package io.github.hsyyid.adminshop.utils;

import io.github.hsyyid.adminshop.Main;

import java.io.IOException;

import org.spongepowered.api.world.Location;
import org.spongepowered.api.world.World;

import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonToken;
import com.google.gson.stream.JsonWriter;

public class LocationAdapter extends TypeAdapter<Location>
{
    @Override
    public void write(JsonWriter out, Location location) throws IOException
    {
        if (location == null)
        {
            out.nullValue();
            return;
        }

        out.beginObject();

        if (location.getExtent() instanceof World)
        {
            out.name("world");
            out.value(((World) location.getExtent()).getName());
        }
        out.name("x");
        out.value(location.getX());

        out.name("y");
        out.value(location.getY());

        out.name("z");
        out.value(location.getZ());

        out.endObject();

    }

    @Override
    public Location read(JsonReader in) throws IOException
    {
        if (in.peek() == JsonToken.NULL)
        {
            return null;
        }

        in.beginObject();

        in.nextName();
        String worldName = in.nextString();

        in.nextName();
        double x = in.nextDouble();

        in.nextName();
        double y = in.nextDouble();

        in.nextName();
        double z = in.nextDouble();

        in.endObject();

        if (Main.game.getServer().getWorld(worldName).isPresent())
        {
            Location location = new Location(Main.game.getServer().getWorld(worldName).get(), x, y, z);
            return location;
        }
        else
        {
            return null;
        }
    }

}