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Mob Spawner API Enhancements

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== AT ==
public net.minecraft.world.level.BaseSpawner isNearPlayer(Lnet/minecraft/world/level/Level;Lnet/minecraft/core/BlockPos;)Z
public net.minecraft.world.level.BaseSpawner delay(Lnet/minecraft/world/level/Level;Lnet/minecraft/core/BlockPos;)V
public net.minecraft.world.level.BaseSpawner setNextSpawnData(Lnet/minecraft/world/level/Level;Lnet/minecraft/core/BlockPos;Lnet/minecraft/world/level/SpawnData;)V
This commit is contained in:
William Blake Galbreath
2019-04-19 12:41:13 -05:00
parent 5630b55346
commit b68af3dfa1
4 changed files with 165 additions and 2 deletions
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56
paper-server/src/main/java/org/bukkit/craftbukkit/spawner/PaperSharedSpawnerLogic.java Normal file
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package org.bukkit.craftbukkit.spawner;
import com.google.common.base.Preconditions;
import java.util.Optional;
import net.minecraft.core.BlockPos;
import net.minecraft.core.registries.BuiltInRegistries;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.level.BaseSpawner;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.SpawnData;
import org.bukkit.craftbukkit.inventory.CraftItemStack;
import org.bukkit.inventory.ItemStack;
import org.bukkit.spawner.Spawner;
/**
* A common parent interface for both the {@link org.bukkit.craftbukkit.block.CraftCreatureSpawner} and minecart mob spawner.
*/
public interface PaperSharedSpawnerLogic extends Spawner {
BaseSpawner getSpawner();
Level getInternalWorld();
BlockPos getInternalPosition();
default boolean isActivated() {
return this.getSpawner().isNearPlayer(this.getInternalWorld(), this.getInternalPosition());
}
default void resetTimer() {
this.getSpawner().delay(this.getInternalWorld(), this.getInternalPosition());
}
default void setNextSpawnData(SpawnData spawnData) {
this.getSpawner().setNextSpawnData(this.getInternalWorld(), this.getInternalPosition(), spawnData);
}
default void setSpawnedItem(final ItemStack itemStack) {
Preconditions.checkArgument(itemStack != null && !itemStack.getType().isAir(), "spawners cannot spawn air");
final net.minecraft.world.item.ItemStack item = CraftItemStack.asNMSCopy(itemStack);
final CompoundTag entity = new CompoundTag();
entity.putString(Entity.ID_TAG, BuiltInRegistries.ENTITY_TYPE.getKey(EntityType.ITEM).toString());
entity.put("Item", item.save(this.getInternalWorld().registryAccess()));
this.setNextSpawnData(
new net.minecraft.world.level.SpawnData(
entity,
java.util.Optional.empty(),
Optional.ofNullable(this.getSpawner().nextSpawnData).flatMap(SpawnData::equipment)
)
);
}
}