mirror of
https://github.com/Ellpeck/ActuallyAdditions.git
synced 2024-05-18 23:51:23 +02:00
340 lines
16 KiB
Java
340 lines
16 KiB
Java
/*
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* This file ("WorldUtil.java") is part of the Actually Additions mod for Minecraft.
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* It is created and owned by Ellpeck and distributed
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* under the Actually Additions License to be found at
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* http://ellpeck.de/actaddlicense
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* View the source code at https://github.com/Ellpeck/ActuallyAdditions
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*
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* © 2015-2017 Ellpeck
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*/
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package de.ellpeck.actuallyadditions.mod.util;
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import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
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import de.ellpeck.actuallyadditions.mod.ActuallyAdditionsClient;
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import de.ellpeck.actuallyadditions.mod.tile.FilterSettings;
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import de.ellpeck.actuallyadditions.mod.util.compat.SlotlessableItemHandlerWrapper;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.server.level.ServerPlayer;
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import net.minecraft.world.InteractionHand;
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import net.minecraft.world.entity.item.ItemEntity;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.Items;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.Block;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.entity.BlockEntity;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.properties.BlockStateProperties;
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import net.minecraft.world.phys.BlockHitResult;
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import net.minecraft.world.phys.Vec3;
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import net.neoforged.neoforge.capabilities.Capabilities;
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import net.neoforged.neoforge.common.CommonHooks;
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import net.neoforged.neoforge.common.NeoForge;
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import net.neoforged.neoforge.common.util.FakePlayer;
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import net.neoforged.neoforge.common.util.FakePlayerFactory;
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import net.neoforged.neoforge.energy.IEnergyStorage;
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import net.neoforged.neoforge.event.EventHooks;
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import net.neoforged.neoforge.event.entity.player.PlayerEvent;
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import net.neoforged.neoforge.event.level.BlockEvent.BreakEvent;
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import net.neoforged.neoforge.fluids.FluidStack;
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import net.neoforged.neoforge.fluids.capability.IFluidHandler;
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import java.util.ArrayList;
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import java.util.List;
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public final class WorldUtil {
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public static boolean doItemInteraction(SlotlessableItemHandlerWrapper extractWrapper, SlotlessableItemHandlerWrapper insertWrapper, int maxExtract) {
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return doItemInteraction(extractWrapper, insertWrapper, maxExtract, null);
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}
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public static boolean doItemInteraction(SlotlessableItemHandlerWrapper extractWrapper, SlotlessableItemHandlerWrapper insertWrapper, int maxExtract, FilterSettings filter) {
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return doItemInteraction(extractWrapper, insertWrapper, maxExtract, 0, Integer.MAX_VALUE, 0, Integer.MAX_VALUE, filter);
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}
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public static boolean doItemInteraction(SlotlessableItemHandlerWrapper extractWrapper, SlotlessableItemHandlerWrapper insertWrapper, int maxExtract, int extractSlotStart, int extractSlotEnd, int insertSlotStart, int insertSlotEnd, FilterSettings filter) {
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ItemStack theoreticalExtract = extractItem(extractWrapper, maxExtract, true, extractSlotStart, extractSlotEnd, filter);
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if (StackUtil.isValid(theoreticalExtract)) {
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ItemStack remaining = StackUtil.insertItem(insertWrapper, theoreticalExtract, false, insertSlotStart, insertSlotEnd);
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if (!ItemStack.matches(remaining, theoreticalExtract)) {
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int toExtract = theoreticalExtract.getCount() - remaining.getCount();
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extractItem(extractWrapper, toExtract, false, extractSlotStart, extractSlotEnd, filter);
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return true;
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}
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}
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return false;
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}
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public static ItemStack extractItem(SlotlessableItemHandlerWrapper extractWrapper, int maxExtract, boolean simulate, int slotStart, int slotEnd, FilterSettings filter) {
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ItemStack extracted = ItemStack.EMPTY;
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if (ActuallyAdditions.commonCapsLoaded) {
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/* Object handler = extractWrapper.getSlotlessHandler();
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if (handler instanceof ISlotlessItemHandler) {
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ISlotlessItemHandler slotless = (ISlotlessItemHandler) handler;
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if (filter == null || !filter.needsCheck()) {
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extracted = slotless.extractItem(maxExtract, simulate);
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return extracted;
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} else {
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ItemStack would = slotless.extractItem(maxExtract, true);
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if (filter.check(would)) {
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if (simulate) {
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extracted = would;
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} else {
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extracted = slotless.extractItem(maxExtract, false);
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}
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}
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//Leave the possibility to fall back to vanilla when there is a filter
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}
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}*/
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}
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if (!StackUtil.isValid(extracted)) {
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/* IItemHandler handler = extractWrapper.getNormalHandler();
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if (handler != null) {
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for (int i = Math.max(0, slotStart); i < Math.min(slotEnd, handler.getSlots()); i++) {
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if (filter == null || !filter.needsCheck() || filter.check(handler.getStackInSlot(i))) {
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extracted = handler.extractItem(i, maxExtract, simulate);
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if (StackUtil.isValid(extracted)) {
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break;
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}
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}
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}
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}*/
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}
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return extracted;
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}
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public static void doEnergyInteraction(Level level, BlockPos posFrom, BlockPos posTo, Direction sideTo, int maxTransfer) {
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if (maxTransfer > 0) {
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Direction opp = sideTo == null
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? null
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: sideTo.getOpposite();
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IEnergyStorage handlerFrom = level.getCapability(Capabilities.EnergyStorage.BLOCK, posFrom, sideTo);
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IEnergyStorage handlerTo = level.getCapability(Capabilities.EnergyStorage.BLOCK, posTo, opp);
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if (handlerFrom != null && handlerTo != null) {
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int drain = handlerFrom.extractEnergy(maxTransfer, true);
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if (drain > 0) {
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int filled = handlerTo.receiveEnergy(drain, false);
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handlerFrom.extractEnergy(filled, false);
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}
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}
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}
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}
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public static void doFluidInteraction(Level level, BlockPos posFrom, BlockPos posTo, Direction sideTo, int maxTransfer) {
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if (maxTransfer > 0) {
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IFluidHandler handlerFrom = level.getCapability(Capabilities.FluidHandler.BLOCK, posFrom, sideTo);
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IFluidHandler handlerTo = level.getCapability(Capabilities.FluidHandler.BLOCK, posTo, sideTo.getOpposite());
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if (handlerFrom != null && handlerTo != null) {
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FluidStack drain = handlerFrom.drain(maxTransfer, IFluidHandler.FluidAction.SIMULATE);
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if (!drain.isEmpty()) {
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int filled = handlerTo.fill(drain.copy(), IFluidHandler.FluidAction.EXECUTE);
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handlerFrom.drain(filled, IFluidHandler.FluidAction.EXECUTE);
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}
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}
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}
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}
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/**
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* Checks if a given Block with a given Meta is present in given Positions
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*
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* @param positions The Positions, an array of {x, y, z} arrays containing Positions
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* @param block The Block
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* @param level The World
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* @return Is every block present?
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*/
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public static boolean hasBlocksInPlacesGiven(BlockPos[] positions, Block block, Level level) {
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for (BlockPos pos : positions) {
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BlockState state = level.getBlockState(pos);
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if (!(state.getBlock() == block)) {
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return false;
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}
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}
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return true;
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}
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public static ItemStack useItemAtSide(Direction side, Level level, BlockPos pos, ItemStack stack) {
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if (level instanceof ServerLevel && StackUtil.isValid(stack) && pos != null) {
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BlockPos offsetPos = pos.relative(side);
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BlockState state = level.getBlockState(offsetPos);
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Block block = state.getBlock();
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boolean replaceable = false; //= block.canBeReplaced(world, offsetPos); //TODO
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//Redstone
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if (replaceable && stack.getItem() == Items.REDSTONE) {
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level.setBlock(offsetPos, Blocks.REDSTONE_WIRE.defaultBlockState(), 2);
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return StackUtil.shrink(stack, 1);
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}
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//Plants
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/* if (replaceable && stack.getItem() instanceof IPlantable) { //TODO
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if (((IPlantable) stack.getItem()).getPlant(world, offsetPos).getBlock().canPlaceBlockAt(world, offsetPos)) {
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if (world.setBlock(offsetPos, ((IPlantable) stack.getItem()).getPlant(world, offsetPos), 2)) {
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return StackUtil.shrink(stack, 1);
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}
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}
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}*/
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//Everything else
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try {
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FakePlayer fake = FakePlayerFactory.getMinecraft((ServerLevel) level);
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// if (fake.connection == null) {
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// fake.connection = new NetHandlerSpaghettiServer(fake);
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// }
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//ItemStack heldBefore = fake.getMainHandItem();
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setHandItemWithoutAnnoyingSound(fake, InteractionHand.MAIN_HAND, stack.copy());
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BlockHitResult ray = new BlockHitResult(new Vec3(0.5, 0.5, 0.5), side.getOpposite(), offsetPos, true);
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fake.gameMode.useItemOn(fake, level, fake.getMainHandItem(), InteractionHand.MAIN_HAND, ray);
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ItemStack result = fake.getItemInHand(InteractionHand.MAIN_HAND);
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//setHandItemWithoutAnnoyingSound(fake, Hand.MAIN_HAND, heldBefore);
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return result;
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} catch (Exception e) {
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ActuallyAdditions.LOGGER.error("Something that places Blocks at " + offsetPos.getX() + ", " + offsetPos.getY() + ", " + offsetPos.getZ() + " in World " + level.dimension() + " threw an Exception! Don't let that happen again!", e);
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}
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}
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return stack;
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}
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public static boolean dropItemAtSide(Direction side, Level level, BlockPos pos, ItemStack stack) {
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BlockPos coords = pos.relative(side);
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if (level.hasChunkAt(coords)) {
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ItemEntity item = new ItemEntity(level, coords.getX() + 0.5, coords.getY() + 0.5, coords.getZ() + 0.5, stack);
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item.setDeltaMovement(0,0,0);
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return level.addFreshEntity(item);
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}
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return false;
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}
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public static Direction getDirectionBySidesInOrder(int side) {
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switch (side) {
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case 0:
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return Direction.UP;
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case 1:
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return Direction.DOWN;
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case 2:
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return Direction.NORTH;
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case 3:
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return Direction.EAST;
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case 4:
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return Direction.SOUTH;
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default:
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return Direction.WEST;
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}
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}
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public static Direction getDirectionByPistonRotation(BlockState state) {
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return state.getValue(BlockStateProperties.FACING);
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}
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public static ArrayList<BlockState> getStatesAround(Level level, BlockPos pos) {
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ArrayList<BlockState> blocks = new ArrayList<>();
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blocks.add(level.getBlockState(pos.relative(Direction.NORTH)));
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blocks.add(level.getBlockState(pos.relative(Direction.EAST)));
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blocks.add(level.getBlockState(pos.relative(Direction.SOUTH)));
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blocks.add(level.getBlockState(pos.relative(Direction.WEST)));
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return blocks;
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}
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public static void setHandItemWithoutAnnoyingSound(Player player, InteractionHand hand, ItemStack stack) {
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if (hand == InteractionHand.MAIN_HAND) {
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player.getInventory().items.set(player.getInventory().selected, stack);
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} else if (hand == InteractionHand.OFF_HAND) {
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player.getInventory().offhand.set(0, stack);
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}
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}
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//I think something is up with this, but I'm not entirely certain what.
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public static float fireFakeHarvestEventsForDropChance(BlockEntity caller, List<ItemStack> drops, Level level, BlockPos pos) {
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if (level instanceof ServerLevel) {
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FakePlayer fake = FakePlayerFactory.getMinecraft((ServerLevel) level);
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BlockPos tePos = caller.getBlockPos();
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fake.setPos(tePos.getX() + 0.5, tePos.getY() + 0.5, tePos.getZ() + 0.5);
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BlockState state = level.getBlockState(pos);
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BreakEvent event = new BreakEvent(level, pos, state, fake);
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NeoForge.EVENT_BUS.post(event);
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if (!event.isCanceled()) {
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return EventHooks.doPlayerHarvestCheck(fake, state, true) ? 1F : 0F;
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//return ForgeEventFactory.fireBlockHarvesting(drops, world, pos, state, 0, 1, false, fake); //TODO what?!
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}
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}
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return 0F;
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}
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/**
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* Tries to break a block as if this player had broken it. This is a complex operation.
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*
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* @param stack The player's current held stack, main hand.
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* @param level The player's world.
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* @param player The player that is breaking this block.
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* @param pos The pos to break.
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* @return If the break was successful.
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*/
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public static boolean breakExtraBlock(ItemStack stack, Level level, Player player, BlockPos pos) {
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BlockState state = level.getBlockState(pos);
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Block block = state.getBlock();
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if (player.isCreative()) {
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if (block.onDestroyedByPlayer(state, level, pos, player, false, state.getFluidState())) {
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block.destroy(level, pos, state);
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}
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// send update to client
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if (!level.isClientSide) {
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//((ServerPlayerEntity) player).connection.send(new SPacketBlockChange(world, pos)); //TODO dunno what this is
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}
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return true;
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}
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// callback to the tool the player uses. Called on both sides. This damages the tool n stuff.
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stack.mineBlock(level, state, pos, player);
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// server sided handling
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if (!level.isClientSide) {
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// send the blockbreak event
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int xp = CommonHooks.onBlockBreakEvent(level, ((ServerPlayer) player).gameMode.getGameModeForPlayer(), (ServerPlayer) player, pos);
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if (xp == -1) {
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return false;
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}
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BlockEntity blockEntity = level.getBlockEntity(pos);
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if (block.onDestroyedByPlayer(state, level, pos, player, true, state.getFluidState())) { // boolean is if block can be harvested, checked above
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block.destroy(level, pos, state);
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block.playerDestroy(level, player, pos, state, blockEntity, stack);
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block.popExperience(((ServerLevel) level), pos, xp);
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}
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// always send block update to client
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//((ServerPlayerEntity) player).connection.send(new SPacketBlockChange(world, pos)); //TODO how
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return true;
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}
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// client sided handling
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else {
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// clientside we do a "this block has been clicked on long enough to be broken" call. This should not send any new packets
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// the code above, executed on the server, sends a block-updates that give us the correct state of the block we destroy.
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// following code can be found in PlayerControllerMP.onPlayerDestroyBlock
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level.levelEvent(2001, pos, Block.getId(state));
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if (block.onDestroyedByPlayer(state, level, pos, player, true, state.getFluidState())) {
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block.destroy(level, pos, state);
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}
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// callback to the tool
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stack.mineBlock(level, state, pos, player);
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// send an update to the server, so we get an update back
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ActuallyAdditionsClient.sendBreakPacket(pos);
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return true;
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}
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}
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}
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