#include <stdio.h>
#include <stdlib.h>
#include <graph.h>
#include <string.h>
#include "utils.h"
#include "taquin.h"
#include "../graph_sup.h"

#define OFFSET_X 650
#define OFFSET_Y 100

//int ImageX, ImageY;
int Rows, Columns;
char TaquinFilename[500];

int ImageX = 500;
int ImageY = 445;

int SizeX, SizeY;

//Met à jour le taquin à chaque mouvement.
void UpdateTaquin(char* filename, int** Taquin, int rows, int columns) {
	int x, y, i_x, i_y, id;
	int i = 0;

	char str_id[20];

	for (int cur_row = 0; cur_row < columns; cur_row++) {
		for (int cur_col = 0; cur_col < rows; cur_col++) {
			id = Taquin[cur_row][cur_col];
			if (id != 0) {
				x = i % columns;
				y = i / columns;

				i_x = id % columns;
				i_y = id / columns;

				AddButton(OFFSET_X + SizeX*x, OFFSET_Y + SizeY*y + (500-ImageY)/2, SizeX, SizeY, id);
				ChargerImage(filename, OFFSET_X + SizeX*x + 1, OFFSET_Y + SizeY*y + (500-ImageY)/2 + 1, SizeX*i_x+1, SizeY*i_y+1, SizeX-2, SizeY-2);
			}
			i++;
		}
	}
}


void UpdatePiece(char* filename, int x, int y, couleur color) {
	ChoisirCouleurDessin(color);
	RemplirRectangle(OFFSET_X + SizeX * x - 1, OFFSET_Y + SizeY * y + (500-ImageY)/2 - 1, SizeX + 2, SizeY + 2);
	ChargerImage(filename, OFFSET_X + SizeX*x + 1, OFFSET_Y + SizeY*y + (500-ImageY)/2 + 1, SizeX*x+1, SizeY*y+1, SizeX-2, SizeY-2);
}


//Initialise le Taquin, la fonction appelle la création graphique et logique du Taquin.
void CreateTaquin(char * filename, int rows, int columns) {
	clearButtons();
	Rows = rows;
	Columns = columns;
	strcpy(TaquinFilename, filename);

	SizeX = ImageX/columns;
	SizeY = ImageY/rows;

	int ** Taquin;
	Taquin = calloc(columns, sizeof(int*));
	for (int i = 0; i < columns; i++) {
		Taquin[i] = calloc(rows, sizeof(int));
	}

	for (int i = 0; i < rows * columns; i++) {
		int row = i/rows;
		int column = i % rows;
		Taquin[row][column] = i;
	}

	UpdateTaquin(filename, Taquin, rows, columns);

	int last_id = -1;
	int id = -1;

	while (1) {
		//if (SourisCliquee()) {
			SourisPosition();
			id = GetButton(_X, _Y);
			if (id != last_id) {
				if (id != -1) UpdatePiece(filename, id % columns, id / columns, GetColorN("red"));
				UpdatePiece(filename, last_id % columns, last_id / columns, GetColorN("black"));
				last_id = id;
			}
		//}
	}
}