refined responsive ui for dashboard and start customer work

lib/features/customers/blocs/customer_bloc.dart

@@ -0,0 +1,82 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:flux/features/customers/data/customer_repository.dart';
+import 'package:flux/features/customers/models/customer_model.dart';
+import 'package:get_it/get_it.dart';
+
+part 'customer_events.dart';
+part 'customer_state.dart';
+
+class CustomerBloc extends Bloc<CustomerEvent, CustomerState> {
+  final CustomerRepository _repository = GetIt.I<CustomerRepository>();
+
+  CustomerBloc() : super(const CustomerState()) {
+    on<LoadCustomersRequested>(_onLoadCustomers);
+    on<CreateCustomerRequested>(_onCreateCustomer);
+    on<SearchCustomersRequested>(_onSearchCustomers);
+  }
+
+  Future<void> _onLoadCustomers(
+    LoadCustomersRequested event,
+    Emitter<CustomerState> emit,
+  ) async {
+    emit(state.copyWith(status: CustomerStatus.loading));
+    try {
+      final customers = await _repository.getCustomers(event.companyId);
+      emit(
+        state.copyWith(status: CustomerStatus.success, customers: customers),
+      );
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: CustomerStatus.failure,
+          errorMessage: e.toString(),
+        ),
+      );
+    }
+  }
+
+  Future<void> _onCreateCustomer(
+    CreateCustomerRequested event,
+    Emitter<CustomerState> emit,
+  ) async {
+    emit(state.copyWith(status: CustomerStatus.loading));
+    try {
+      final newCustomer = await _repository.createCustomer(event.customer);
+
+      // Aggiorniamo la lista locale aggiungendo il nuovo cliente in cima
+      final updatedList = List<CustomerModel>.from(state.customers)
+        ..insert(0, newCustomer);
+
+      emit(
+        state.copyWith(
+          status: CustomerStatus.success,
+          customers: updatedList,
+          lastCreatedCustomer:
+              newCustomer, // Lo passiamo per le Dialog "al volo"
+        ),
+      );
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: CustomerStatus.failure,
+          errorMessage: e.toString(),
+        ),
+      );
+    }
+  }
+
+  Future<void> _onSearchCustomers(
+    SearchCustomersRequested event,
+    Emitter<CustomerState> emit,
+  ) async {
+    // Non mettiamo loading per evitare flickering durante la digitazione
+    try {
+      final results = await _repository.searchCustomers(
+        event.companyId,
+        event.query,
+      );
+      emit(state.copyWith(status: CustomerStatus.success, customers: results));
+    } catch (_) {}
+  }
+}