  if (_rawText.isNotEmpty)
                     Expanded(
                       child: OutlinedButton.icon(
-                        onPressed: _saving ? null : _openOcrPanel,
+                        onPressed: _saving || _addingReceipt
+                            ? null
+                            : _openOcrPanel,
                         icon: const Icon(Icons.text_snippet_outlined, size: 18),
                         label: const Text('OCR text'),
                       ),
@@ -521,14 +579,40 @@ class _ReviewScreenState extends State<ReviewScreen> {
               child: Column(
                 crossAxisAlignment: CrossAxisAlignment.stretch,
                 children: [
-                  OutlinedButton.icon(
-                    onPressed: _saving ? null : () => _edit(),
-                    icon: const Icon(Icons.add),
-                    label: const Text('Add item'),
+                  Row(
+                    children: [
+                      Expanded(
+                        child: OutlinedButton.icon(
+                          onPressed: _saving || _addingReceipt
+                              ? null
+                              : () => _edit(),
+                          icon: const Icon(Icons.add),
+                          label: const Text('Add item'),
+                        ),
+                      ),
+                      const SizedBox(width: 8),
+                      Expanded(
+                        child: OutlinedButton.icon(
+                          onPressed: _saving || _addingReceipt
+                              ? null
+                              : _addReceipt,
+                          icon: _addingReceipt
+                              ? const SizedBox(
+                                  width: 16,
+                                  height: 16,
+                                  child: CircularProgressIndicator(
+                                    strokeWidth: 2,
+                                  ),
+                                )
+                              : const Icon(Icons.receipt_long_outlined),
+                          label: const Text('Add receipt'),
+                        ),
+                      ),
+                    ],
                   ),
                   const SizedBox(height: 8),
                   FilledButton(
-                    onPressed: _saving ? null : _confirm,
+                    onPressed: _saving || _addingReceipt ? null : _confirm,
                     child: Text(
                       _saving ? 'Saving…' : 'Save trip · ${formatEuro(total)}',
                     ),

lib/services/receipt_capture.dart

@@ -0,0 +1,188 @@
+/// Shared pick → crop → OCR → parse flow for adding a receipt to a trip.
+library;
+
+import 'dart:io';
+import 'dart:ui' as ui;
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:google_mlkit_text_recognition/google_mlkit_text_recognition.dart';
+import 'package:image_picker/image_picker.dart';
+
+import '../crop_receipt_screen.dart';
+import '../models/line_item.dart';
+import 'receipt_parser.dart';
+
+class CapturedReceiptParse {
+  const CapturedReceiptParse({
+    required this.items,
+    required this.rawText,
+    this.imagePath,
+    this.needsReview = false,
+    this.detectedStore,
+  });
+
+  final List<LineItem> items;
+  final String rawText;
+  final String? imagePath;
+  final bool needsReview;
+  final String? detectedStore;
+}
+
+/// Asks camera vs gallery, crops, runs OCR, and returns parsed items.
+///
+/// Returns null if the user cancels at any step.
+Future<CapturedReceiptParse?> captureAndParseReceipt(
+  BuildContext context, {
+  ImagePicker? picker,
+}) async {
+  final source = await showModalBottomSheet<ImageSource>(
+    context: context,
+    showDragHandle: true,
+    builder: (context) {
+      return SafeArea(
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            ListTile(
+              leading: const Icon(Icons.photo_camera_outlined),
+              title: const Text('Take photo'),
+              onTap: () => Navigator.pop(context, ImageSource.camera),
+            ),
+            ListTile(
+              leading: const Icon(Icons.photo_library_outlined),
+              title: const Text('Pick from gallery'),
+              onTap: () => Navigator.pop(context, ImageSource.gallery),
+            ),
+          ],
+        ),
+      );
+    },
+  );
+  if (source == null || !context.mounted) return null;
+
+  final imagePicker = picker ?? ImagePicker();
+  final file = await imagePicker.pickImage(source: source, imageQuality: 95);
+  if (file == null || !context.mounted) return null;
+
+  final croppedPath = await Navigator.of(context).push<String>(
+    MaterialPageRoute(
+      fullscreenDialog: true,
+      builder: (_) => CropReceiptScreen(imagePath: file.path),
+    ),
+  );
+  if (croppedPath == null || !context.mounted) return null;
+
+  return _runOcrAndParse(context, croppedPath);
+}
+
+Future<CapturedReceiptParse?> _runOcrAndParse(
+  BuildContext context,
+  String imagePath,
+) async {
+  showDialog<void>(
+    context: context,
+    barrierDismissible: false,
+    builder: (context) {
+      return const PopScope(
+        canPop: false,
+        child: Center(
+          child: Card(
+            child: Padding(
+              padding: EdgeInsets.all(24),
+              child: Column(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  CircularProgressIndicator(),
+                  SizedBox(height: 16),
+                  Text('Reading receipt…'),
+                ],
+              ),
+            ),
+          ),
+        ),
+      );
+    },
+  );
+
+  final recognizer = TextRecognizer(script: TextRecognitionScript.latin);
+  try {
+    final bytes = await File(imagePath).readAsBytes();
+    final codec = await ui.instantiateImageCodec(bytes);
+    final frame = await codec.getNextFrame();
+    final imageWidth = frame.image.width.toDouble();
+    final imageHeight = frame.image.height.toDouble();
+    frame.image.dispose();
+
+    final recognized = await recognizer.processImage(
+      InputImage.fromFilePath(imagePath),
+    );
+    final rawText = recognized.text.trim();
+    if (rawText.isEmpty) {
+      if (context.mounted) {
+        Navigator.of(context, rootNavigator: true).pop();
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('No text found in this image.')),
+        );
+      }
+      return null;
+    }
+
+    final parsed = ReceiptParser.parseRecognizedText(
+      recognized,
+      imageWidth: imageWidth,
+      imageHeight: imageHeight,
+    );
+
+    if (context.mounted) {
+      Navigator.of(context, rootNavigator: true).pop();
+    }
+
+    if (parsed.items.isEmpty) {
+      if (context.mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('No products found on this receipt.')),
+        );
+      }
+      return null;
+    }
+
+    // Fresh ids so merged trips never collide with existing item keys.
+    final stamp = DateTime.now().microsecondsSinceEpoch;
+    final items = [
+      for (var i = 0; i < parsed.items.length; i++)
+        parsed.items[i].copyWith(id: 'merged-$stamp-$i'),
+    ];
+
+    return CapturedReceiptParse(
+      items: items,
+      rawText: rawText,
+      imagePath: imagePath,
+      needsReview: !parsed.validationPassed,
+      detectedStore: parsed.store,
+    );
+  } on PlatformException catch (error) {
+    if (context.mounted) {
+      Navigator.of(context, rootNavigator: true).pop();
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            'Could not read text from this image.'
+            '${error.message == null || error.message!.isEmpty ? '' : '\n${error.message}'}',
+          ),
+        ),
+      );
+    }
+    return null;
+  } catch (error) {
+    if (context.mounted) {
+      Navigator.of(context, rootNavigator: true).pop();
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text('Could not read text from this image.\n$error')),
+      );
+    }
+    return null;
+  } finally {
+    await recognizer.close();
+  }
+}

lib/services/receipt_parse_config.dart

@@ -132,20 +132,19 @@ class ReceiptParseConfig {
 
   /// True if [line] matches a config keyword.
   ///
-  /// Short tokens (3 characters or fewer) use a word boundary so `PIN` does
-  /// not match `SPINAZIE`. Longer tokens use a case-insensitive substring,
-  /// and a letter-only compact form so OCR splits like `Betaal d:` still
-  /// match `BETAALD`.
+  /// Always uses word boundaries so `CHIP` does not match `CHIPS` and `PIN`
+  /// does not match `SPINAZIE`. A letter-only compact form is a fallback for
+  /// OCR splits like `Betaal d:` → `BETAALD` (only for keywords of length ≥ 5,
+  /// so short tokens like `CHIP` cannot match inside longer product words).
   bool matchesKeyword(String line, String keyword) {
     final upper = line.toUpperCase();
     final key = keyword.toUpperCase();
-    if (key.length <= 3) {
-      return RegExp('\\b${RegExp.escape(key)}\\b').hasMatch(upper);
+    if (RegExp('\\b${RegExp.escape(key)}\\b').hasMatch(upper)) {
+      return true;
     }
-    if (upper.contains(key)) return true;
     final compactLine = upper.replaceAll(RegExp(r'[^A-Z0-9]'), '');
     final compactKey = key.replaceAll(RegExp(r'[^A-Z0-9]'), '');
-    return compactKey.length >= 4 && compactLine.contains(compactKey);
+    return compactKey.length >= 5 && compactLine.contains(compactKey);
   }
 
   bool isStandaloneKeywordLine(String line, List<String> keywords) {

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(

test/receipt_parser_test.dart

@@ -154,6 +154,19 @@ Bedr.Incl 2,09
     expect(items, hasLength(26));
   });
 
+  test('does not treat CHIPS as payment keyword CHIP', () {
+    final items = ReceiptParser.parse('''
+AH Protein
+AH Chips
+1,49
+0.69
+''');
+
+    expect(items, hasLength(2));
+    expect(items.map((item) => item.name), ['AH Protein', 'AH Chips']);
+    expect(items.map((item) => item.price), [1.49, 0.69]);
+  });
+
   test('scan path uses column parser for Jumbo name-then-price OCR dump', () {
     const ocr = '''
 BIO VASTKOKEND AARD