#include <ncurses.h>
#include <stdlib.h>
#include "input.h"
#include "board.h"

#define POSITION board[cursorPosX][cursorPosY]
char hand = ' ';
int turnPart = 1;
int turns = 0;

enum piece {
    WHITE,
    BLACK,
    BOARD,
};

enum piece CheckPiece(int hand) { 
    if (hand >= 'A' && hand <= 'Z' ) {
        return WHITE;
    }
    else if (hand >= 'a' && hand <= 'z' ) {
        return BLACK;
    }
    else {
        return BOARD;
    }
}

void HandleInput(char board[8][8]) {
            if ( hand == ' ' && POSITION != ' '){
              hand = POSITION;
              POSITION = ' ';
              turnPart++;
            }

            /* Simply doing nothing with these felonius inputs */
            else if ( CheckPiece(hand) == CheckPiece(POSITION) )   {}
            else if ( hand == ' ' && POSITION == ' ' )             {}
            

            else if ( hand != POSITION) {
                board[cursorPosX][cursorPosY] = hand;
                hand = ' ';
                turnPart++;
            }
            else if ( hand != ' ' && POSITION == ' ') {
              board[cursorPosX][cursorPosY] = hand;
              hand = ' ';
              turnPart++;
            }
            if (turnPart > 1 && turnPart & 1) turns++;
}


int  InputBoard(char board[8][8], int keypress) {

    /* Handle key input */
    switch (keypress) {
        case 'q':
            endwin();
            exit(0);
            break;
        case 'h':
            hand = CheckPiece(hand);
            break;
        case 'p':
            POSITION = CheckPiece(POSITION);
            break; 
        case KEY_UP:
            if (cursorPosX > 0) cursorPosX--;
            break;
        case KEY_DOWN:
            if (cursorPosX < 7) cursorPosX++;
            break;
        case KEY_LEFT:
            if (cursorPosY > 0 ) cursorPosY--;
            break;
        case KEY_RIGHT:
            if (cursorPosY < 7) cursorPosY++;
            break;
        case '\n': /* This is the ENTER key. KEY_ENTER does not work */
            HandleInput(board);
            break;
    }


    return 0;
}