package net.minecraft.client.resources;

import java.io.BufferedReader;
import java.io.IOException;
import java.time.MonthDay;
import java.util.List;
import java.util.Locale;
import net.minecraft.client.Minecraft;
import net.minecraft.client.User;
import net.minecraft.client.gui.components.SplashRenderer;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.Style;
import net.minecraft.resources.Identifier;
import net.minecraft.server.packs.resources.ResourceManager;
import net.minecraft.server.packs.resources.SimplePreparableReloadListener;
import net.minecraft.util.RandomSource;
import net.minecraft.util.SpecialDates;
import net.minecraft.util.profiling.ProfilerFiller;
import org.jspecify.annotations.Nullable;

public class SplashManager extends SimplePreparableReloadListener<List<Component>> {
	private static final Style DEFAULT_STYLE = Style.EMPTY.withColor(-256);
	public static final Component CHRISTMAS = literalSplash("Merry X-mas!");
	public static final Component NEW_YEAR = literalSplash("Happy new year!");
	public static final Component HALLOWEEN = literalSplash("OOoooOOOoooo! Spooky!");
	private static final Identifier SPLASHES_LOCATION = Identifier.withDefaultNamespace("texts/splashes.txt");
	private static final RandomSource RANDOM = RandomSource.create();
	private List<Component> splashes = List.of();
	private final User user;

	public SplashManager(final User user) {
		this.user = user;
	}

	private static Component literalSplash(final String text) {
		return Component.literal(text).setStyle(DEFAULT_STYLE);
	}

	protected List<Component> prepare(final ResourceManager manager, final ProfilerFiller profiler) {
		try {
			BufferedReader reader = Minecraft.getInstance().getResourceManager().openAsReader(SPLASHES_LOCATION);

			List var4;
			try {
				var4 = reader.lines().map(String::trim).filter(line -> line.hashCode() != 125780783).map(SplashManager::literalSplash).toList();
			} catch (Throwable var7) {
				if (reader != null) {
					try {
						reader.close();
					} catch (Throwable var6) {
						var7.addSuppressed(var6);
					}
				}

				throw var7;
			}

			if (reader != null) {
				reader.close();
			}

			return var4;
		} catch (IOException var8) {
			return List.of();
		}
	}

	protected void apply(final List<Component> preparations, final ResourceManager manager, final ProfilerFiller profiler) {
		this.splashes = List.copyOf(preparations);
	}

	@Nullable
	public SplashRenderer getSplash() {
		MonthDay monthDay = SpecialDates.dayNow();
		if (monthDay.equals(SpecialDates.CHRISTMAS)) {
			return SplashRenderer.CHRISTMAS;
		} else if (monthDay.equals(SpecialDates.NEW_YEAR)) {
			return SplashRenderer.NEW_YEAR;
		} else if (monthDay.equals(SpecialDates.HALLOWEEN)) {
			return SplashRenderer.HALLOWEEN;
		} else if (this.splashes.isEmpty()) {
			return null;
		} else {
			return this.user != null && RANDOM.nextInt(this.splashes.size()) == 42
				? new SplashRenderer(literalSplash(this.user.getName().toUpperCase(Locale.ROOT) + " IS YOU"))
				: new SplashRenderer((Component)this.splashes.get(RANDOM.nextInt(this.splashes.size())));
		}
	}
}