package net.minecraft.util.profiling;

import java.util.function.Supplier;
import net.minecraft.util.profiling.metrics.MetricCategory;

public interface ProfilerFiller {
	String ROOT = "root";

	void startTick();

	void endTick();

	/**
	 * Start section
	 */
	void push(String name);

	void push(Supplier<String> nameSupplier);

	/**
	 * End section
	 */
	void pop();

	void popPush(String name);

	void popPush(Supplier<String> nameSupplier);

	void markForCharting(MetricCategory category);

	default void incrementCounter(String entryId) {
		this.incrementCounter(entryId, 1);
	}

	void incrementCounter(String counterName, int increment);

	default void incrementCounter(Supplier<String> entryIdSupplier) {
		this.incrementCounter(entryIdSupplier, 1);
	}

	void incrementCounter(Supplier<String> counterNameSupplier, int increment);

	static ProfilerFiller tee(ProfilerFiller first, ProfilerFiller second) {
		if (first == InactiveProfiler.INSTANCE) {
			return second;
		} else {
			return second == InactiveProfiler.INSTANCE ? first : new ProfilerFiller() {
				@Override
				public void startTick() {
					first.startTick();
					second.startTick();
				}

				@Override
				public void endTick() {
					first.endTick();
					second.endTick();
				}

				@Override
				public void push(String name) {
					first.push(name);
					second.push(name);
				}

				@Override
				public void push(Supplier<String> nameSupplier) {
					first.push(nameSupplier);
					second.push(nameSupplier);
				}

				@Override
				public void markForCharting(MetricCategory category) {
					first.markForCharting(category);
					second.markForCharting(category);
				}

				@Override
				public void pop() {
					first.pop();
					second.pop();
				}

				@Override
				public void popPush(String name) {
					first.popPush(name);
					second.popPush(name);
				}

				@Override
				public void popPush(Supplier<String> nameSupplier) {
					first.popPush(nameSupplier);
					second.popPush(nameSupplier);
				}

				@Override
				public void incrementCounter(String counterName, int increment) {
					first.incrementCounter(counterName, increment);
					second.incrementCounter(counterName, increment);
				}

				@Override
				public void incrementCounter(Supplier<String> counterNameSupplier, int increment) {
					first.incrementCounter(counterNameSupplier, increment);
					second.incrementCounter(counterNameSupplier, increment);
				}
			};
		}
	}
}