using System;
using System.Windows.Forms;

namespace Chess
{
    public partial class WybranieFigury : Form
    {
        private WybranieFigury()
        {
            InitializeComponent();
            LeftArrow.Click += ButtonClick;
            RightArrow.Click += ButtonClick;
            ApplyButton.Click += ButtonClick;
        }

        private readonly Pole clickedTile;
        private int position = 0;
        private readonly string[] keys = { "BQueen", "BBishop", "BRook", "BKnight" };
        private readonly Kolor waitingPlayer;
        public static bool waiting { get; private set; } = false;
        public WybranieFigury(Pole clickedTile) : this()
        {
            waiting = true;
            waitingPlayer = Szachownica.KogoTerazTura == Kolor.WHITE ? Kolor.BLACK : Kolor.WHITE;
            Szachownica.KogoTerazTura = Kolor.NONE;
            this.clickedTile = clickedTile;
            if (clickedTile.GetY == 0)
            {
                for (int i = 0; i < keys.Length; i++)
                {
                    keys[i] = keys[i].Remove(0, 1);
                    keys[i] = 'W' + keys[i];
                }
            }

            Preview.Image = Pole.FiguryObrazy[keys[position]];
        }
        public void ButtonClick(object sender, EventArgs e)
        {
            switch (((Button)sender).Name)
            {
                case "RightArrow": position++; break;
                case "LeftArrow": position--; break;
                default: Close(); break;
            }
            if (position < 0)
            {
                position = keys.Length - 1;
            }

            if (position > keys.Length - 1)
            {
                position = 0;
            }

            Preview.Image = Pole.FiguryObrazy[keys[position]];
        }
        protected override void OnClosed(EventArgs e)
        {
            waiting = false;
            clickedTile.figura = new Figura(keys[position], clickedTile);
            Szachownica.KogoTerazTura = waitingPlayer;
            Figura.ZaaktualizujWszystkieAtaki();
            Posuniecie Search = new Posuniecie();
            if (Search.SyndromOblezonejTwierdzy())
            {
                Szachownica.Window.GameState.Text = "CHECK";
                Szachownica.Window.GameState.ForeColor = System.Drawing.Color.Firebrick;
                Szachownica.Window.GameState.Visible = true;
            }
            _ = Search.Mat();
            base.OnClosed(e);
        }
    }
}