#pragma once

#include "Common.h"
#include "nbt/NBT.h"
#include "Chunk.h"
#include "Palette.h"
#include "../Lockable.h"

#include <cstdint>
#include <string>
#include <map>

namespace Feather
{
    struct LevelData
    {
        int32_t spawnX, spawnY, spawnZ;
    };

    class World
    {
    public:
        // Min and max build height, inclusive
        static constexpr int MIN_BUILD_HEIGHT = 0, MAX_BUILD_HEIGHT = 255;

    public:
        World(std::string name);

        void PrepareSpawn();

        // global palette of all block states
        // TODO: move this to ChunkSection
        static const GlobalPalette<BlockState> GLOBAL_PALETTE;

        Chunk* GetChunk(ChunkPos pos);

        bool SetBlock(const BlockPos& pos, const BlockState& state);

        LevelData GetLevelData() const { return m_levelData; }

        inline bool IsOutsideBuildHeight(BlockPos pos) { return IsOutsideBuildHeight(pos.y); }
        inline bool IsOutsideBuildHeight(int y) { return y < MIN_BUILD_HEIGHT || y > MAX_BUILD_HEIGHT; }

    private:
        std::unique_ptr<Chunk> LoadChunk(ChunkPos pos);

        LockableMap<ChunkPos, std::unique_ptr<Chunk>> m_chunks;

        LevelData m_levelData;

        // TODO nuke this shit
        std::string m_name;
    };
}