import 'package:flame/components.dart';
import 'package:flame_forge2d/flame_forge2d.dart';
import 'package:flutter/material.dart';
import 'package:pinball/game/behaviors/behaviors.dart';
import 'package:pinball/game/components/dino_desert/behaviors/behaviors.dart';
import 'package:pinball/game/game.dart';
import 'package:pinball_components/pinball_components.dart';

/// {@template dino_desert}
/// Area located next to the [Launcher] containing the [ChromeDino],
/// [DinoWalls], and the [Slingshots].
/// {@endtemplate}
class DinoDesert extends Component {
  /// {@macro dino_desert}
  DinoDesert()
      : super(
          children: [
            ChromeDino(
              children: [
                ScoringContactBehavior(points: Points.twoHundredThousand)
                  ..applyTo(['inside_mouth']),
              ],
            )..initialPosition = Vector2(12.2, -6.9),
            _BarrierBehindDino(),
            DinoWalls(),
            Slingshots(),
            ChromeDinoBonusBehavior(),
          ],
        );

  /// Creates [DinoDesert] without any children.
  ///
  /// This can be used for testing [DinoDesert]'s behaviors in isolation.
  @visibleForTesting
  DinoDesert.test();
}

class _BarrierBehindDino extends BodyComponent {
  _BarrierBehindDino() : super(renderBody: false);

  @override
  Body createBody() {
    final shape = EdgeShape()
      ..set(
        Vector2(25.3, -14.2),
        Vector2(25.3, -7.7),
      );

    return world.createBody(BodyDef())..createFixtureFromShape(shape);
  }
}