refactor pesantissimo dei Customer Files

lib/features/customers/data/customer_repository.dart

@@ -1,5 +1,8 @@
+import 'dart:io';
+
 import 'package:file_picker/file_picker.dart';
 import 'package:flux/core/blocs/session/session_cubit.dart';
+import 'package:flux/core/utils/functions.dart';
 import 'package:flux/core/utils/string_extensions.dart';
 import 'package:flux/features/customers/models/customer_file_model.dart';
 import 'package:get_it/get_it.dart';
@@ -76,6 +79,19 @@ class CustomerRepository {
     }
   }
 
+  /// Ascolta in tempo reale i file caricati per un cliente
+  Stream<List<CustomerFileModel>> getCustomerFilesStream(String customerId) {
+    return _supabase
+        .from('customer_file')
+        .stream(primaryKey: ['id'])
+        .eq('customer_id', customerId)
+        .order('created_at', ascending: false)
+        .map(
+          (listOfMaps) =>
+              listOfMaps.map((map) => CustomerFileModel.fromMap(map)).toList(),
+        );
+  }
+
   /// Recupera i file di un cliente specifico
   Future<List<CustomerFileModel>> getCustomerFiles(String customerId) async {
     try {
@@ -113,7 +129,7 @@ class CustomerRepository {
       customerId: customerId,
       name: cleanFileName.fileNameWithoutExtension(),
       extension: cleanFileName.fileExtension(),
-      url: storagePath,
+      storagePath: storagePath,
       fileSize: fileSize,
     );
     final String mimeType = fileToSave.extension.toLowerCase() == 'pdf'
@@ -161,9 +177,13 @@ class CustomerRepository {
   }
 
   /// Elimina un file dallo storage
-  Future<void> deleteDocument(String fullPath) async {
-    // Il path dovrebbe essere ricavato dall'URL
-    final path = fullPath.split('documents/').last;
-    await _supabase.storage.from('documents').remove([path]);
+  Future<void> deleteDocument(CustomerFileModel file) async {
+    try {
+      final path = await getSignedUrl(file.storagePath);
+      await _supabase.from('customer_file').delete().eq('id', file.id!);
+      await _supabase.storage.from('documents').remove([path]);
+    } on Exception catch (e) {
+      throw 'Errore durante l\'eliminazione del file: $e';
+    }
   }
 }