// lib/model/activity/activity_preview_point.dart

class ActivityPreviewPoint {
  final int activityId;
  final int segmentIndex;
  final int pointIndex;
  final double latitude;
  final double longitude;

  const ActivityPreviewPoint({
    required this.activityId,
    required this.segmentIndex,
    required this.pointIndex,
    required this.latitude,
    required this.longitude,
  });

  Map<String, Object?> toMap() {
    return {
      'activity_id': activityId,
      'segment_index': segmentIndex,
      'point_index': pointIndex,
      'latitude': latitude,
      'longitude': longitude,
    };
  }

  static ActivityPreviewPoint fromMap(Map<String, Object?> map) {
    return ActivityPreviewPoint(
      activityId: map['activity_id'] as int,
      segmentIndex: map['segment_index'] as int,
      pointIndex: map['point_index'] as int,
      latitude: (map['latitude'] as num).toDouble(),
      longitude: (map['longitude'] as num).toDouble(),
    );
  }
}