improve parsing

lib/scan_screen.dart

@@ -2,6 +2,7 @@
 library;
 
 import 'dart:io';
+import 'dart:ui' as ui;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -102,12 +103,22 @@ class _ScanScreenState extends State<ScanScreen> {
     });
 
     final recognizer = TextRecognizer(script: TextRecognitionScript.latin);
+    RecognizedText? recognized;
+    double imageWidth = 0;
+    double imageHeight = 0;
     try {
+      final bytes = await File(imagePath).readAsBytes();
+      final codec = await ui.instantiateImageCodec(bytes);
+      final frame = await codec.getNextFrame();
+      imageWidth = frame.image.width.toDouble();
+      imageHeight = frame.image.height.toDouble();
+      frame.image.dispose();
+
       final inputImage = InputImage.fromFilePath(imagePath);
-      final recognized = await recognizer.processImage(inputImage);
+      recognized = await recognizer.processImage(inputImage);
       if (!mounted) return;
       setState(() {
-        _extractedText = recognized.text.trim();
+        _extractedText = recognized!.text.trim();
         if (_extractedText.isEmpty) {
           _error = 'No text found in this image.';
         }
@@ -131,8 +142,14 @@ class _ScanScreenState extends State<ScanScreen> {
       }
     }
 
-    if (mounted && _extractedText.isNotEmpty) {
-      await _openReview(_extractedText);
+    if (mounted && _extractedText.isNotEmpty && recognized != null) {
+      await _openReview(
+        _extractedText,
+        imagePath: imagePath,
+        recognized: recognized,
+        imageWidth: imageWidth,
+        imageHeight: imageHeight,
+      );
     }
   }
 
@@ -150,11 +167,22 @@ class _ScanScreenState extends State<ScanScreen> {
     String rawText, {
     List<LineItem>? items,
     String? imagePath,
+    RecognizedText? recognized,
+    double? imageWidth,
+    double? imageHeight,
   }) async {
     final parsedItems = items;
     ReceiptParseResult? parsed;
     if (parsedItems == null) {
-      parsed = ReceiptParser.parseReceipt(rawText);
+      if (recognized != null && imageWidth != null && imageHeight != null) {
+        parsed = ReceiptParser.parseRecognizedText(
+          recognized,
+          imageWidth: imageWidth,
+          imageHeight: imageHeight,
+        );
+      } else {
+        parsed = ReceiptParser.parseReceipt(rawText);
+      }
     }
     if (!mounted) return;
     final names =
@@ -170,6 +198,8 @@ class _ScanScreenState extends State<ScanScreen> {
           supermarketNames: names.toList(),
           needsReview: parsed != null && !parsed.validationPassed,
           detectedStore: parsed?.store,
+          ocrImageWidth: parsed?.ocrImageWidth,
+          ocrImageHeight: parsed?.ocrImageHeight,
         ),
       ),
     );