feat cancel spread water, lava

Author: Elic0de

src/main/java/com/github/elic0de/thejpspit/listener/BlockPlaceListener.java

@@ -4,10 +4,13 @@
 import org.bukkit.Bukkit;
 import org.bukkit.GameMode;
 import org.bukkit.Location;
+import org.bukkit.Material;
 import org.bukkit.block.BlockState;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
+import org.bukkit.event.block.BlockFormEvent;
+import org.bukkit.event.block.BlockFromToEvent;
 import org.bukkit.event.block.BlockPlaceEvent;
 import org.bukkit.event.player.PlayerBucketEmptyEvent;
 
@@ -58,6 +61,25 @@ public void on(PlayerBucketEmptyEvent event) {
         }, (10 * 20));
     }
 
+    @EventHandler
+    private void on(BlockFormEvent event) {
+        if (event.getNewState().getBlock().getType() == Material.OBSIDIAN) {
+            event.setCancelled(true);
+        }
+    }
+
+    @EventHandler
+    private void onLiquidSpread(BlockFromToEvent event) {
+        Material block = event.getBlock().getType();
+
+        if (block == Material.LAVA || block == Material.WATER) {
+            event.getBlock().setType(Material.AIR);
+            event.setCancelled(true);
+            return;
+        }
+    }
+
+
     public static void restoreBlocks() {
         replacedStates.values().forEach(b -> b.update(true));
     }