package net.wardensmp.plugins.dev.npc;

import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.mojang.authlib.GameProfile;
import com.mojang.authlib.properties.Property;
import net.minecraft.server.v1_16_R3.*;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.craftbukkit.v1_16_R3.CraftServer;
import org.bukkit.craftbukkit.v1_16_R3.CraftWorld;
import org.bukkit.craftbukkit.v1_16_R3.entity.CraftPlayer;
import org.bukkit.entity.Player;

import java.io.InputStreamReader;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.UUID;

public class NPC {

    private static List<EntityPlayer> NPCs = new ArrayList<>();

    public static void createNPC(Player player, String skin, String name) {
        MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
        WorldServer world = ((CraftWorld) Objects.requireNonNull(Bukkit.getWorld(player.getWorld().getName()))).getHandle();
        GameProfile profile = new GameProfile(UUID.randomUUID(), ChatColor.translateAlternateColorCodes('&', name));
        EntityPlayer npc = new EntityPlayer(server, world, profile, new PlayerInteractManager(world));
        npc.setLocation(player.getLocation().getX(), player.getLocation().getY(), player.getLocation().getZ(),
                player.getLocation().getYaw(), player.getLocation().getPitch());

        String[] names = getSkin(player, skin);
        profile.getProperties().put("textures", new Property("textures", names[0], names[1]));

        addNPCPacket(npc);
        NPCs.add(npc);
    }

    public static String[] getSkin(Player player, String name) {
        try {
            URL url = new URL("https://api.mojang.com/users/profiles/minecraft/" + name);
            InputStreamReader reader = new InputStreamReader(url.openStream());
            String uuid = new JsonParser().parse(reader).getAsJsonObject().get("id").getAsString();
            URL url1 = new URL("https://sessionserver.mojang.com/session/minecraft/profile/" + uuid + "?unsigned=false");
            InputStreamReader reader1 = new InputStreamReader(url1.openStream());
            JsonObject property =
                    new JsonParser().parse(reader1).getAsJsonObject().get("properties").getAsJsonArray().get(0).getAsJsonObject();
            String texture = property.get("value").getAsString();
            String signature = property.get("signature").getAsString();
            return new String[] {texture, signature};
        } catch (Exception e) {
            EntityPlayer p = ((CraftPlayer) player).getHandle();
            GameProfile profile = p.getProfile();
            Property property = profile.getProperties().get("textures").iterator().next();
            String texture = property.getValue();
            String signature = property.getSignature();
            return new String[] {texture, signature};
        }
    }

    public static void addNPCPacket(EntityPlayer npc) {
        for (Player player : Bukkit.getOnlinePlayers()) {
            PlayerConnection connection = ((CraftPlayer) player).getHandle().playerConnection;
            connection.sendPacket(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.ADD_PLAYER, npc));
            connection.sendPacket(new PacketPlayOutNamedEntitySpawn(npc));
            connection.sendPacket(new PacketPlayOutEntityHeadRotation(npc, (byte) (npc.yaw * 256 / 360)));
        }
    }

    public static void addJoinPacket(Player player) {
        for (EntityPlayer npc : NPCs) {
            PlayerConnection connection = ((CraftPlayer) player).getHandle().playerConnection;
            connection.sendPacket(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.ADD_PLAYER, npc));
            connection.sendPacket(new PacketPlayOutNamedEntitySpawn(npc));
            connection.sendPacket(new PacketPlayOutEntityHeadRotation(npc, (byte) (npc.yaw * 256 / 360)));
        }
    }

    public static List<EntityPlayer> getNPCs() {
        return NPCs;
    }
}