package com.example.examplemod;

import net.minecraft.block.Block;
import net.minecraft.init.Blocks;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.RegistryEvent;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.InterModComms;
import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent;
import net.minecraftforge.fml.event.lifecycle.FMLCommonSetupEvent;
import net.minecraftforge.fml.event.lifecycle.InterModEnqueueEvent;
import net.minecraftforge.fml.event.lifecycle.InterModProcessEvent;
import net.minecraftforge.fml.event.server.FMLServerStartingEvent;
import net.minecraftforge.fml.javafmlmod.FMLModLoadingContext;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.util.stream.Collectors;

// The value here should match an entry in the META-INF/mods.toml file
@Mod("examplemod")
public class ExampleMod
{
    // Directly reference a log4j logger.
    private static final Logger LOGGER = LogManager.getLogger();

    public ExampleMod() {
        // Register the setup method for modloading
        FMLModLoadingContext.get().getModEventBus().addListener(this::setup);
        // Register the enqueueIMC method for modloading
        FMLModLoadingContext.get().getModEventBus().addListener(this::enqueueIMC);
        // Register the processIMC method for modloading
        FMLModLoadingContext.get().getModEventBus().addListener(this::processIMC);
        // Register the doClientStuff method for modloading
        FMLModLoadingContext.get().getModEventBus().addListener(this::doClientStuff);

        // Register ourselves for server, registry and other game events we are interested in
        MinecraftForge.EVENT_BUS.register(this);
    }

    private void setup(final FMLCommonSetupEvent event)
    {
        // some preinit code
        LOGGER.info("HELLO FROM PREINIT");
        LOGGER.info("DIRT BLOCK >> {}", Blocks.DIRT.getRegistryName());
    }

    private void doClientStuff(final FMLClientSetupEvent event) {
        // do something that can only be done on the client
        LOGGER.info("Got game settings {}", event.getMinecraftSupplier().get().gameSettings);
    }

    private void enqueueIMC(final InterModEnqueueEvent event)
    {
        // some example code to dispatch IMC to another mod
        InterModComms.sendTo("forge", "helloworld", () -> { LOGGER.info("Hello world"); return "Hello world";});
    }

    private void processIMC(final InterModProcessEvent event)
    {
        // some example code to receive and process InterModComms from other mods
        LOGGER.info("Got IMC", event.getIMCStream().
                map(m->m.getMessageSupplier().get()).
                collect(Collectors.toList()));
    }
    // You can use SubscribeEvent and let the Event Bus discover methods to call
    @SubscribeEvent
    public void onBlocksRegistry(final RegistryEvent.Register<Block> blockRegistryEvent) {
        // register a new block here
        LOGGER.info("HELLO from Register Block");
    }

    // You can use EventBusSubscriber to automatically subscribe events on the contained class
    @Mod.EventBusSubscriber
    public static class ServerEvents {
        @SubscribeEvent
        public static void onServerStarting(FMLServerStartingEvent event) {
            // do something when the server starts
            LOGGER.info("HELLO from server starting");
        }
    }
}