/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.core;


import java.io.File;
import java.util.HashSet;
import java.util.Set;
import javax.annotation.Nonnull;

import com.google.common.base.Preconditions;

import net.minecraft.world.DimensionType;
import net.minecraft.world.biome.Biome;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.fml.common.FMLCommonHandler;
import net.minecraftforge.fml.common.event.FMLInitializationEvent;
import net.minecraftforge.fml.common.event.FMLPostInitializationEvent;
import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
import net.minecraftforge.fml.common.registry.GameRegistry;
import net.minecraftforge.oredict.RecipeSorter;
import net.minecraftforge.oredict.RecipeSorter.Category;

import appeng.api.config.Upgrades;
import appeng.api.definitions.IBlocks;
import appeng.api.definitions.IItems;
import appeng.api.definitions.IParts;
import appeng.api.features.IRecipeHandlerRegistry;
import appeng.api.features.IRegistryContainer;
import appeng.api.features.IWirelessTermHandler;
import appeng.api.features.IWorldGen.WorldGenType;
import appeng.api.movable.IMovableRegistry;
import appeng.api.networking.IGridCacheRegistry;
import appeng.api.networking.crafting.ICraftingGrid;
import appeng.api.networking.energy.IEnergyGrid;
import appeng.api.networking.pathing.IPathingGrid;
import appeng.api.networking.security.ISecurityGrid;
import appeng.api.networking.spatial.ISpatialCache;
import appeng.api.networking.storage.IStorageGrid;
import appeng.api.networking.ticking.ITickManager;
import appeng.api.parts.IPartHelper;
import appeng.core.features.AEFeature;
import appeng.core.features.registries.P2PTunnelRegistry;
import appeng.core.features.registries.entries.BasicCellHandler;
import appeng.core.features.registries.entries.CreativeCellHandler;
import appeng.core.localization.GuiText;
import appeng.core.localization.PlayerMessages;
import appeng.core.stats.PlayerStatsRegistration;
import appeng.hooks.TickHandler;
import appeng.items.materials.ItemMultiItem;
import appeng.items.parts.ItemFacade;
import appeng.loot.ChestLoot;
import appeng.me.cache.CraftingGridCache;
import appeng.me.cache.EnergyGridCache;
import appeng.me.cache.GridStorageCache;
import appeng.me.cache.P2PCache;
import appeng.me.cache.PathGridCache;
import appeng.me.cache.SecurityCache;
import appeng.me.cache.SpatialPylonCache;
import appeng.me.cache.TickManagerCache;
import appeng.me.storage.AEExternalHandler;
import appeng.parts.PartPlacement;
import appeng.recipes.AEItemResolver;
import appeng.recipes.CustomRecipeConfig;
import appeng.recipes.RecipeHandler;
import appeng.recipes.game.DisassembleRecipe;
import appeng.recipes.game.FacadeRecipe;
import appeng.recipes.game.ShapedRecipe;
import appeng.recipes.game.ShapelessRecipe;
import appeng.recipes.handlers.Crusher;
import appeng.recipes.handlers.Grind;
import appeng.recipes.handlers.GrindFZ;
import appeng.recipes.handlers.HCCrusher;
import appeng.recipes.handlers.Inscribe;
import appeng.recipes.handlers.Macerator;
import appeng.recipes.handlers.MekCrusher;
import appeng.recipes.handlers.MekEnrichment;
import appeng.recipes.handlers.Press;
import appeng.recipes.handlers.Pulverizer;
import appeng.recipes.handlers.Shaped;
import appeng.recipes.handlers.Shapeless;
import appeng.recipes.handlers.Smelt;
import appeng.recipes.ores.OreDictionaryHandler;
import appeng.spatial.BiomeGenStorage;
import appeng.spatial.StorageWorldProvider;
import appeng.tile.AEBaseTile;
import appeng.util.Platform;
import appeng.worldgen.MeteoriteWorldGen;
import appeng.worldgen.QuartzWorldGen;


public final class Registration
{
	private final RecipeHandler recipeHandler;
	private DimensionType storageDimensionType;
	private Biome storageBiome;

	Registration()
	{
		this.recipeHandler = new RecipeHandler();
	}

	public Biome getStorageBiome()
	{
		return this.storageBiome;
	}

	public DimensionType getStorageDimensionType()
	{
		return storageDimensionType;
	}

	void preInitialize( final FMLPreInitializationEvent event )
	{
		this.registerSpatial( false );

		final Api api = Api.INSTANCE;
		final IRecipeHandlerRegistry recipeRegistry = api.registries().recipes();
		this.registerCraftHandlers( recipeRegistry );

		RecipeSorter.register( "AE2-Facade", FacadeRecipe.class, Category.SHAPED, "" );
		RecipeSorter.register( "AE2-Shaped", ShapedRecipe.class, Category.SHAPED, "" );
		RecipeSorter.register( "AE2-Shapeless", ShapelessRecipe.class, Category.SHAPELESS, "" );

		MinecraftForge.EVENT_BUS.register( OreDictionaryHandler.INSTANCE );

		ApiDefinitions definitions = api.definitions();

		// Register all detected handlers and features (items, blocks) in pre-init
		definitions.getRegistry().getBootstrapComponents().forEach( b -> b.preInitialize( event.getSide() ) );
	}

	private void registerSpatial( final boolean force )
	{
		if( !AEConfig.instance.isFeatureEnabled( AEFeature.SpatialIO ) )
		{
			return;
		}

		final AEConfig config = AEConfig.instance;

		if( this.storageBiome == null )
		{
			if( force && config.storageBiomeID == -1 )
			{
				config.storageBiomeID = Platform.findEmpty( Biome.REGISTRY, 0, 256 );
				if( config.storageBiomeID == -1 )
				{
					throw new IllegalStateException( "Biome Array is full, please free up some Biome ID's or disable spatial." );
				}

				this.storageBiome = new BiomeGenStorage();
				config.save();
			}

			if( !force && config.storageBiomeID != -1 )
			{
				this.storageBiome = new BiomeGenStorage();
			}
		}

		if( config.storageProviderID != -1 )
		{
			storageDimensionType = DimensionType.register( "Storage Cell", "_cell", config.storageProviderID, StorageWorldProvider.class, false );
		}

		if( config.storageProviderID == -1 && force )
		{
			final Set<Integer> ids = new HashSet<>();
			for( DimensionType type : DimensionType.values() )
			{
				ids.add( type.getId() );
			}

			config.storageProviderID = -11;

			while( ids.contains( config.storageProviderID ) )
			{
				config.storageProviderID--;
			}

			storageDimensionType = DimensionType.register( "Storage Cell", "_cell", config.storageProviderID, StorageWorldProvider.class, false );

			config.save();
		}
	}

	private void registerCraftHandlers( final IRecipeHandlerRegistry registry )
	{
		registry.addNewSubItemResolver( new AEItemResolver() );

		registry.addNewCraftHandler( "hccrusher", HCCrusher.class );
		registry.addNewCraftHandler( "mekcrusher", MekCrusher.class );
		registry.addNewCraftHandler( "mekechamber", MekEnrichment.class );
		registry.addNewCraftHandler( "grind", Grind.class );
		registry.addNewCraftHandler( "crusher", Crusher.class );
		registry.addNewCraftHandler( "grindfz", GrindFZ.class );
		registry.addNewCraftHandler( "pulverizer", Pulverizer.class );
		registry.addNewCraftHandler( "macerator", Macerator.class );

		registry.addNewCraftHandler( "smelt", Smelt.class );
		registry.addNewCraftHandler( "inscribe", Inscribe.class );
		registry.addNewCraftHandler( "press", Press.class );

		registry.addNewCraftHandler( "shaped", Shaped.class );
		registry.addNewCraftHandler( "shapeless", Shapeless.class );
	}

	public void initialize( @Nonnull final FMLInitializationEvent event, @Nonnull final File recipeDirectory, @Nonnull final CustomRecipeConfig customRecipeConfig )
	{
		Preconditions.checkNotNull( event );
		Preconditions.checkNotNull( recipeDirectory );
		Preconditions.checkArgument( !recipeDirectory.isFile() );
		Preconditions.checkNotNull( customRecipeConfig );

		final Api api = Api.INSTANCE;
		final IPartHelper partHelper = api.partHelper();
		final IRegistryContainer registries = api.registries();

		ApiDefinitions definitions = api.definitions();
		definitions.getRegistry().getBootstrapComponents().forEach( b -> b.initialize( event.getSide() ) );

		// Perform ore camouflage!
		ItemMultiItem.instance.makeUnique();

		final Runnable recipeLoader = new RecipeLoader( recipeDirectory, customRecipeConfig, this.recipeHandler );
		recipeLoader.run();

		// TODO readd layers
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerISidedInventory",
		// "net.minecraft.inventory.ISidedInventory" );
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerIFluidHandler",
		// "net.minecraftforge.fluids.IFluidHandler" );
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerITileStorageMonitorable",
		// "appeng.api.implementations.tiles.ITileStorageMonitorable" );

		// if( IntegrationRegistry.INSTANCE.isEnabled( IntegrationType.IC2 ) )
		// {
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerIEnergySink", "ic2.api.energy.tile.IEnergySink" );
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerIEnergySource", "ic2.api.energy.tile.IEnergySource" );
		// }
		//
		// if( IntegrationRegistry.INSTANCE.isEnabled( IntegrationType.RF ) )
		// {
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerIEnergyHandler", "cofh.api.energy.IEnergyReceiver" );
		// }
		//
		// if( IntegrationRegistry.INSTANCE.isEnabled( IntegrationType.OpenComputers ) )
		// {
		// partHelper.registerNewLayer( "appeng.parts.layers.LayerSidedEnvironment",
		// "li.cil.oc.api.network.SidedEnvironment" );
		// }

		FMLCommonHandler.instance().bus().register( TickHandler.INSTANCE );
		MinecraftForge.EVENT_BUS.register( TickHandler.INSTANCE );


		MinecraftForge.EVENT_BUS.register( new PartPlacement() );

		if( AEConfig.instance.isFeatureEnabled( AEFeature.ChestLoot ) )
		{
			MinecraftForge.EVENT_BUS.register( new ChestLoot() );
		}

		final IGridCacheRegistry gcr = registries.gridCache();
		gcr.registerGridCache( ITickManager.class, TickManagerCache.class );
		gcr.registerGridCache( IEnergyGrid.class, EnergyGridCache.class );
		gcr.registerGridCache( IPathingGrid.class, PathGridCache.class );
		gcr.registerGridCache( IStorageGrid.class, GridStorageCache.class );
		gcr.registerGridCache( P2PCache.class, P2PCache.class );
		gcr.registerGridCache( ISpatialCache.class, SpatialPylonCache.class );
		gcr.registerGridCache( ISecurityGrid.class, SecurityCache.class );
		gcr.registerGridCache( ICraftingGrid.class, CraftingGridCache.class );

		registries.externalStorage().addExternalStorageInterface( new AEExternalHandler() );

		registries.cell().addCellHandler( new BasicCellHandler() );
		registries.cell().addCellHandler( new CreativeCellHandler() );

		api.definitions().materials().matterBall().maybeStack( 1 ).ifPresent( ammoStack ->
		{
			final double weight = 32;

			registries.matterCannon().registerAmmo( ammoStack, weight );
		} );

		this.recipeHandler.injectRecipes();

		final PlayerStatsRegistration registration = new PlayerStatsRegistration( FMLCommonHandler.instance().bus(), AEConfig.instance );
		registration.registerAchievementHandlers();
		registration.registerAchievements();

		if( AEConfig.instance.isFeatureEnabled( AEFeature.EnableDisassemblyCrafting ) )
		{
			GameRegistry.addRecipe( new DisassembleRecipe() );
			RecipeSorter.register( "appliedenergistics2:disassemble", DisassembleRecipe.class, Category.SHAPELESS, "after:minecraft:shapeless" );
		}

		if( AEConfig.instance.isFeatureEnabled( AEFeature.EnableFacadeCrafting ) )
		{
			definitions.items().facade().maybeItem().ifPresent( facadeItem -> {
				GameRegistry.addRecipe( new FacadeRecipe( (ItemFacade) facadeItem ) );
				RecipeSorter.register( "appliedenergistics2:facade", FacadeRecipe.class, Category.SHAPED, "after:minecraft:shaped" );
			} );
		}
	}

	void postInit( final FMLPostInitializationEvent event )
	{
		this.registerSpatial( true );

		final Api api = Api.INSTANCE;
		final IRegistryContainer registries = api.registries();
		ApiDefinitions definitions = api.definitions();
		final IParts parts = definitions.parts();
		final IBlocks blocks = definitions.blocks();
		final IItems items = definitions.items();

		// default settings..
		( (P2PTunnelRegistry) registries.p2pTunnel() ).configure();

		// add to localization..
		PlayerMessages.values();
		GuiText.values();

		Api.INSTANCE.partHelper().initFMPSupport();

		definitions.getRegistry().getBootstrapComponents().forEach( b -> b.postInitialize( event.getSide() ) );

		// Interface
		Upgrades.CRAFTING.registerItem( parts.iface(), 1 );
		Upgrades.CRAFTING.registerItem( blocks.iface(), 1 );

		// IO Port!
		Upgrades.SPEED.registerItem( blocks.iOPort(), 3 );
		Upgrades.REDSTONE.registerItem( blocks.iOPort(), 1 );

		// Level Emitter!
		Upgrades.FUZZY.registerItem( parts.levelEmitter(), 1 );
		Upgrades.CRAFTING.registerItem( parts.levelEmitter(), 1 );

		// Import Bus
		Upgrades.FUZZY.registerItem( parts.importBus(), 1 );
		Upgrades.REDSTONE.registerItem( parts.importBus(), 1 );
		Upgrades.CAPACITY.registerItem( parts.importBus(), 2 );
		Upgrades.SPEED.registerItem( parts.importBus(), 4 );

		// Export Bus
		Upgrades.FUZZY.registerItem( parts.exportBus(), 1 );
		Upgrades.REDSTONE.registerItem( parts.exportBus(), 1 );
		Upgrades.CAPACITY.registerItem( parts.exportBus(), 2 );
		Upgrades.SPEED.registerItem( parts.exportBus(), 4 );
		Upgrades.CRAFTING.registerItem( parts.exportBus(), 1 );

		// Storage Cells
		Upgrades.FUZZY.registerItem( items.cell1k(), 1 );
		Upgrades.INVERTER.registerItem( items.cell1k(), 1 );

		Upgrades.FUZZY.registerItem( items.cell4k(), 1 );
		Upgrades.INVERTER.registerItem( items.cell4k(), 1 );

		Upgrades.FUZZY.registerItem( items.cell16k(), 1 );
		Upgrades.INVERTER.registerItem( items.cell16k(), 1 );

		Upgrades.FUZZY.registerItem( items.cell64k(), 1 );
		Upgrades.INVERTER.registerItem( items.cell64k(), 1 );

		Upgrades.FUZZY.registerItem( items.portableCell(), 1 );
		Upgrades.INVERTER.registerItem( items.portableCell(), 1 );

		Upgrades.FUZZY.registerItem( items.viewCell(), 1 );
		Upgrades.INVERTER.registerItem( items.viewCell(), 1 );

		// Storage Bus
		Upgrades.FUZZY.registerItem( parts.storageBus(), 1 );
		Upgrades.INVERTER.registerItem( parts.storageBus(), 1 );
		Upgrades.CAPACITY.registerItem( parts.storageBus(), 5 );

		// Formation Plane
		Upgrades.FUZZY.registerItem( parts.formationPlane(), 1 );
		Upgrades.INVERTER.registerItem( parts.formationPlane(), 1 );
		Upgrades.CAPACITY.registerItem( parts.formationPlane(), 5 );

		// Matter Cannon
		Upgrades.FUZZY.registerItem( items.massCannon(), 1 );
		Upgrades.INVERTER.registerItem( items.massCannon(), 1 );
		Upgrades.SPEED.registerItem( items.massCannon(), 4 );

		// Molecular Assembler
		Upgrades.SPEED.registerItem( blocks.molecularAssembler(), 5 );

		// Inscriber
		Upgrades.SPEED.registerItem( blocks.inscriber(), 3 );

		items.wirelessTerminal().maybeItem().ifPresent( terminal ->
		{
			registries.wireless().registerWirelessHandler( (IWirelessTermHandler) terminal );
		} );

		// add villager trading to black smiths for a few basic materials
		if( AEConfig.instance.isFeatureEnabled( AEFeature.VillagerTrading ) )
		{
			// TODO: VILLAGER TRADING
			// VillagerRegistry.instance().getRegisteredVillagers()..registerVillageTradeHandler( 3, new AETrading() );
		}

		if( AEConfig.instance.isFeatureEnabled( AEFeature.CertusQuartzWorldGen ) )
		{
			GameRegistry.registerWorldGenerator( new QuartzWorldGen(), 0 );
		}

		if( AEConfig.instance.isFeatureEnabled( AEFeature.MeteoriteWorldGen ) )
		{
			GameRegistry.registerWorldGenerator( new MeteoriteWorldGen(), 0 );
		}

		final IMovableRegistry mr = registries.movable();

		/*
		 * You can't move bed rock.
		 */
		mr.blacklistBlock( net.minecraft.init.Blocks.BEDROCK );

		/*
		 * White List Vanilla...
		 */
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityBeacon.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityBrewingStand.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityChest.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityCommandBlock.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityComparator.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityDaylightDetector.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityDispenser.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityDropper.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityEnchantmentTable.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityEnderChest.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityEndPortal.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntitySkull.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityFurnace.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityMobSpawner.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntitySign.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityPiston.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityFlowerPot.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityNote.class );
		mr.whiteListTileEntity( net.minecraft.tileentity.TileEntityHopper.class );

		/*
		 * Whitelist AE2
		 */
		mr.whiteListTileEntity( AEBaseTile.class );

		/*
		 * world gen
		 */
		for( final WorldGenType type : WorldGenType.values() )
		{
			registries.worldgen().disableWorldGenForProviderID( type, StorageWorldProvider.class );

			// nether
			registries.worldgen().disableWorldGenForDimension( type, -1 );

			// end
			registries.worldgen().disableWorldGenForDimension( type, 1 );
		}

		// whitelist from config
		for( final int dimension : AEConfig.instance.meteoriteDimensionWhitelist )
		{
			registries.worldgen().enableWorldGenForDimension( WorldGenType.METEORITES, dimension );
		}

		/*
		 * initial recipe bake, if ore dictionary changes after this it re-bakes.
		 */
		OreDictionaryHandler.INSTANCE.bakeRecipes();
	}
}