#ifndef __TYPES_H_INC
#define __TYPES_H_INC

#include "Config.h"

#ifdef _ACF_DEBUG_PRINT
#define DEBUG(x) Serial.println(F(x)); Serial.flush()
#else
#define DEBUG(x)
#endif

enum Piece: byte {
	P_EMPTY = 0b0000,
	P_ANY = 0b1000,

	W_PAWN = 0b0001,
	W_KNGT = 0b0010,
	W_KING = 0b0011,
	W_BSHP = 0b0101,
	W_ROOK = 0b0110,
	W_QUEN = 0b0111,

	B_PAWN = 0b1001,
	B_KNGT = 0b1010,
	B_KING = 0b1011,
	B_BSHP = 0b1101,
	B_ROOK = 0b1110,
	B_QUEN = 0b1111,
};

const char CHAR_STRS[] PROGMEM = " pnkbrq PNKBRQ";
Piece char_to_piece(char c) {
	for(byte i = 0; i < 0b1111; i++) {
		if(pgm_read_byte_near(CHAR_STRS + i) == c)
			return (Piece)i;
	}
	return P_EMPTY;
}
char piece_to_char(Piece p) {
	return CHAR_STRS[p];
}


struct Move {
	byte sq_from;	// 0x88
	byte sq_to;	// 0x88
	Piece pc_prom;	// 0b(4unused)(1color)(3type)
};

//Move move_from_str(char* s) {
//}

void print_sq(byte sq) {
	Serial.print((char)((sq & 0x07) + 'a'));
	Serial.print((char)(((sq & 0x70) >> 4) + '1'));
}
void print_move(Move m) {
	if(m.sq_from == 0xFF) {
		Serial.print(F("INVALID_MOVE"));
		return;
	}
	print_sq(m.sq_from);
	print_sq(m.sq_to);
	Piece pc = (Piece)(m.pc_prom & 0x7);
	if(pc != 0) Serial.print(piece_to_char(pc));
}

#endif