bugfix

src/main/java/cat/nyaa/HamsterEcoHelper/HamsterEcoHelper.java

@@ -68,8 +68,8 @@ public void onEnable() {
             this.ess = (Essentials) getServer().getPluginManager().getPlugin("Essentials");
         }
         eventHandler = new Events(this);
-        kitManager=new KitManager(this);
-        kitListener=new KitListener(this);
+        kitManager = new KitManager(this);
+        kitListener = new KitListener(this);
     }
 
     @Override
@@ -106,6 +106,7 @@ public void reload() {
             this.ess = (Essentials) getServer().getPluginManager().getPlugin("Essentials");
         }
         adsManager = new AdsManager(this);
+        kitManager = new KitManager(this);
     }
 }
 

src/main/java/cat/nyaa/HamsterEcoHelper/kit/KitListener.java

@@ -14,9 +14,8 @@
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
-import org.bukkit.event.block.Action;
-import org.bukkit.event.block.BlockBreakEvent;
-import org.bukkit.event.block.SignChangeEvent;
+import org.bukkit.event.block.*;
+import org.bukkit.event.entity.EntityExplodeEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
 
 public class KitListener implements Listener {
@@ -82,6 +81,8 @@ public void onBreakBlock(BlockBreakEvent event) {
                     player.sendMessage(I18n.format("user.kit.sign.remove", kitSign.kitName));
                 }
             }
+        } else if (plugin.kitManager.isAttachedBlock(block)) {
+            event.setCancelled(true);
         }
     }
 
@@ -140,5 +141,41 @@ public void onPlayerInteract(PlayerInteractEvent e) {
             }
         }
     }
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onEntityExplode(EntityExplodeEvent event) {
+        event.blockList().removeIf(block -> plugin.kitManager.getKitSign(block) != null || plugin.kitManager.isAttachedBlock(block));
+    }
+
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onBlockExplode(BlockExplodeEvent event) {
+        event.blockList().removeIf(block -> plugin.kitManager.getKitSign(block) != null || plugin.kitManager.isAttachedBlock(block));
+    }
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onBlockBurn(BlockBurnEvent event) {
+        if (plugin.kitManager.getKitSign(event.getBlock()) != null || plugin.signShopManager.isAttachedBlock(event.getBlock())) {
+            event.setCancelled(true);
+        }
+    }
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onBlockPistonExtend(BlockPistonExtendEvent event) {
+        for (Block block : event.getBlocks()) {
+            if (plugin.kitManager.isAttachedBlock(block)) {
+                event.setCancelled(true);
+            }
+        }
+    }
+
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onBlockPistonRetract(BlockPistonRetractEvent event) {
+        for (Block block : event.getBlocks()) {
+            if (plugin.kitManager.isAttachedBlock(block)) {
+                event.setCancelled(true);
+            }
+        }
+    }
 }
 

src/main/java/cat/nyaa/HamsterEcoHelper/kit/KitManager.java

@@ -3,20 +3,25 @@
 import cat.nyaa.HamsterEcoHelper.HamsterEcoHelper;
 import cat.nyaa.HamsterEcoHelper.database.Kit;
 import cat.nyaa.HamsterEcoHelper.database.KitSign;
+import cat.nyaa.HamsterEcoHelper.signshop.SignShopManager;
+import org.bukkit.Location;
 import org.bukkit.block.Block;
 import org.bukkit.inventory.ItemStack;
 
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
 public class KitManager {
     public Set<KitSign> kitSigns = new HashSet<>();
+    public HashMap<Location, Block> attachedBlocks = new HashMap<>();
     private HamsterEcoHelper plugin;
 
     public KitManager(HamsterEcoHelper pl) {
         plugin = pl;
         kitSigns.addAll(plugin.database.getAllKitSign());
+        updateAttachedBlocks();
     }
 
     public boolean createKit(String kitName, List<ItemStack> items, boolean removeOld) {
@@ -45,12 +50,14 @@ public void createKitSign(Block block, String kitName, int price, KitSign.SignTy
         kitSign.type = type;
         plugin.database.createKitSign(kitSign);
         kitSigns.add(kitSign);
+        attachedBlocks.put(block.getLocation(), SignShopManager.getAttachedBlock(block));
     }
 
     public void removeKitSign(Block block) {
         KitSign sign = getKitSign(block);
         plugin.database.removeKitSign(sign);
         kitSigns.remove(sign);
+        attachedBlocks.remove(block.getLocation());
     }
 
     public KitSign getKitSign(Block block) {
@@ -62,5 +69,21 @@ public KitSign getKitSign(Block block) {
         }
         return null;
     }
+
+    public void updateAttachedBlocks() {
+        if (kitSigns.isEmpty()) {
+            return;
+        }
+        attachedBlocks = new HashMap<>();
+        for (KitSign sign : kitSigns) {
+            if (sign.getLocation() != null && SignShopManager.isSign(sign.getLocation().getBlock())) {
+                attachedBlocks.put(sign.getLocation().clone(), SignShopManager.getAttachedBlock(sign.getLocation().getBlock()));
+            }
+        }
+    }
+
+    public boolean isAttachedBlock(Block block) {
+        return attachedBlocks.containsValue(block);
+    }
 }
 

src/main/resources/lang/en_US.yml

@@ -303,13 +303,14 @@ user:
     not_exist: kit %s does not exist
     give:
       success: "given %s to %s"
-      error: %s does not have enough inventory space
+      error: '%s does not have enough inventory space'
       receive: You received %s
-    remove: kit % removed
+    remove: kit %s removed
     not_enough_space: not enough inventory space
     reset:
       success: reset success
     sign:
+      remove: sign removed
       line_0:
         BUY: '&1[&2kit&1]'
         RESET: '&1[&2resetkit&1]'