Add SignEdit

Signed-off-by: Chaoscaot <chaoscaot444@gmail.com>

BauSystem_Main/src/de/steamwar/bausystem/features/world/SignEdit.java

@@ -0,0 +1,97 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2021  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.world;
+
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
+import com.comphenix.protocol.events.PacketAdapter;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.events.PacketEvent;
+import com.comphenix.protocol.wrappers.BlockPosition;
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.linkage.LinkageType;
+import de.steamwar.bausystem.linkage.Linked;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.block.Block;
+import org.bukkit.block.Sign;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.player.PlayerInteractEvent;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.logging.Level;
+
+@Linked(LinkageType.LISTENER)
+public class SignEdit implements Listener {
+
+    @EventHandler
+    public void editSign(PlayerInteractEvent event) {
+        if (event.getAction() != Action.LEFT_CLICK_BLOCK ||
+                !event.getClickedBlock().getType().name().contains("SIGN") ||
+                !event.getPlayer().isSneaking())
+            return;
+
+        event.setCancelled(true);
+        Player player = event.getPlayer();
+        Sign sign = (org.bukkit.block.Sign) event.getClickedBlock().getState();
+        String[] lines = sign.getLines();
+        for (int i = 0; i < lines.length; i++) {
+            sign.setLine(i, lines[i].replace('§', '&'));
+        }
+        sign.update();
+
+        PacketContainer signOpen = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.OPEN_SIGN_EDITOR);
+        signOpen.getBlockPositionModifier().write(0, new BlockPosition(event.getClickedBlock().getLocation().toVector()));
+        try {
+            ProtocolLibrary.getProtocolManager().sendServerPacket(player, signOpen);
+        } catch (InvocationTargetException e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Invocation target exception", e);
+        }
+
+        ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(BauSystem.getInstance(), PacketType.Play.Client.UPDATE_SIGN) {
+            @Override
+            public void onPacketReceiving(PacketEvent event) {
+                if (!event.getPlayer().equals(player))
+                    return;
+                event.setCancelled(true);
+                Bukkit.getScheduler().runTask(BauSystem.getInstance(), () -> {
+                    PacketContainer packetContainer = event.getPacket();
+                    BlockPosition position = packetContainer.getBlockPositionModifier().read(0);
+                    String[] lines = packetContainer.getStringArrays().read(0);
+
+                    Block signLoc = position.toLocation(player.getWorld()).getBlock();
+                    if (!signLoc.getType().name().contains("SIGN"))
+                        return;
+
+                    org.bukkit.block.Sign sign = ((Sign) signLoc.getState());
+                    for (int i = 0; i < lines.length; i++) {
+                        sign.setLine(i, ChatColor.translateAlternateColorCodes('&', lines[i]));
+                    }
+                    sign.update();
+
+                    ProtocolLibrary.getProtocolManager().removePacketListener(this);
+                });
+            }
+        });
+    }
+}