/* * This file ("ItemSpawnerChanger.java") is part of the Actually Additions mod for Minecraft. * It is created and owned by Ellpeck and distributed * under the Actually Additions License to be found at * http://ellpeck.de/actaddlicense * View the source code at https://github.com/Ellpeck/ActuallyAdditions * * © 2015-2017 Ellpeck */ package de.ellpeck.actuallyadditions.mod.items; import de.ellpeck.actuallyadditions.mod.ActuallyAdditions; import de.ellpeck.actuallyadditions.mod.config.values.ConfigStringListValues; import de.ellpeck.actuallyadditions.mod.items.base.ItemBase; import de.ellpeck.actuallyadditions.mod.util.StackUtil; import de.ellpeck.actuallyadditions.mod.util.StringUtil; import net.minecraft.block.state.IBlockState; import net.minecraft.client.util.ITooltipFlag; import net.minecraft.entity.EntityList; import net.minecraft.entity.EntityLivingBase; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.tileentity.MobSpawnerBaseLogic; import net.minecraft.tileentity.TileEntity; import net.minecraft.tileentity.TileEntityMobSpawner; import net.minecraft.util.EnumActionResult; import net.minecraft.util.EnumFacing; import net.minecraft.util.EnumHand; import net.minecraft.util.ResourceLocation; import net.minecraft.util.math.BlockPos; import net.minecraft.util.text.TextFormatting; import net.minecraft.world.World; import java.util.List; public class ItemSpawnerChanger extends ItemBase{ public ItemSpawnerChanger(String name){ super(name); this.setMaxStackSize(1); } @Override public EnumActionResult onItemUse(EntityPlayer player, World world, BlockPos pos, EnumHand hand, EnumFacing facing, float hitX, float hitY, float hitZ){ if(!world.isRemote){ ItemStack stack = player.getHeldItemMainhand(); if(player.canPlayerEdit(pos.offset(facing), facing, stack)){ TileEntity tile = world.getTileEntity(pos); if(tile instanceof TileEntityMobSpawner){ String entity = this.getStoredEntity(stack); if(entity != null){ MobSpawnerBaseLogic logic = ((TileEntityMobSpawner)tile).getSpawnerBaseLogic(); //This is a hacky way to remove the spawn potentials that make the spawner reset from time to time //Don't judge, there isn't a method for it and it's better than Reflection hackiness NBTTagCompound compound = new NBTTagCompound(); logic.writeToNBT(compound); compound.removeTag("SpawnPotentials"); compound.removeTag("SpawnData"); logic.readFromNBT(compound); logic.setEntityId(new ResourceLocation(entity)); tile.markDirty(); IBlockState state = world.getBlockState(pos); world.notifyBlockUpdate(pos, state, state, 3); ItemPhantomConnector.clearStorage(stack, "Entity"); if(!player.capabilities.isCreativeMode){ player.setHeldItem(hand, StackUtil.shrink(stack, 1)); } return EnumActionResult.SUCCESS; } } } } return EnumActionResult.FAIL; } @Override public boolean itemInteractionForEntity(ItemStack aStack, EntityPlayer player, EntityLivingBase entity, EnumHand hand){ if(!player.world.isRemote){ ItemStack stack = player.getHeldItemMainhand(); if(this.getStoredEntity(stack) == null){ if(this.storeClickedEntity(stack, entity)){ entity.setDead(); } } return true; } return false; } private boolean storeClickedEntity(ItemStack stack, EntityLivingBase entity){ if(!stack.hasTagCompound()){ stack.setTagCompound(new NBTTagCompound()); } if(!(entity instanceof EntityPlayer) && entity.isNonBoss()){ ResourceLocation entityLoc = EntityList.getKey(entity.getClass()); if(entityLoc != null){ String entityName = entityLoc.toString(); if(entityName != null && !entityName.isEmpty()){ for(String name : ConfigStringListValues.SPAWNER_CHANGER_BLACKLIST.getValue()){ if(entityName.equals(name)){ return false; } } stack.getTagCompound().setString("Entity", entityName); return true; } } } return false; } private String getStoredEntity(ItemStack stack){ if(stack.hasTagCompound()){ String entity = stack.getTagCompound().getString("Entity"); if(entity != null && !entity.isEmpty()){ return entity; } } return null; } @Override public void addInformation(ItemStack stack, World playerIn, List list, ITooltipFlag advanced){ String entity = this.getStoredEntity(stack); if(entity != null){ list.add("Entity: "+entity); list.add(TextFormatting.ITALIC+StringUtil.localize("tooltip."+ActuallyAdditions.MODID+".clearStorage.desc")); } } }