// Code ci-dessous à copier/coller au début du fichier courses_nom_prenom.c
#include <stdbool.h>

struct Point {
    int x;
    int y;
};

typedef struct Point Point;

struct Vector {
    int x;
    int y;
};

typedef struct Vector Vector;

Point* new_Point(int x, int y){
    Point* pt = malloc(sizeof(Point));
    pt->x = x;
    pt->y = y;
    return pt;
}

Vector* new_Vector(int x, int y){
    Vector * v = malloc(sizeof(Vector));
    v->x = x;
    v->y = y;
    return v;
}

bool equals_Point(Point* a, Point* b){
    return a->x == b->x && a->y == b->y;
}

void print_colored(char* str, char* fore, char* back){
    printf("%s", fore);
    printf("%s", back);
    printf("%s", str);
    printf("\x1b[0m");
}

void draw(Vector* size, Point* car_pos, Point* first, Point* second){

    char* car = "O";
    char* empty = "_";

    /*
     * https://en.wikipedia.org/wiki/ANSI_escape_code#Colors
     * \x1b = escape char code for C
     * [(number)m; control code
     *
     * Examples:
     *      \x1b[1m; = bold text
     *      \x1b[35m; = magenta colored text
     */
    char* car_fore = "\x1b[31m";
    char* car_back = "\x1b[41m";
    char* first_fore = "\x1b[32m";
    char* first_back = "\x1b[42m";
    char* second_fore = "\x1b[33m";
    char* second_back = "\x1b[43m";
    char* empty_fore = "\x1b[95m";
    char* empty_back = "\x1b[105m";

    Point* index = new_Point(0, 0); //no need to free it, its memory address is constant

    for(; index->y < size->y; index->y++){

        printf("%s", "|");

        for(index->x = 0 ; index->x < size->x; index->x++){
            if(equals_Point(index, car_pos)){
                print_colored(car, car_fore, car_back);
            } else if (equals_Point(index, first)){
                print_colored(car, first_fore, first_back);
            } else if (equals_Point(index, second)){
                print_colored(car, second_fore, second_back);
            } else{
                print_colored(empty, empty_fore, empty_back);
            }
            printf("%s", "|");
        }
        printf("%s", "\n");
    }
}

// Code ci-dessus à copier/coller au début du fichier courses_nom_prenom.c

/* =========================================================================*/

// Code ci-dessous à copier/coller dans le while de la fonction main()

system("clear"); // Pour Linux
/* system("cls"); // Pour Windows */
Vector* size = new_Vector(TAILLEPLATEAU, TAILLEPLATEAU);
Point* car_pos = new_Point(pos_x, pos_y);
Point* first = new_Point(portes[obj_courant][0], portes[obj_courant][1]);
Point* second = new_Point(portes[obj_next][0], portes[obj_next][1]);
draw(size, car_pos, first, second);