import 'device.dart';
import 'zone.dart';

class AutomationRule {
  AutomationRule({
    required this.id,
    required this.conditionSensorType,
    required this.conditionOperator,
    required this.conditionValue,
    required this.actionType,
    required this.actionParams,
    required this.isActive,
    this.zone,
    this.targetDevice,
    this.conditionSourceDevice,
  });

  final int id;
  final Zone? zone;
  final Device? targetDevice;
  final Device? conditionSourceDevice;
  final String conditionSensorType;
  final String conditionOperator; // ">", "<", ">=", "<=", "=="
  final double conditionValue;
  final String actionType; // "turn_on", "turn_off", "set_level", ...
  final Map<String, dynamic> actionParams;
  final bool isActive;

  /// `action_params.level` for `set_level` rules, if present.
  num? get level => actionParams['level'] as num?;

  factory AutomationRule.fromJson(Map<String, dynamic> json) => AutomationRule(
        id: json['id'] as int,
        zone: json['zone'] is Map ? Zone.fromJson(json['zone'] as Map<String, dynamic>) : null,
        targetDevice:
            json['target_device'] is Map ? Device.fromJson(json['target_device'] as Map<String, dynamic>) : null,
        conditionSourceDevice: json['condition_source_device'] is Map
            ? Device.fromJson(json['condition_source_device'] as Map<String, dynamic>)
            : null,
        conditionSensorType: json['condition_sensor_type'] as String,
        conditionOperator: json['condition_operator'] as String,
        conditionValue: (json['condition_value'] as num).toDouble(),
        actionType: json['action_type'] as String,
        actionParams: Map<String, dynamic>.from(json['action_params'] as Map? ?? const {}),
        isActive: json['is_active'] as bool? ?? false,
      );
}