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/workspace/application.dart';
import 'package:fis_measure/process/calcuators/a_b_ratio.dart';
import 'package:fis_measure/process/calcuators/stenosis.dart';
import 'package:fis_measure/process/calcuators/tei_index.dart';
import 'package:fis_measure/process/calcuators/two_distance.dart';
import 'package:fis_measure/process/items/top_item_feature.dart';
import 'package:fis_measure/process/primitives/straightline.dart';
import 'package:get/get.dart';

import 'two_length.dart';

class TwoStraightLine extends TwoLengthAbstract<TwoStraightLineFeature> {
  late final StraightLine x;
  late final StraightLine y;
  final bool ifVertical;
  final bool ifTimeSpan;

  TwoStraightLine(ItemMeta meta,
      {this.ifVertical = false, this.ifTimeSpan = false})
      : super(meta) {
    final metaX = meta.childItems[0];
    final metaY = meta.childItems[1];

    if (ifVertical) {
      x = StraightLine.createVerticalDistance(metaX, this);
      y = StraightLine.createVerticalDistance(metaY, this);
    } else if (ifTimeSpan) {
      x = StraightLine.createTimeSpan(metaX, this);
      y = StraightLine.createTimeSpan(metaY, this);
    } else {
      x = StraightLine.createDistance(metaX, this);
      y = StraightLine.createDistance(metaY, this);
    }
    childItems.add(x);
    childItems.add(y);
  }

  @override
  StraightLine get child1 => x;

  @override
  StraightLine get child2 => y;

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

  @override
  void onCancelingOnce() {}

  static TwoStraightLine createTwoDistanceBase(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = TwoDistanceCalBase(twoStraightline);

    return twoStraightline;
  }

  static TwoStraightLine createRUV(ItemMeta meta, [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = ResidualUrineCal(twoStraightline);

    return twoStraightline;
  }

  static TwoStraightLine createAbRatioDistance(ItemMeta meta,
      [IMeasureItem? parent]) {
    TwoStraightLine twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = ABRatioCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createStenosisTwoDistance(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = StenosisCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createStenosisTwoVerticalDistance(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifVertical: true);
    twoStraightline.calculator = StenosisCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createAbRatioTwoVerticalDistance(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifVertical: true);
    twoStraightline.calculator = ABRatioCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createAbRatioTwoTimeSpan(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifTimeSpan: true);
    twoStraightline.calculator = ABRatioCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createAbRatioSlope(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifTimeSpan: false);
    twoStraightline.calculator = ABRatioCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createTeiIndex(ItemMeta meta, [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifTimeSpan: true);
    twoStraightline.calculator = TeiIndexCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createVolume(ItemMeta meta, [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = TwoDistanceVolumeCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createTwoDistanceAverage(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = TwoDistanceSumCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createAngle(ItemMeta meta, [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = TwoStraightLineAngleCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createEfTeich(ItemMeta meta, [IMeasureItem? parent]) {
    final isModeBelow = _checkIsModeBelow();
    var twoStraightline = TwoStraightLine(meta, ifVertical: isModeBelow);
    twoStraightline.calculator = EfTeichCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createIvsThck(ItemMeta meta, [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = IvsThckCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createTwoVerticalDistance(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta, ifVertical: true);
    twoStraightline.calculator = RvStudyCal(twoStraightline);
    return twoStraightline;
  }

  static TwoStraightLine createAreaPerimeter(ItemMeta meta,
      [IMeasureItem? parent]) {
    var twoStraightline = TwoStraightLine(meta);
    twoStraightline.calculator = AreaPerimeterByLAndWCal(twoStraightline);
    return twoStraightline;
  }

  static bool _checkIsModeBelow() {
    if (Get.isRegistered<IApplication>()) {
      final app = Get.find<IApplication>();
      final mode = app.currentMode.name.toLowerCase();
      return ["m", "pw"].contains(mode);
    }
    return false;
  }
}

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