package net.minecraft.world.item; import java.util.List; import net.minecraft.advancements.CriteriaTriggers; import net.minecraft.core.BlockPos; import net.minecraft.server.level.ServerPlayer; import net.minecraft.sounds.SoundEvents; import net.minecraft.sounds.SoundSource; import net.minecraft.stats.Stats; import net.minecraft.tags.FluidTags; import net.minecraft.world.InteractionHand; import net.minecraft.world.InteractionResultHolder; import net.minecraft.world.entity.AreaEffectCloud; import net.minecraft.world.entity.boss.enderdragon.EnderDragon; import net.minecraft.world.entity.player.Player; import net.minecraft.world.item.alchemy.PotionContents; import net.minecraft.world.item.alchemy.Potions; import net.minecraft.world.level.ClipContext; import net.minecraft.world.level.Level; import net.minecraft.world.level.gameevent.GameEvent; import net.minecraft.world.phys.BlockHitResult; import net.minecraft.world.phys.HitResult; public class BottleItem extends Item { public BottleItem(Item.Properties properties) { super(properties); } @Override public InteractionResultHolder use(Level level, Player player, InteractionHand usedHand) { List list = level.getEntitiesOfClass( AreaEffectCloud.class, player.getBoundingBox().inflate(2.0), areaEffectCloud -> areaEffectCloud != null && areaEffectCloud.isAlive() && areaEffectCloud.getOwner() instanceof EnderDragon ); ItemStack itemStack = player.getItemInHand(usedHand); if (!list.isEmpty()) { AreaEffectCloud areaEffectCloud = (AreaEffectCloud)list.get(0); areaEffectCloud.setRadius(areaEffectCloud.getRadius() - 0.5F); level.playSound(null, player.getX(), player.getY(), player.getZ(), SoundEvents.BOTTLE_FILL_DRAGONBREATH, SoundSource.NEUTRAL, 1.0F, 1.0F); level.gameEvent(player, GameEvent.FLUID_PICKUP, player.position()); if (player instanceof ServerPlayer serverPlayer) { CriteriaTriggers.PLAYER_INTERACTED_WITH_ENTITY.trigger(serverPlayer, itemStack, areaEffectCloud); } return InteractionResultHolder.sidedSuccess(this.turnBottleIntoItem(itemStack, player, new ItemStack(Items.DRAGON_BREATH)), level.isClientSide()); } else { BlockHitResult blockHitResult = getPlayerPOVHitResult(level, player, ClipContext.Fluid.SOURCE_ONLY); if (blockHitResult.getType() == HitResult.Type.MISS) { return InteractionResultHolder.pass(itemStack); } else { if (blockHitResult.getType() == HitResult.Type.BLOCK) { BlockPos blockPos = blockHitResult.getBlockPos(); if (!level.mayInteract(player, blockPos)) { return InteractionResultHolder.pass(itemStack); } if (level.getFluidState(blockPos).is(FluidTags.WATER)) { level.playSound(player, player.getX(), player.getY(), player.getZ(), SoundEvents.BOTTLE_FILL, SoundSource.NEUTRAL, 1.0F, 1.0F); level.gameEvent(player, GameEvent.FLUID_PICKUP, blockPos); return InteractionResultHolder.sidedSuccess( this.turnBottleIntoItem(itemStack, player, PotionContents.createItemStack(Items.POTION, Potions.WATER)), level.isClientSide() ); } } return InteractionResultHolder.pass(itemStack); } } } protected ItemStack turnBottleIntoItem(ItemStack bottleStack, Player player, ItemStack filledBottleStack) { player.awardStat(Stats.ITEM_USED.get(this)); return ItemUtils.createFilledResult(bottleStack, player, filledBottleStack); } }