import 'package:fis_measure/interfaces/process/calculators/values.dart';
import 'package:fis_measure/interfaces/process/items/item.dart';
import 'package:fis_measure/interfaces/process/items/item_metas.dart';
import 'package:fis_measure/interfaces/process/items/terms.dart';
import 'package:fis_measure/process/calcuators/pisa.dart';
import 'package:fis_measure/process/items/top_item.dart';
import 'package:fis_measure/process/items/top_item_feature.dart';
import 'package:vid/us/vid_us_unit.dart';

import '../multi_method/multiple_trace.dart';
import '../straightline.dart';

class Pisa extends TopMeasureItem<PisaFeature> {
  late final StraightLine radius;
  late final MultiTrace trace;
  late final FloatValue _alsVel;

  Pisa(super.meta) {
    final metaRadius = meta.childItems[0];
    final metaTrace = meta.childItems[1];
    radius = StraightLine.createDistance(metaRadius, this);
    trace = MultiTrace.createTrace(metaTrace, this);
    childItems.add(radius);
    childItems.add(trace);
    isCrossAreaMode = true;
    canChildOutputSelf = false;

    final alsVelOutputMeta =
        ItemOutputMeta(MeasureTerms.AlsVel, "Als.Vel", VidUsUnit.cms);
    _alsVel = FloatValue(alsVelOutputMeta, 65.0, alsVelOutputMeta.unit);
    // _alsVel = FloatValue(alsVelOutputMeta, 65.9, alsVelOutputMeta.unit);
  }

  @override
  bool get finishAfterUnactive => true;

  FloatValue get alsVel => _alsVel;

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

  void updateAlsVel(double val) {
    _alsVel.value = val;
    calculator?.calculate();
    update();
  }

  static Pisa createPisa(ItemMeta meta, [IMeasureItem? parent]) {
    var pisa = Pisa(meta);
    pisa.calculator = PisaCal(pisa);
    return pisa;
  }
}

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