Rework Arrow Tracking

FightSystem_Main/src/de/steamwar/fightsystem/utils/ArrowStopper.java

@@ -34,10 +34,7 @@ import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitTask;
 
-import java.util.Collection;
-import java.util.EnumSet;
-import java.util.HashMap;
-import java.util.Set;
+import java.util.*;
 
 public class ArrowStopper implements StateDependent {
 
@@ -55,20 +52,22 @@ public class ArrowStopper implements StateDependent {
         if(arrows.isEmpty())
             return;
         for (Entity entity : arrows) {
-            if(entity.getTicksLived() > Config.ArrowTechhiderCollision)
+            if(entity.getTicksLived() > Config.ArrowTechhiderCollision){
+                LAST_LOCATION.remove(entity);
                 continue;
-            if(((AbstractArrow) entity).isInBlock())
+            }
+            if(((AbstractArrow) entity).isInBlock()) {
+                LAST_LOCATION.remove(entity);
                 continue;
+            }
             if(!LAST_LOCATION.containsKey(entity))
                 LAST_LOCATION.put(entity, ((Player) ((AbstractArrow) entity).getShooter()).getEyeLocation());
-            int distance = (int) Math.ceil(entity.getLocation().toVector().distance(LAST_LOCATION.get(entity).toVector()) * 1.414213562);
-            try {
-                checkBlock(entity.getFacing().getOppositeFace(), entity.getLocation().getBlock(), LAST_LOCATION.get(entity).getBlock(), distance, entity.getLocation().getBlockY() - LAST_LOCATION.get(entity).getBlockY());
-            } catch (TechHiddenBlock techHiddenBlock) {
-                entity.remove();
-            }
+            Location last = LAST_LOCATION.get(entity);
             LAST_LOCATION.remove(entity);
-            LAST_LOCATION.put(entity, entity.getLocation());
+            if(checkBlocks(entity.getLocation().getBlock(), last.getBlock()))
+                entity.remove();
+            else
+                LAST_LOCATION.put(entity, entity.getLocation());
         }
     }
 
@@ -101,22 +100,39 @@ public class ArrowStopper implements StateDependent {
         }
     }
 
-    private void checkBlock(BlockFace face, Block block, Block start, int i, int lastdown) throws TechHiddenBlock {
-        Bukkit.getOnlinePlayers().forEach(player -> player.sendBlockChange(block.getLocation(), Material.RED_STAINED_GLASS.createBlockData()));
-        if(Config.HiddenBlocks.contains(blockToId(block)))
-            throw new TechHiddenBlock();
+    private boolean checkBlocks(Block start, Block end) {
+        Bukkit.getOnlinePlayers().forEach(player -> player.sendBlockChange(start.getLocation(), Material.LIME_STAINED_GLASS.createBlockData()));
+        Block cursor = start;
 
-        if(lastdown != 0) {
-            boolean negativ = lastdown < 0;
-            BlockFace toFace = negativ?BlockFace.UP:BlockFace.DOWN;
-            checkBlock(face, block.getRelative(toFace), start, i - 1, lastdown + (negativ?1:-1));
-            return;
+        while (cursor.getY() != end.getY()) {
+            boolean negativ = cursor.getY() - end.getY() < 0;
+            BlockFace face = negativ?BlockFace.UP:BlockFace.DOWN;
+            if(checkBlock(cursor))
+                return true;
+            cursor = cursor.getRelative(face);
         }
 
-        if(i != 0) {
-            checkBlock(face, block.getRelative(face), start, i - 1, lastdown);
+        while (cursor.getX() != end.getX()) {
+            boolean negativ = cursor.getX() - end.getX() < 0;
+            BlockFace face = negativ?BlockFace.EAST:BlockFace.WEST;
+            if(checkBlock(cursor))
+                return true;
+            cursor = cursor.getRelative(face);
         }
+
+        while (cursor.getZ() != end.getZ()) {
+            boolean negativ = cursor.getZ() - end.getZ() < 0;
+            BlockFace face = negativ?BlockFace.SOUTH:BlockFace.NORTH;
+            if(checkBlock(cursor))
+                return true;
+            cursor = cursor.getRelative(face);
+        }
+
+        return false;
     }
 
-    private class TechHiddenBlock extends Throwable {}
+    private boolean checkBlock(Block block) {
+        Bukkit.getOnlinePlayers().forEach(player -> player.sendBlockChange(block.getLocation(), Material.RED_STAINED_GLASS.createBlockData()));
+        return Config.HiddenBlocks.contains(blockToId(block));
+    }
 }