package com.minelittlepony.unicopia.client;

import java.util.Optional;
import com.minelittlepony.common.event.ScreenInitCallback;
import com.minelittlepony.common.event.ScreenInitCallback.ButtonList;
import com.minelittlepony.unicopia.InteractionManager;
import com.minelittlepony.unicopia.Race;
import com.minelittlepony.unicopia.Unicopia;
import com.minelittlepony.unicopia.client.gui.SettingsScreen;
import com.minelittlepony.unicopia.client.gui.UHud;
import com.minelittlepony.unicopia.entity.player.PlayerCamera;
import com.minelittlepony.unicopia.entity.player.Pony;
import net.fabricmc.api.ClientModInitializer;
import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
import net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.screen.Screen;
import net.minecraft.client.gui.screen.world.CreateWorldScreen;
import net.minecraft.entity.player.PlayerEntity;

public class UnicopiaClient implements ClientModInitializer {

    public static Optional<PlayerCamera> getCamera() {
        PlayerEntity player = MinecraftClient.getInstance().player;

        if (player != null && MinecraftClient.getInstance().cameraEntity == player) {
            return Optional.of(Pony.of(player).getCamera());
        }

        return Optional.empty();
    }

    public static Race getPreferredRace() {
        if (!Unicopia.getConfig().ignoreMineLP.get()
                && MinecraftClient.getInstance().player != null) {
            Race race = MineLPConnector.getPlayerPonyRace();

            if (!race.isDefault()) {
                return race;
            }
        }

        return Unicopia.getConfig().preferredRace.get();
    }

    public static float getWorldBrightness(float initial) {
        return Math.min(1, initial + 0.6F);
    }

    @Override
    public void onInitializeClient() {
        InteractionManager.INSTANCE = new ClientInteractionManager();

        KeyBindingsHandler.bootstrap();
        URenderers.bootstrap();

        ClientTickEvents.END_CLIENT_TICK.register(this::onTick);
        ScreenInitCallback.EVENT.register(this::onScreenInit);
        ItemTooltipCallback.EVENT.register(new ModifierTooltipRenderer());
    }

    private void onTick(MinecraftClient client) {
        KeyBindingsHandler.INSTANCE.tick(client);
        UHud.INSTANCE.tick();
    }

    private void onScreenInit(Screen screen, ButtonList buttons) {
        if (screen instanceof CreateWorldScreen) {
            buttons.add(SettingsScreen.createRaceSelector(screen));
        }
    }

}