import 'package:boardgames_app/components/checker_comp.dart';
import 'package:boardgames_app/games/checkers.dart';
import 'package:boardgames_core/core.dart';
import 'package:boardgames_core/commons.dart';
import 'package:boardgames_core/games.dart';
import 'package:flame/components.dart';
import 'package:flame/events.dart';
import 'package:flutter/material.dart';

final Paint highlight = Paint()..color = Colors.lightBlueAccent;

class EmptyCell extends PositionComponent with HasGameRef<CheckersGame>, Tappable {
  Board board;
  CellPosition boardPosition;
  bool highlighted = false;

  EmptyCell(this.board, this.boardPosition);

  @override
  bool onTapDown(TapDownInfo event) {
    CheckerComp? selected = gameRef.getSelectedChecker();

    if (selected == null) {
      return true;
    }
    if (selected.checker.canMoveTo(boardPosition)) {
      selected.selected = false;
      game.makeMove(selected.checker, boardPosition);
      return false;
    }
    return super.onTapDown(event);
  }

  void checkHightlight(Checker? selected) {
    highlighted = selected != null && selected.canMoveTo(boardPosition);
  }

  @override
  void render(Canvas canvas) {
    if (highlighted) {
      final cellSize = size.toSize().width;
      canvas.drawRect(Rect.fromLTWH(0, 0, cellSize, cellSize), highlight);
    }
  }
}