package net.minecraft.client.gui.components.debug;

import java.util.ArrayList;
import java.util.List;
import net.minecraft.ChatFormatting;
import net.minecraft.client.Minecraft;
import net.minecraft.resources.Identifier;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.chunk.LevelChunk;
import org.jspecify.annotations.Nullable;

public class DebugEntryLookingAtEntity implements DebugScreenEntry {
	public static final Identifier GROUP = Identifier.withDefaultNamespace("looking_at_entity");

	@Override
	public void display(
		final DebugScreenDisplayer displayer,
		@Nullable final Level serverOrClientLevel,
		@Nullable final LevelChunk clientChunk,
		@Nullable final LevelChunk serverChunk
	) {
		Minecraft minecraft = Minecraft.getInstance();
		Entity entity = minecraft.crosshairPickEntity;
		List<String> result = new ArrayList();
		if (entity != null) {
			result.add(ChatFormatting.UNDERLINE + "Targeted Entity");
			result.add(entity.typeHolder().getRegisteredName());
		}

		displayer.addToGroup(GROUP, result);
	}
}