SkStuff/src/me/TheBukor/expressions/ExprItemNBTv1_8_R2.java

68 lines
2.0 KiB
Java

package me.TheBukor.expressions;
import javax.annotation.Nullable;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.craftbukkit.v1_8_R2.inventory.CraftItemStack;
import org.bukkit.event.Event;
import org.bukkit.inventory.ItemStack;
import ch.njol.skript.Skript;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.SkriptParser.ParseResult;
import ch.njol.skript.lang.util.SimpleExpression;
import ch.njol.util.Kleenean;
import net.minecraft.server.v1_8_R2.MojangsonParseException;
import net.minecraft.server.v1_8_R2.MojangsonParser;
import net.minecraft.server.v1_8_R2.NBTTagCompound;
public class ExprItemNBTv1_8_R2 extends SimpleExpression<ItemStack> {
private Expression<ItemStack> itemStack;
private Expression<String> string;
@Override
public Class<? extends ItemStack> getReturnType() {
return ItemStack.class;
}
@Override
public boolean isSingle() {
return true;
}
@SuppressWarnings("unchecked")
@Override
public boolean init(Expression<?>[] expr, int matchedPattern, Kleenean arg2, ParseResult arg3) {
itemStack = (Expression<ItemStack>) expr[0];
string = (Expression<String>) expr[1];
return true;
}
@Override
public String toString(@Nullable Event e, boolean arg1) {
return itemStack.toString(e, false) + " with custom NBT";
}
@Override
@Nullable
public ItemStack[] get(Event e) {
ItemStack item = itemStack.getSingle(e);
String newTags = string.getSingle(e);
if (item.getType() == Material.AIR || item == null) {
return null;
}
net.minecraft.server.v1_8_R2.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
try {
NBTTagCompound NBT = MojangsonParser.parse(newTags);
if (NBT == null || NBT.isEmpty()) {
return new ItemStack[] { item };
}
nmsItem.setTag(NBT);
} catch (MojangsonParseException ex) {
Skript.warning(ChatColor.RED + "Error when parsing NBT - " + ex.getMessage());
}
ItemStack newItem = CraftItemStack.asCraftMirror(nmsItem);
return new ItemStack[] { newItem };
}
}