package io.github.moulberry.notenoughupdates.commands;

import com.google.common.collect.Lists;
import io.github.moulberry.notenoughupdates.miscfeatures.entityviewer.EntityViewer;
import net.minecraft.client.Minecraft;
import net.minecraft.command.CommandException;
import net.minecraft.command.ICommandSender;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.event.ClickEvent;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.ChatStyle;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import net.minecraftforge.fml.common.gameevent.TickEvent;

import java.util.Arrays;
import java.util.List;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedDeque;

public class EntityViewerCommand extends ClientCommandBase {
    public EntityViewerCommand() {
        super("neushowentity");
        MinecraftForge.EVENT_BUS.register(this);
    }

    @Override
    public List<String> getCommandAliases() {
        return Lists.newArrayList("neuentityviewer");
    }

    @Override
    public String getCommandUsage(ICommandSender sender) {
        return EnumChatFormatting.RED + "Use /neushowentity list";
    }

    public void showUsage(ICommandSender sender) {
        sender.addChatMessage(new ChatComponentText(getCommandUsage(sender)));
    }

    private final Queue<EntityViewer> queuedGUIS = new ConcurrentLinkedDeque<>();

    @SubscribeEvent
    public void onTick(TickEvent event) {
        if (Minecraft.getMinecraft().currentScreen == null) {
            EntityViewer poll = queuedGUIS.poll();
            if (poll == null) return;
            Minecraft.getMinecraft().displayGuiScreen(poll);
        }
    }

    @Override
    public void processCommand(ICommandSender sender, String[] strings) throws CommandException {
        if (strings.length == 0) {
            showUsage(sender);
            return;
        }
        if (strings[0].equals("list")) {
            for (String label : EntityViewer.validEntities.keySet()) {
                sender.addChatMessage(new ChatComponentText(EnumChatFormatting.BLUE + " " + label)
                        .setChatStyle(new ChatStyle().setChatClickEvent(
                                new ClickEvent(ClickEvent.Action.SUGGEST_COMMAND, "/neuentityviewer " + label))));
            }
            return;
        }
        EntityLivingBase entityLivingBase;
        if (strings[0].startsWith("@")) {
            ResourceLocation resourceLocation = new ResourceLocation(strings[0].substring(1));
            entityLivingBase = EntityViewer.constructEntity(resourceLocation);
        } else {
            entityLivingBase = EntityViewer.constructEntity(strings[0], Arrays.copyOfRange(strings, 1, strings.length));
        }
        if (entityLivingBase == null) {
            sender.addChatMessage(new ChatComponentText(EnumChatFormatting.RED + "Could not create that entity"));
            return;
        }
        queuedGUIS.add(new EntityViewer(strings[0], entityLivingBase));
    }
}