#include "common/world/World.h"

World::World(IChunkProvider* chunks) : chunks(chunks)
{
}

World::~World()
{
    
}

void World::registerChunkListener(IChunkListener* listener)
{
    chunkListener.push_back(listener);
}

void World::removeChunkListener(IChunkListener* listener)
{
    //chunkListener.remove(listener);
}

void World::updateDirtyChunks()
{
    chunks->forEachLoadedChunk(this, [](Chunk& c, void* world)
    {
        if(c.isDirty())
        {
            ((World*) world)->updateChunk(c);
        }
    });
}

void World::updateChunk(Chunk& c)
{
    int x = c.getChunkX();
    int z = c.getChunkZ();
    
    Chunk* north = chunks->getChunk(x + 1, z);
    Chunk* east = chunks->getChunk(x, z + 1);
    Chunk* south = chunks->getChunk(x - 1, z);
    Chunk* west = chunks->getChunk(x, z - 1);
    
    for(unsigned long i = 0; i < chunkListener.size(); i++)
    {
        chunkListener[i]->updateChunk(c, north, east, south, west);
    }
}