using PathFinding;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;

namespace Gameboard.ShogiUI.BoardState.Pieces
{
  public class GoldenGeneral : Piece
  {
    public static readonly List<Path> MoveSet = new List<Path>(6)
    {
      new Path(Direction.Up),
      new Path(Direction.UpLeft),
      new Path(Direction.UpRight),
      new Path(Direction.Left),
      new Path(Direction.Right),
      new Path(Direction.Down)
    };
    public GoldenGeneral(WhichPlayer owner) : base(WhichPiece.GoldenGeneral, owner)
    {
    }

    public override Piece DeepClone()
    {
      var clone = new GoldenGeneral(Owner);
      if (IsPromoted) clone.Promote();
      return clone;
    }

    public override ICollection<Path> GetPaths() => Owner == WhichPlayer.Player1 
      ? MoveSet 
      : MoveSet.Select(_ => new Path(Vector2.Negate(_.Direction), _.Distance)).ToList();
  }
}