From 1ee2758756c7d74b1c51d5be84384e174e80deff Mon Sep 17 00:00:00 2001
From: Mark M2 Macbook <marco@catelli.it>
Date: Sat, 9 May 2026 11:07:38 +0200
Subject: [PATCH] Improve camera image processing with overlay and error
 handling

---
 .../shared_forms/mobile_upload_screen.dart    | 42 +++++++++++++------
 1 file changed, 30 insertions(+), 12 deletions(-)

diff --git a/lib/core/widgets/shared_forms/mobile_upload_screen.dart b/lib/core/widgets/shared_forms/mobile_upload_screen.dart
index 258bea7..6f448fc 100644
--- a/lib/core/widgets/shared_forms/mobile_upload_screen.dart
+++ b/lib/core/widgets/shared_forms/mobile_upload_screen.dart
@@ -276,23 +276,41 @@ class _SharedMobileUploadScreenState extends State<SharedMobileUploadScreen> {
   // --- LOGICA FOTOCAMERA E LIBRERIA ---
   Future<void> _handleCamera() async {
     final picker = ImagePicker();
+    // Apriamo la fotocamera. Qui NON mettiamo il loader perché
+    // l'utente sta guardando l'app nativa del telefono.
     final photo = await picker.pickImage(
       source: ImageSource.camera,
       imageQuality: 80,
     );
-    if (photo != null) {
-      final photoBytes = await photo.readAsBytes();
-      final photoSize = await photo.length();
 
-      final platformFile = PlatformFile(
-        name: photo.name,
-        size: photoSize,
-        path: photo.path,
-        bytes: photoBytes, // I bytes ci salvano la vita su Supabase!
-      );
-      setState(() {
-        _stagedFiles.add(platformFile);
-      });
+    if (photo != null) {
+      // 1. Accendiamo l'overlay "Elaborazione foto..."
+      setState(() => _isProcessingLocal = true);
+
+      // 2. TRUCCO NINJA: Lasciamo "respirare" Flutter per 50ms
+      // in modo che faccia in tempo a disegnare l'overlay grigio sullo schermo
+      // prima che readAsBytes() blocchi il processore!
+      await Future.delayed(const Duration(milliseconds: 50));
+
+      try {
+        // 3. Ora facciamo il lavoro pesante
+        final photoBytes = await photo.readAsBytes();
+        final photoSize = await photo.length();
+
+        final platformFile = PlatformFile(
+          name: photo.name,
+          size: photoSize,
+          path: photo.path,
+          bytes: photoBytes,
+        );
+
+        setState(() {
+          _stagedFiles.add(platformFile);
+        });
+      } finally {
+        // 4. Spegniamo l'overlay, sia che vada a buon fine, sia che ci sia un errore
+        setState(() => _isProcessingLocal = false);
+      }
     }
   }