#pragma once

#include <cstdint>
#include "Chunk.hpp"
#include "BiomeType.hpp"

namespace MC::World {

class Generator {
public:
    Generator() = default;

    Chunk generate(int64_t chunk_x, int64_t chunk_y);

private:
    Matrix<Chunk::Width, Chunk::Width> ocean_weights_pass(
            int64_t chunk_x, int64_t chunk_y
    );
    Matrix<Chunk::Width, Chunk::Width, Vector<BiomeType::Size>> biome_weights_pass(
            int64_t chunk_x, int64_t chunk_y,
            Matrix<Chunk::Width, Chunk::Width> ocean_weight
    );
    Matrix<Chunk::Width, Chunk::Width> height_pass(
            int64_t chunk_x, int64_t chunk_y,
            Matrix<Chunk::Width, Chunk::Width, Vector<BiomeType::Size>> biome_weights
    );
    Matrix<Chunk::Width, Chunk::Width, BiomeType> flat_biome_pass(
            Matrix<Chunk::Width, Chunk::Width, Vector<BiomeType::Size>> biome_weights
    );
};

}