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

111 lines
3.0 KiB
Java

package me.TheBukor.SkStuff.expressions;
import java.lang.reflect.Field;
import javax.annotation.Nullable;
import org.bukkit.Bukkit;
import org.bukkit.entity.Entity;
import org.bukkit.event.Event;
import ch.njol.skript.classes.Changer.ChangeMode;
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 ch.njol.util.coll.CollectionUtils;
import me.TheBukor.SkStuff.util.ReflectionUtils;
public class ExprFireProof extends SimpleExpression<Boolean> {
private Expression<Entity> entity;
private Class<?> craftEntClass = ReflectionUtils.getOBCClass("entity.CraftEntity");
private Class<?> entityClass = ReflectionUtils.getNMSClass("Entity");
@Override
public Class<? extends Boolean> getReturnType() {
return Boolean.class;
}
@Override
public boolean isSingle() {
return true;
}
@SuppressWarnings("unchecked")
@Override
public boolean init(Expression<?>[] expr, int matchedPattern, Kleenean arg2, ParseResult arg3) {
entity = (Expression<Entity>) expr[0];
return true;
}
@Override
public String toString(@Nullable Event e, boolean arg1) {
return "fireproof state of " + entity.toString(e, false);
}
@Override
@Nullable
protected Boolean[] get(Event e) {
Entity ent = entity.getSingle(e);
if (ent == null)
return null;
Object nmsEnt;
Boolean fireProof = null;
try {
nmsEnt = craftEntClass.getMethod("getHandle").invoke(ent);
fireProof = (Boolean) nmsEnt.getClass().getMethod("isFireProof").invoke(nmsEnt);
} catch (Exception ex) {
ex.printStackTrace();
}
return new Boolean[] { fireProof };
}
@Override
public void change(Event e, @Nullable Object[] delta, ChangeMode mode) {
Entity ent = entity.getSingle(e);
if (ent == null)
return;
Object nmsEnt = null;
try {
nmsEnt = craftEntClass.getMethod("getHandle").invoke(ent);
} catch (Exception ex) {
ex.printStackTrace();
}
if (mode == ChangeMode.SET) {
Boolean newValue = (Boolean) delta[0];
try {
//Field field = nmsEnt.getClass().getDeclaredField("fireProof");
Bukkit.broadcastMessage("Looping all declared fields...");
Field field = null;
int i = 1;
for (Field f : entityClass.getDeclaredFields()) {
Bukkit.broadcastMessage("Field #" + i + " = \u00A7b" + f.getName());
if (f.getName().toLowerCase().contains("fire")) {
field = f;
}
i++;
}
if (field == null) {
Bukkit.broadcastMessage("No field containing \"fire\" was found...");
return;
}
field.setAccessible(true);
field.setBoolean(nmsEnt, newValue);
field.setAccessible(false);
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
@SuppressWarnings("unchecked")
@Override
@Nullable
public Class<?>[] acceptChange(ChangeMode mode) {
if (mode == ChangeMode.SET) {
return CollectionUtils.array(Boolean.class);
}
return null;
}
}