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lib/features/operations/blocs/operation_list_cubit.dart

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+import 'package:equatable/equatable.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:flux/core/blocs/session/session_cubit.dart';
+import 'package:flux/features/operations/data/operations_repository.dart';
+import 'package:flux/features/operations/models/operation_model.dart';
+import 'package:get_it/get_it.dart';
+
+part 'operation_list_state.dart';
+
+class OperationListCubit extends Cubit<OperationListState> {
+  final OperationsRepository _repository = GetIt.I<OperationsRepository>();
+  final SessionCubit _sessionCubit = GetIt.I<SessionCubit>();
+
+  OperationListCubit() : super(const OperationListState());
+
+  Future<void> loadOperations({bool refresh = false}) async {
+    if (state.status == OperationListStatus.loading) return;
+    if (!refresh && state.hasReachedMax) return;
+
+    emit(
+      state.copyWith(
+        status: OperationListStatus.loading,
+        errorMessage: null,
+        operations: refresh ? [] : state.operations,
+        hasReachedMax: refresh ? false : state.hasReachedMax,
+      ),
+    );
+
+    try {
+      final currentOffset = refresh ? 0 : state.operations.length;
+      final companyId = _sessionCubit.state.company?.id;
+
+      if (companyId == null) {
+        throw Exception("Company ID non trovato nella sessione");
+      }
+
+      final newOperations = await _repository.fetchOperations(
+        companyId: companyId,
+        offset: currentOffset,
+        limit: 50,
+        searchTerm: state.query,
+        dateRange: state.dateRange,
+      );
+
+      final bool reachedMax = newOperations.length < 50;
+
+      emit(
+        state.copyWith(
+          status: OperationListStatus.success,
+          operations: refresh
+              ? newOperations
+              : [...state.operations, ...newOperations],
+          hasReachedMax: reachedMax,
+        ),
+      );
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: OperationListStatus.failure,
+          errorMessage: "Errore nel caricamento operazioni: $e",
+        ),
+      );
+    }
+  }
+
+  void updateFilters({String? query, DateTimeRange? range}) {
+    emit(
+      state.copyWith(
+        query: query ?? state.query,
+        dateRange: range ?? state.dateRange,
+      ),
+    );
+    loadOperations(refresh: true);
+  }
+
+  void clearFilters() {
+    emit(const OperationListState()); // Resetta tutto allo stato iniziale
+    loadOperations(refresh: true);
+  }
+}