using qtc_api.Enums;

namespace qtc_api.Schema
{
    public class TicTacToeBoard
    {
        public TicTacToeSymbol Square1 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square2 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square3 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square4 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square5 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square6 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square7 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square8 { get; set; } = TicTacToeSymbol.Blank;
        public TicTacToeSymbol Square9 { get; set; } = TicTacToeSymbol.Blank;

        public TicTacToeSymbol GetWinner()
        {
            // winning possibilities
            var lines = new List<(TicTacToeSymbol, TicTacToeSymbol, TicTacToeSymbol)>
            {
                (Square1, Square2, Square3),
                (Square4, Square5, Square6),
                (Square7, Square8, Square9),
                (Square1, Square4, Square7),
                (Square2, Square5, Square8),
                (Square3, Square6, Square9),
                (Square1, Square5, Square9),
                (Square3, Square5, Square7)
            };

            foreach (var (a, b, c) in lines)
            {
                if (a != TicTacToeSymbol.Blank && a == b && b == c)
                {
                    return a; // winner
                }
            }

            return TicTacToeSymbol.Blank;
        }

        public bool IsDraw()
        {
            // If there is a winner, it's not a draw
            if (GetWinner() != TicTacToeSymbol.Blank)
                return false;

            // Check if all squares are filled
            bool allFilled =
                Square1 != TicTacToeSymbol.Blank &&
                Square2 != TicTacToeSymbol.Blank &&
                Square3 != TicTacToeSymbol.Blank &&
                Square4 != TicTacToeSymbol.Blank &&
                Square5 != TicTacToeSymbol.Blank &&
                Square6 != TicTacToeSymbol.Blank &&
                Square7 != TicTacToeSymbol.Blank &&
                Square8 != TicTacToeSymbol.Blank &&
                Square9 != TicTacToeSymbol.Blank;

            return allFilled;
        }
    }
}