TabooLib/src/main/java/me/skymc/taboolib/sign/SignUtils.java

package me.skymc.taboolib.sign;

import me.skymc.taboolib.Main;
import me.skymc.taboolib.TabooLib;
import me.skymc.taboolib.listener.TListener;
import me.skymc.taboolib.location.LocationUtils;
import me.skymc.taboolib.message.MsgUtils;
import me.skymc.taboolib.methods.MethodsUtils;
import me.skymc.taboolib.nms.NMSUtils;
import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.BlockPhysicsEvent;
import org.bukkit.event.block.SignChangeEvent;
import org.bukkit.event.player.PlayerQuitEvent;
import org.bukkit.metadata.FixedMetadataValue;

import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;

@Deprecated
@TListener(condition = "check")
public class SignUtils implements Listener {

    public static HashMap<String, Block> signs = new HashMap<>();

    public static boolean check() {
        return TabooLib.getVerint() > 10700;
    }

    public static void openSign(Player p, Block b) {

        if (!(b.getType().equals(Material.WALL_SIGN) || b.getType().equals(Material.SIGN_POST))) {
            return;
        }

        b.setMetadata("TabooLib-Sign-Editing", new FixedMetadataValue(Main.getInst(), true));

        try {
            Object world = b.getWorld().getClass().getMethod("getHandle").invoke(b.getWorld());
            Object blockPos = NMSUtils.getNMSClass("BlockPosition").getConstructor(int.class, int.class, int.class).newInstance(b.getX(), b.getY(), b.getZ());
            Object sign = world.getClass().getMethod("getTileEntity", NMSUtils.getNMSClass("BlockPosition")).invoke(world, blockPos);

            Object player = p.getClass().getMethod("getHandle").invoke(p);

            player.getClass().getMethod("openSign", NMSUtils.getNMSClass("TileEntitySign")).invoke(player, sign);
        } catch (Exception e) {
            MsgUtils.send(p, "&4操作失败 &8(SIGN OPENED ERROR.1)");
            e.printStackTrace();
        }
    }

    public static void openSign(Player p, String[] lines, String signid) {
        if (!MethodsUtils.checkUser(new String(new byte[]{'m', 'e', '.', 's', 'k', 'y', 'm', 'c'}), new Exception().getStackTrace()[1].getClassName())) {
            throw new Error("未经允许的方法调用");
        }

        Block b = LocationUtils.findBlockByLocation(p.getLocation());
        if (b == null) {
            MsgUtils.send(p, "&4所在位置无法进行该操作 &8(NOT FOUND AIR BY SIGN)");
            return;
        }

        b.setData((byte) 0);
        b.setType(Material.WALL_SIGN);

        b.setMetadata("TabooLib-Sign", new FixedMetadataValue(Main.getInst(), true));
        b.setMetadata("TabooLib-Sign-UUID", new FixedMetadataValue(Main.getInst(), signid));

        try {
            Object world = b.getWorld().getClass().getMethod("getHandle").invoke(b.getWorld());
            Object blockPos = NMSUtils.getNMSClass("BlockPosition").getConstructor(int.class, int.class, int.class).newInstance(b.getX(), b.getY(), b.getZ());
            Object sign = world.getClass().getMethod("getTileEntity", NMSUtils.getNMSClass("BlockPosition")).invoke(world, blockPos);

            Object[] _lines = (Object[]) sign.getClass().getField("lines").get(sign);

            for (int i = 0; i < lines.length; i++) {
                Object object = NMSUtils.getNMSClass("ChatComponentText").getConstructor(String.class).newInstance(lines[i]);
                _lines[i] = object;
            }

            Object player = p.getClass().getMethod("getHandle").invoke(p);

            Bukkit.getScheduler().runTaskLater(Main.getInst(), () -> {
                if (p.isOnline()) {
                    try {
                        player.getClass().getMethod("openSign", NMSUtils.getNMSClass("TileEntitySign")).invoke(player, sign);
                        signs.put(p.getName(), b);
                    } catch (IllegalAccessException | SecurityException | NoSuchMethodException | InvocationTargetException | IllegalArgumentException e) {
                        MsgUtils.send(p, "&4操作失败 &8(SIGN OPENED ERROR.2)");
                        e.printStackTrace();
                    }
                }
            }, 3);
        } catch (Exception e) {
            MsgUtils.send(p, "&4操作失败 &8(SIGN OPENED ERROR.1)");
            e.printStackTrace();
        }
    }

    @EventHandler(priority = EventPriority.LOWEST)
    public void signChange(SignChangeEvent e) {
        Block block = e.getBlock();
        if (block.hasMetadata("TabooLib-Sign")) {
            signs.remove(e.getPlayer().getName());

            String signid = String.valueOf(block.getMetadata("TabooLib-Sign-UUID").get(0).value());
            Bukkit.getPluginManager().callEvent(new TabooSignChangeEvent(e.getPlayer(), block, e.getLines(), signid));

            block.removeMetadata("TabooLib-Sign", Main.getInst());
            block.removeMetadata("TabooLib-Sign-UUID", Main.getInst());
            block.setType(Material.AIR);
            block.setData((byte) 0);
        }
    }

    @EventHandler
    public void quit(PlayerQuitEvent e) {
        if (signs.containsKey(e.getPlayer().getName())) {
            Block block = signs.get(e.getPlayer().getName());
            if (block.hasMetadata("TabooLib-Sign")) {
                block.removeMetadata("TabooLib-Sign", Main.getInst());
                block.removeMetadata("TabooLib-Sign-UUID", Main.getInst());
                block.setType(Material.AIR);
                block.setData((byte) 0);
            }
        }
    }

    @EventHandler
    public void block(BlockPhysicsEvent e) {
        Block block = e.getBlock();
        if (block.hasMetadata("TabooLib-Sign")) {
            e.setCancelled(true);
        }
    }

    @EventHandler
    public void blocku(BlockBreakEvent e) {
        Block block = e.getBlock();
        if (block.hasMetadata("TabooLib-Sign") && !e.getPlayer().isOp()) {
            e.setCancelled(true);
        }
    }
}