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

lib/features/services/blocs/services_state.dart

@@ -0,0 +1,57 @@
+part of 'services_cubit.dart';
+
+class ServicesState extends Equatable {
+  final List<ServiceModel> allServices;
+  final ServiceModel? currentService; // La bozza che stiamo editando
+  final bool isLoading;
+  final bool isSaving; // Per mostrare il caricamento solo sul tasto salva
+  final String? errorMessage;
+  final String query;
+  final DateTimeRange? dateRange;
+  final bool hasReachedMax;
+
+  const ServicesState({
+    this.allServices = const [],
+    this.currentService,
+    this.isLoading = false,
+    this.isSaving = false,
+    this.errorMessage,
+    this.query = '',
+    this.dateRange,
+    this.hasReachedMax = false,
+  });
+
+  ServicesState copyWith({
+    List<ServiceModel>? allServices,
+    ServiceModel? currentService,
+    bool? isLoading,
+    bool? isSaving,
+    String? errorMessage,
+    String? query,
+    DateTimeRange? dateRange,
+    bool? hasReachedMax,
+  }) {
+    return ServicesState(
+      allServices: allServices ?? this.allServices,
+      currentService: currentService ?? this.currentService,
+      isLoading: isLoading ?? this.isLoading,
+      isSaving: isSaving ?? this.isSaving,
+      errorMessage: errorMessage,
+      query: query ?? this.query,
+      dateRange: dateRange ?? this.dateRange,
+      hasReachedMax: hasReachedMax ?? this.hasReachedMax,
+    );
+  }
+
+  @override
+  List<Object?> get props => [
+    allServices,
+    currentService,
+    isLoading,
+    isSaving,
+    errorMessage,
+    query,
+    dateRange,
+    hasReachedMax,
+  ];
+}