#include "ChunkRegistry.hpp"

namespace MC::World {

ChunkRegistry::Data& ChunkRegistry::get(ChunkIndex index) {
    auto entry = m_chunks.find(index);
    if (entry == m_chunks.end()) {
        Data data{index, Status::Empty};

        m_chunks.insert({index, std::move(data)});
        return m_chunks.at(index);
    }

    return entry->second;
}

ChunkRegistry::Data& ChunkRegistry::find(Position::BlockWorld pos) {
    return get({
        static_cast<I32>(pos.x() / Chunk::Width),
        static_cast<I32>(pos.z() / Chunk::Width)
    });
}

ChunkRegistry::Data& ChunkRegistry::find(ChunkIndex chunk, Position::BlockLocal pos) {
    return find(chunk.world(pos));
}

}