#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "vector.h"
#include "chesshelpers.h"
#include "console.h"

void draw_board(int** board) {
	printf("  A B C D E F G H\n");
	int tileColor = 0;
	for(int r = 0; r < 8; r++) {
		tileColor = !tileColor;
		char* line = calloc(2 + (8 * 16) + 8, sizeof(char));
		line[0] = '8' - r;
		line[1] = ' ';
		for(int c = 0; c < 8; c++) {		
			tileColor = !tileColor;
			strcat(line, tileColor == 0 ? COLOR_CHESS_WHITE : COLOR_CHESS_BLACK);
			if(board[c][r] <= 6) {
				switch(board[c][r]) {
					case 0:
						strcat(line, " ");
						break;
					case pawn:
						strcat(line, "P");
						break;
					case knight:
						strcat(line, "N");
						break;
					case bishop:
						strcat(line, "B");
						break;
					case rook:
						strcat(line, "R");
						break;
					case queen:
						strcat(line, "Q");
						break;
					case king:
						strcat(line, "K");
						break;
				}
			}
			else {
				switch(board[c][r] - 6) {
					case pawn:
						strcat(line, "p");
						break;
					case knight:
						strcat(line, "n");
						break;
					case bishop:
						strcat(line, "b");
						break;
					case rook:
						strcat(line, "r");
						break;
					case queen:
						strcat(line, "q");
						break;
					case king:
						strcat(line, "k");
						break;
				}
			}
			strcat(line, COLOR_RESET " ");
		}
		printf(line);
		printf("\n" COLOR_RESET);
		free(line);
	}
}
vector_t user_input_pos() {
	char* inputString = malloc(3 * sizeof(char));
	vector_t pos;
	printf("Enter coordinates: ");
	scanf("%2s", inputString);
	for(int i = 0; i < 2; i++) {
		if(inputString[i] <= '9' && inputString[i] >= '0') {
			pos.my = 8 - (inputString[i] - '0');
		}
		else if(inputString[i] <= 'Z' && inputString[i] >= 'A') {
			pos.mx = inputString[i] - 'A';
		}
		else if(inputString[i] <= 'z' && inputString[i] >= 'a') {
			pos.mx = inputString[i] - 'a';
		}
		else {
			return init_vector(-1, -1);
		}
	}
	free(inputString);
	return pos;
}
void clear_screen() {
	system("@cls||clear");
}
void warn_user(char* message) {
	clear_screen();
	printf("\n" COLOR_WARN);
	printf(message);
	printf(COLOR_RESET "\nPress any key to continue...\n");
	while(getchar() != '\n');
	getchar();
}