#include "world.h"
#include <stdlib.h>
#include <stdio.h>

// Initializes the game world, including the snake and the placement of food
void init_world(struct state* world, int width, int height){
    world->width = width;
    world->height = height;
    world->sx = 1;
    world->sy = 0;  

    // Initialize snake at the center of the world
    world->snake = add_snake(NULL, width / 2, height / 2);

    // Place food randomly
    for(int i = 0; i < FOOD_COUNT; i++){
        world->foodx[i] = rand() % (width - 2) + 1;
        world->foody[i] = rand() % (height - 2) + 1;
    }
}

// Prints the current state of the game world, including snake and food
void print_world(struct state* world){
    for(int y = 0; y < world->height; y++){
        for(int x = 0; x < world->width; x++){
            if(x == 0 || y == 0 || x == world->width - 1 || y == world->height - 1){
                printf("#"); // Print walls around the game area
            }else if(is_snake(world->snake, x, y)){
                printf("O"); // Print snake parts
            }else{
                int food_found = 0;
                for(int i = 0; i < FOOD_COUNT; i++){
                    if(world->foodx[i] == x && world->foody[i] == y){
                        printf("*"); // Print food
                        food_found = 1;
                        break;
                    }
                }
                if(!food_found){
                    printf(" "); // Empty space
                }
            }
        }
        printf("\n");
    }
}