Teat - Services - fixed models with provider_id

lib/features/services/data/services_repository.dart

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+import 'package:supabase_flutter/supabase_flutter.dart';
+import '../models/service_model.dart';
+// Importa gli altri modelli se sono in file separati
+
+class ServicesRepository {
+  final _supabase = Supabase.instance.client;
+
+  // --- RECUPERO TUTTI I SERVIZI ---
+  Future<List<ServiceModel>> fetchAllServices() async {
+    try {
+      // La stringa di selezione tira giù il padre e TUTTI i record correlati dalle tabelle figlie
+      final response = await _supabase
+          .from('service')
+          .select('''
+            *,
+            energy_service(*),
+            fin_service(*),
+            entertainment_service(*)
+          ''')
+          .order('created_at', ascending: false);
+
+      return (response as List)
+          .map((map) => ServiceModel.fromMap(map))
+          .toList();
+    } catch (e) {
+      throw Exception('Errore nel recupero servizi: $e');
+    }
+  }
+
+  // --- SALVATAGGIO COMPLETO (A CASCATA) ---
+  Future<void> saveFullService(ServiceModel service) async {
+    try {
+      // 1. Inserimento Padre
+      final serviceData = await _supabase
+          .from('service')
+          .insert(service.toMap())
+          .select()
+          .single();
+
+      final String newId = serviceData['id'];
+
+      // 2. Inserimento Energy (se presenti)
+      if (service.energyServices.isNotEmpty) {
+        final List<Map<String, dynamic>> energyToInsert = [];
+        for (var item in service.energyServices) {
+          energyToInsert.add(item.copyWith(serviceId: newId).toMap());
+        }
+        await _supabase.from('energy_service').insert(energyToInsert);
+      }
+
+      // 3. Inserimento Finanziamenti (se presenti)
+      if (service.finServices.isNotEmpty) {
+        final List<Map<String, dynamic>> finToInsert = [];
+        for (var item in service.finServices) {
+          finToInsert.add(item.copyWith(serviceId: newId).toMap());
+        }
+        await _supabase.from('fin_service').insert(finToInsert);
+      }
+
+      // 4. Inserimento Entertainment (se presenti)
+      if (service.entertainmentServices.isNotEmpty) {
+        final List<Map<String, dynamic>> entToInsert = [];
+        for (var item in service.entertainmentServices) {
+          entToInsert.add(item.copyWith(serviceId: newId).toMap());
+        }
+        await _supabase.from('entertainment_service').insert(entToInsert);
+      }
+    } catch (e) {
+      throw Exception('Errore durante il salvataggio: $e');
+    }
+  }
+
+  // --- ELIMINAZIONE ---
+  // Grazie ai "ON DELETE CASCADE" che hai messo nell'SQL,
+  // cancellando il padre Supabase pialla automaticamente i figli. Top!
+  Future<void> deleteService(String id) async {
+    try {
+      await _supabase.from('service').delete().eq('id', id);
+    } catch (e) {
+      throw Exception('Errore durante l\'eliminazione: $e');
+    }
+  }
+}