flutterApp/lib/features/devices/presentation/bloc/device_task_state.dart

import 'package:equatable/equatable.dart';
import '../../domain/entities/device_task_entity.dart';

enum DeviceTaskOperationType {
  none,
  cancel,
  pause,
  recovery,
}

class DeviceTaskState extends Equatable {
  final List<DeviceTaskEntity> taskPool;
  final DeviceTaskEntity? currentTask;
  final int? currentTaskId;
  final List<DeviceTaskEntity> activeTasks; // 🔥 活跃任务列表（供用户选择）
  final bool isLoading;
  final String? errorMessage;
  final DeviceTaskOperationType operationType;
  final bool shouldShowError; // 🔥 标记是否需要显示错误弹窗

  const DeviceTaskState({
    this.taskPool = const [],
    this.currentTask,
    this.currentTaskId,
    this.activeTasks = const [], // 🔥 默认空列表
    this.isLoading = false,
    this.errorMessage,
    this.operationType = DeviceTaskOperationType.none,
    this.shouldShowError = false,
  });

  DeviceTaskState copyWith({
    List<DeviceTaskEntity>? taskPool,
    DeviceTaskEntity? currentTask,
    int? currentTaskId,
    List<DeviceTaskEntity>? activeTasks, // 🔥 新增
    bool? isLoading,
    String? errorMessage,
    DeviceTaskOperationType? operationType,
    bool? shouldShowError,
  }) {
    return DeviceTaskState(
      taskPool: taskPool ?? this.taskPool,
      currentTask: currentTask ?? this.currentTask,
      currentTaskId: currentTaskId ?? this.currentTaskId,
      activeTasks: activeTasks ?? this.activeTasks, // 🔥 新增
      isLoading: isLoading ?? this.isLoading,
      errorMessage: errorMessage,
      operationType: operationType ?? this.operationType,
      shouldShowError: shouldShowError ?? false, // 🔥 默认重置为 false
    );
  }

  @override
  List<Object?> get props => [
        taskPool,
        currentTask,
        currentTaskId,
        activeTasks, // 🔥 新增
        isLoading,
        errorMessage,
        operationType,
        shouldShowError,
      ];
}