package com.thatgravyboat.skyblockhud;

import com.google.common.collect.Sets;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.thatgravyboat.skyblockhud.api.LeaderboardGetter;
import com.thatgravyboat.skyblockhud.api.events.ProfileSwitchedEvent;
import com.thatgravyboat.skyblockhud.commands.Commands;
import com.thatgravyboat.skyblockhud.config.KeyBindings;
import com.thatgravyboat.skyblockhud.config.SBHConfig;
import com.thatgravyboat.skyblockhud.dungeons.DungeonHandler;
import com.thatgravyboat.skyblockhud.handlers.*;
import com.thatgravyboat.skyblockhud.location.DwarvenMineHandler;
import com.thatgravyboat.skyblockhud.location.FarmingIslandHandler;
import com.thatgravyboat.skyblockhud.location.IslandHandler;
import com.thatgravyboat.skyblockhud.location.LocationHandler;
import com.thatgravyboat.skyblockhud.overlay.DungeonOverlay;
import com.thatgravyboat.skyblockhud.overlay.OverlayHud;
import com.thatgravyboat.skyblockhud.overlay.RPGHud;
import com.thatgravyboat.skyblockhud.playerstats.ActionBarParsing;
import com.thatgravyboat.skyblockhud.seasons.SeasonDateHandler;
import java.awt.*;
import java.awt.datatransfer.StringSelection;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.util.Set;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.scoreboard.ScoreObjective;
import net.minecraft.scoreboard.Scoreboard;
import net.minecraftforge.client.event.ClientChatReceivedEvent;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.entity.player.ItemTooltipEvent;
import net.minecraftforge.fml.client.registry.ClientRegistry;
import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.common.Mod.EventHandler;
import net.minecraftforge.fml.common.event.FMLPostInitializationEvent;
import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
import net.minecraftforge.fml.common.eventhandler.EventPriority;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import net.minecraftforge.fml.common.gameevent.TickEvent;
import org.lwjgl.input.Keyboard;

@Mod(modid = SkyblockHud.MODID, version = SkyblockHud.VERSION)
public class SkyblockHud {

    public static final String MODID = "skyblockhud";
    public static final String VERSION = "1.12";

    public static SBHConfig config;

    private File configFile;

    private static final Set<String> SKYBLOCK_IN_ALL_LANGUAGES = Sets.newHashSet(
        "SKYBLOCK",
        "\u7A7A\u5C9B\u751F\u5B58"
    );

    private final Gson gson = new GsonBuilder()
        .setPrettyPrinting()
        .excludeFieldsWithoutExposeAnnotation()
        .create();

    private static File configDirectory;

    @EventHandler
    public void preInit(FMLPreInitializationEvent event) {
        MinecraftForge.EVENT_BUS.register(this);
        MinecraftForge.EVENT_BUS.register(new LeaderboardGetter());
        MinecraftForge.EVENT_BUS.register(new SeasonDateHandler());
        MinecraftForge.EVENT_BUS.register(new LocationHandler());
        MinecraftForge.EVENT_BUS.register(new IslandHandler());
        MinecraftForge.EVENT_BUS.register(new TimeHandler());
        MinecraftForge.EVENT_BUS.register(new CurrencyHandler());
        MinecraftForge.EVENT_BUS.register(new SlayerHandler());
        MinecraftForge.EVENT_BUS.register(new DungeonHandler());
        MinecraftForge.EVENT_BUS.register(new DwarvenMineHandler());
        MinecraftForge.EVENT_BUS.register(new FarmingIslandHandler());

        /* DISABLE UNTIL NEW SYSTEM
        MinecraftForge.EVENT_BUS.register(new TrackerHandler());
        MinecraftForge.EVENT_BUS.register(new KillTrackerHandler());
         */
        MinecraftForge.EVENT_BUS.register(new HeldItemHandler());

        ClientRegistry.registerKeyBinding(KeyBindings.map);

        MinecraftForge.EVENT_BUS.register(new ComponentHandler());
        MinecraftForge.EVENT_BUS.register(new ActionBarParsing());
        Commands.init();

        configFile =
            new File(event.getModConfigurationDirectory(), "sbh-config.json");

        if (configFile.exists()) {
            try (
                BufferedReader reader = new BufferedReader(
                    new InputStreamReader(
                        new FileInputStream(configFile),
                        StandardCharsets.UTF_8
                    )
                )
            ) {
                config = gson.fromJson(reader, SBHConfig.class);
            } catch (Exception ignored) {}
        }

        if (config == null) {
            config = new SBHConfig();
            saveConfig();
        }

        configDirectory = event.getModConfigurationDirectory();

        Runtime.getRuntime().addShutdownHook(new Thread(this::saveConfig));
        //Runtime.getRuntime().addShutdownHook(new Thread(() -> TrackerFileLoader.saveTrackerStatsFile(event.getModConfigurationDirectory())));
    }

    public void saveConfig() {
        try {
            configFile.createNewFile();

            try (
                BufferedWriter writer = new BufferedWriter(
                    new OutputStreamWriter(
                        new FileOutputStream(configFile),
                        StandardCharsets.UTF_8
                    )
                )
            ) {
                writer.write(gson.toJson(config));
            }
        } catch (IOException ignored) {}
    }

    @EventHandler
    public void postInit(FMLPostInitializationEvent event) {
        MinecraftForge.EVENT_BUS.register(new OverlayHud());
        MinecraftForge.EVENT_BUS.register(new RPGHud());
        MinecraftForge.EVENT_BUS.register(new DungeonOverlay());
        MinecraftForge.EVENT_BUS.register(new BossbarHandler());
        MinecraftForge.EVENT_BUS.register(new MapHandler());
    }

    /* DISABLE UNTIL NEW SYSTEM

    @EventHandler
    public void loadComplete(FMLLoadCompleteEvent event){
        TrackerFileLoader.loadTrackersFile();

        if (TrackerFileLoader.loadTrackerStatsFile(configDirectory)){
            TrackerFileLoader.saveTrackerStatsFile(configDirectory);
        }
    }

    @SubscribeEvent
    public void onLeaveServer(FMLNetworkEvent.ClientDisconnectionFromServerEvent event){
        TrackerFileLoader.saveTrackerStatsFile(configDirectory);
    }

     */

    public static boolean hasSkyblockScoreboard() {
        Minecraft mc = Minecraft.getMinecraft();

        if (mc != null && mc.theWorld != null) {
            Scoreboard scoreboard = mc.theWorld.getScoreboard();
            ScoreObjective sidebarObjective = scoreboard.getObjectiveInDisplaySlot(
                1
            );
            if (sidebarObjective != null) {
                String objectiveName = sidebarObjective
                    .getDisplayName()
                    .replaceAll("(?i)\\u00A7.", "");
                for (String skyblock : SKYBLOCK_IN_ALL_LANGUAGES) {
                    if (objectiveName.startsWith(skyblock)) {
                        return true;
                    }
                }
            }
        }

        return false;
    }

    @SubscribeEvent
    public void onTooltip(ItemTooltipEvent event) {
        if (
            event.itemStack != null &&
            Keyboard.isKeyDown(Keyboard.KEY_BACKSLASH)
        ) {
            try {
                StringSelection clipboard = new StringSelection(
                    event.itemStack.serializeNBT().toString()
                );
                Toolkit
                    .getDefaultToolkit()
                    .getSystemClipboard()
                    .setContents(clipboard, clipboard);
            } catch (Exception ignored) {}
        }
    }

    @SubscribeEvent(priority = EventPriority.HIGHEST)
    public void onStatusBar(ClientChatReceivedEvent event) {
        if (
            Utils
                .removeColor(event.message.getUnformattedText())
                .toLowerCase()
                .trim()
                .startsWith("your profile was changed to:")
        ) {
            MinecraftForge.EVENT_BUS.post(new ProfileSwitchedEvent());
        }
    }

    public static GuiScreen screenToOpen = null;
    private static int screenTicks = 0;

    @SubscribeEvent
    public void onClientTick(TickEvent.ClientTickEvent event) {
        if (screenToOpen != null) {
            screenTicks++;
            if (screenTicks == 5) {
                Minecraft.getMinecraft().displayGuiScreen(screenToOpen);
                screenTicks = 0;
                screenToOpen = null;
            }
        }
    }
}