package NET.worlds.scape;

import NET.worlds.console.PolledDialog;

public class PropAdder implements LibraryDrop {
   protected VectorProperty property;

   protected PropAdder(VectorProperty property) {
      this.property = property;
   }

   public static VectorProperty make(VectorProperty property) {
      return property.setAdder(new PropAdder(property));
   }

   public PolledDialog add(EditTile parent, String title) {
      assert false;

      return null;
   }

   public boolean hasAddDialog() {
      return false;
   }

   protected boolean checkObject(Object obj) {
      return this.property.addTest(obj);
   }

   @Override
   public boolean libraryDrop(EditTile target, Object obj, boolean isPaste, boolean doDrop) {
      if (this.checkObject(obj)) {
         if (doDrop) {
            if (isPaste) {
               target.addUndoablePaste(this.property, obj);
            } else {
               target.addUndoableAdd(this.property, obj, true);
            }

            return !(obj instanceof SuperRoot) || ((SuperRoot)obj).getOwner() != null;
         } else {
            return true;
         }
      } else {
         return false;
      }
   }
}