// chunkIO.c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include "chunkIO.h"

bool SaveChunk(const Chunk *chunk) {
    char filename[128];
    snprintf(filename, sizeof(filename), "saves/chunk-%d-%d.dat", chunk->x, chunk->z);

    FILE *file = fopen(filename, "wb");
    if (!file) return false;

    fwrite(chunk->blocks, sizeof(Block), CHUNK_SIZE_X * CHUNK_SIZE_Y * CHUNK_SIZE_Z, file);
    fclose(file);
    return true;
}

bool LoadChunk(Chunk *chunk) {
    char filename[128];
    snprintf(filename, sizeof(filename), "saves/chunk-%d-%d.dat", chunk->x, chunk->z);

    FILE *file = fopen(filename, "rb");
    if (!file) return false;

    fread(chunk->blocks, sizeof(Block), CHUNK_SIZE_X * CHUNK_SIZE_Y * CHUNK_SIZE_Z, file);
    fclose(file);
    return true;
}