import 'package:fis_measure/interfaces/process/items/item.dart';
import 'package:fis_measure/interfaces/process/items/item_metas.dart';
import 'package:fis_measure/process/calcuators/ray.dart';
import 'package:fis_measure/process/items/top_item_feature.dart';
import 'package:fis_measure/process/primitives/ray.dart';
import 'package:fis_measure/process/items/item.dart';
import 'package:fis_measure/process/items/item_feature.dart';
import 'package:fis_measure/process/items/top_item.dart';

abstract class TwoRayAbstract<T extends MeasureItemFeature>
    extends TopMeasureItem<T> {
  TwoRayAbstract(ItemMeta meta) : super(meta);

  MeasureItem get child1;
  MeasureItem get child2;
}

class TwoRay extends TwoRayAbstract<TwoRayFeature> {
  @override
  bool get ifAutoFinish => true;
  @override
  bool get ifAutoStart => true;
  @override
  bool get finishAfterUnactive => false;

  late final Ray x;
  late final Ray y;

  TwoRay(ItemMeta meta) : super(meta) {
    final metaX = meta.childItems[0];
    final metaY = meta.childItems[1];

    x = Ray.createRay(metaX, this);
    y = Ray.createRay(metaY, this);
    //TODO:[Gavin] angle 没有传来，暂时写死
    y.initializeAngle = 45;
    childItems.add(x);
    childItems.add(y);
  }

  @override
  Ray get child1 => x;

  @override
  Ray get child2 => y;

  @override
  TwoRayFeature buildFeature() => TwoRayFeature(this);

  @override
  void onCancelingOnce() {}

  static TwoRay createTwoRay(ItemMeta meta, [IMeasureItem? parent]) {
    TwoRay twoRay = TwoRay(meta);
    twoRay.calculator = RayDepthCal(twoRay.child1);
    return twoRay;
  }
}

class TwoRayFeature extends TopMeasureItemFeature {
  TwoRayFeature(
    ITopMeasureItem refItem,
  ) : super(refItem);
}