From ff82ed105d37dc05203b74ab505880fbb27dad62 Mon Sep 17 00:00:00 2001
From: Oliver <oliver.henry.walters@gmail.com>
Date: Wed, 11 Dec 2024 13:12:30 +1100
Subject: [PATCH] Fix recreation of scanned data

- Ensure RS and GS characters are correctly observed
---
 lib/barcode/camera_controller.dart | 31 +++++++++++++++++++++++++-----
 1 file changed, 26 insertions(+), 5 deletions(-)

diff --git a/lib/barcode/camera_controller.dart b/lib/barcode/camera_controller.dart
index 2e40ef48..fb88a626 100644
--- a/lib/barcode/camera_controller.dart
+++ b/lib/barcode/camera_controller.dart
@@ -1,4 +1,6 @@
 import "dart:math";
+import "dart:typed_data";
+
 import "package:flutter/material.dart";
 import "package:flutter_tabler_icons/flutter_tabler_icons.dart";
 import "package:inventree/app_colors.dart";
@@ -93,17 +95,36 @@ class _CameraBarcodeControllerState extends InvenTreeBarcodeControllerState {
       return;
     }
 
-    String barcode_data = code?.text ?? "";
+    Uint8List raw_data = code?.rawBytes ?? Uint8List(0);
+
+    // Reconstruct barcode from raw data
+    String barcode;
+
+    if (raw_data.isNotEmpty) {
+      barcode = "";
+
+      final buffer = StringBuffer();
+
+      for (int i = 0; i < raw_data.length; i++) {
+        buffer.writeCharCode(raw_data[i]);
+      }
+
+      barcode = buffer.toString();
+
+    } else {
+      barcode = code?.text ?? "";
+    }
 
     if (mounted) {
       setState(() {
-        scanned_code = barcode_data;
-        scanning_paused = barcode_data.isNotEmpty;
+        scanned_code = barcode;
+        scanning_paused = barcode.isNotEmpty;
       });
     }
 
-    if (barcode_data.isNotEmpty) {
-      handleBarcodeData(barcode_data).then((_) {
+    if (barcode.isNotEmpty) {
+
+      handleBarcodeData(barcode).then((_) {
         if (!single_scanning && mounted) {
           // Resume next scan
           setState(() {