package de.vivi.chess.pieces;

import de.vivi.chess.board.Board;
import de.vivi.chess.board.Field;

public class Pawn extends Piece {

    private boolean isValid = false;

    public Pawn(Color color, Type type) {
        super(color, type);
    }

    @Override
    public char getSymbol() {
        if (getColor() == Color.WHITE) {
            if (getType() == Type.PAWN) {
                symbol = '\u265F';
            }

        } else if (getColor() == Color.BLACK) {
            if (getType() == Type.PAWN) {
                symbol = '\u2659';
            }
        }
        return symbol;
    }

    @Override
    public boolean isValidMove(Board board, Field from, Field to) {
        if (board.getPiece(from).getSymbol() == symbol &&
            board.getPiece(from).getColor() == Color.WHITE) {

                if (board.getPiece(to) == null) {
                    if (from.getRow() == 6 && to.getRow() == 4) {
                        isValid = true;
                    } else if (from.getRow() == 6 && to.getRow() == 5) {
                        isValid = true;
                    }
                }

        } else if (board.getPiece(from).getSymbol() == symbol &&
                board.getPiece(from).getColor() == Color.BLACK) {
            if (board.getPiece(to) == null) {
                if (from.getRow() == 1 && to.getRow() == 2) {
                    isValid = true;
                } else if (from.getRow() == 1 && to.getRow() == 3) {
                    isValid = true;
                }
            }
        } else {
            isValid = false;
        }
        return isValid;
    }
}