Refactor service management: streamline service form, enhance state management, and improve loading logic

lib/features/services/models/service_model.dart

@@ -115,12 +115,14 @@ class ServiceModel extends Equatable {
 
   factory ServiceModel.fromMap(Map<String, dynamic> map) {
     return ServiceModel(
-      id: map['id'],
-      createdAt: DateTime.parse(map['created_at']),
-      storeId: map['store_id'],
-      employeeId: map['employee_id'],
-      customerId: map['customer_id'],
-      number: map['number'] ?? '',
+      id: map['id'].toString(),
+      createdAt: map['created_at'] != null
+          ? DateTime.parse(map['created_at'])
+          : DateTime.now(),
+      storeId: map['store_id'] ?? '',
+      employeeId: map['employee_id']?.toString(),
+      customerId: map['customer_id']?.toString(),
+      number: map['number']?.toString() ?? '',
       isBozza: map['bozza'] ?? true,
       note: map['note'] ?? '',
       resultOk: map['result_ok'] ?? true,
@@ -130,7 +132,7 @@ class ServiceModel extends Equatable {
       unica: map['unica'] ?? 0,
       telepass: map['telepass'] ?? 0,
 
-      // Mappaggio delle liste collegate (se incluse nella query)
+      // Estrazione sicura liste collegate
       energyServices:
           (map['energy_service'] as List?)
               ?.map((x) => EnergyServiceModel.fromMap(x))
@@ -146,9 +148,12 @@ class ServiceModel extends Equatable {
               ?.map((x) => EntertainmentServiceModel.fromMap(x))
               .toList() ??
           const [],
+
+      // Display name del cliente con fallback
       customerDisplayName: map['customer'] != null
-          ? "${map['customer']['name']} ${map['customer']['surname']}"
-          : "Cliente sconosciuto",
+          ? "${map['customer']['name'] ?? ''} ${map['customer']['surname'] ?? ''}"
+                .trim()
+          : "Cliente non assegnato",
     );
   }