33 prevent extra dirt (#34)

* Version 1.5.1

* Prevents extra dirt being created when tree is grown. Fixes #33

Author: tastybento

pom.xml

@@ -54,7 +54,7 @@
         <!-- Revision variable removes warning about dynamic version -->
         <revision>${build.version}-SNAPSHOT</revision>
         <!-- This allows to change between versions and snapshots. -->
-        <build.version>1.5.0</build.version>
+        <build.version>1.5.1</build.version>
         <build.number>-LOCAL</build.number>
         <sonar.organization>bentobox-world</sonar.organization>
         <sonar.host.url>https://sonarcloud.io</sonar.host.url>

src/main/java/world/bentobox/twerk/listeners/TreeGrowListener.java

@@ -31,6 +31,7 @@
 import org.bukkit.event.world.StructureGrowEvent;
 import org.eclipse.jdt.annotation.NonNull;
 
+import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.database.objects.Island;
 import world.bentobox.bentobox.lists.Flags;
 import world.bentobox.bentobox.util.Util;
@@ -134,8 +135,9 @@ protected void growTree(Block b) {
             b.setType(Material.AIR);
 
             if (b.getWorld().generateTree(b.getLocation(), RAND, type,
-                    bs -> Flags.TREES_GROWING_OUTSIDE_RANGE.isSetForWorld(bs.getWorld())
-                            || addon.getIslands().getProtectedIslandAt(bs.getLocation()).isPresent())) {
+                    bs -> bs.getType() != Material.DIRT
+                            && (Flags.TREES_GROWING_OUTSIDE_RANGE.isSetForWorld(bs.getWorld())
+                                    || addon.getIslands().getProtectedIslandAt(bs.getLocation()).isPresent()))) {
                 if (addon.getSettings().isEffectsEnabled()) {
                     showSparkles(b);
                 }