Some Fixes for SchematicSelector

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

SpigotCore_Main/src/de/steamwar/inventory/SchematicSelector.java

@@ -53,6 +53,7 @@ public class SchematicSelector {
     @Getter
     private boolean singleDirOpen;
     private boolean sdoTrigger = false;
+    private boolean noDirOpen = true;
 
     public SchematicSelector(Player player, SelectorTarget target, Consumer<SchematicNode> callback) {
         this.player = player;
@@ -80,12 +81,13 @@ public class SchematicSelector {
 
         if(sdoTrigger) {
             sdoTrigger = false;
+            openList(nodes.get(0));
             return;
         }
 
         List<SWListInv.SWListEntry<SchematicNode>> list = new ArrayList<>();
 
-        if(parent != null) {
+        if(parent != null && !noDirOpen) {
             list.add(new SWListInv.SWListEntry<>(new SWItem(Material.ARROW, Core.MESSAGE.parse("SCHEM_SELECTOR_BACK", player), clickType -> {}), null));
         }
 
@@ -125,7 +127,25 @@ public class SchematicSelector {
 
     private void handleClick(SchematicNode node, SchematicNode parent) {
         if(node == null) {
+            if(!singleDirOpen) {
+                if(parent.getParent() == null) {
+                    noDirOpen = true;
+                }
                 openList(getParent(parent));
+            } else {
+                SchematicNode currentParent = parent;
+                do {
+                    sdoTrigger = false;
+                    currentParent = getParent(currentParent);
+                    if(currentParent == null)
+                        break;
+                    getSchematicList(currentParent);
+                } while (sdoTrigger);
+                if(currentParent == null) {
+                    noDirOpen = true;
+                }
+                openList(currentParent);
+            }
             return;
         }
         if(node.isDir()) {
@@ -135,6 +155,7 @@ public class SchematicSelector {
                 return;
             }
             filter.reset();
+            noDirOpen = false;
             openList(node);
             return;
         }
@@ -308,7 +329,12 @@ public class SchematicSelector {
             case SCHEMATIC_TYPE:
                 nodes.addAll(SchematicNode.getAccessibleSchematicsOfTypeInParent(user.getId(), target.type.toDB(), parent==null?0:parent.getId()));
                 if(target.rank >= 0) {
-                    nodes.removeIf(node -> node.getRank() > target.rank);
+                    nodes.removeIf(node -> {
+                        if(node.isDir()) {
+                            return false;
+                        }
+                        return node.getRank() > target.rank;
+                    });
                 }
                 break;
             default:
@@ -316,7 +342,6 @@ public class SchematicSelector {
         }
 
         if(singleDirOpen && nodes.size() == 1 && nodes.get(0).isDir()) {
-            openList(nodes.get(0));
             sdoTrigger = true;
         }
         return nodes;