fix удаления пакетов если среди них есть черновик

src/Visual_DVM_2021/Passes/All/DeleteDVMPackage.java

@@ -1,11 +1,14 @@
 package Visual_DVM_2021.Passes.All;
+import Common.Constants;
 import Common.Global;
 import Common.UI.UI;
 import TestingSystem.Common.TestingServer;
 import TestingSystem.DVM.DVMPackage.DVMPackage;
-import TestingSystem.DVM.TasksPackage.TasksPackageState;
 import Visual_DVM_2021.Passes.DeleteServerObjects;
+
+import java.util.Vector;
 public class DeleteDVMPackage extends DeleteServerObjects<TestingServer, DVMPackage> {
+    boolean delete_draft;
     public DeleteDVMPackage() {
         super(Global.testingServer, DVMPackage.class);
     }
@@ -26,10 +29,39 @@ public class DeleteDVMPackage extends DeleteServerObjects<TestingServer, DVMPack
     }
     @Override
     protected boolean canStart(Object... args) throws Exception {
-        return super.canStart(args) && checkActivity();
+        delete_draft = false;
+        Vector<Object> target_ = new Vector<>();
+        if (super.canStart(args) && checkActivity()) {
+            for (Object key : target) {
+                int id = (int) key;
+                if (id == Constants.Nan) {
+                    delete_draft = true;
+                } else {
+                    target_.add(id);
+                }
+            }
+            //-
+            if (delete_draft) {
+                if (target.size() == 1) {
+                    DeleteDraftOnly();
+                    return false;
+                } else {
+                    target = target_;
+                    return true;
+                }
+            }
+            return true;
+        }
+        return false;
+    }
+    void DeleteDraftOnly() throws Exception {
+        showPreparation();
+        server.db.dvmPackages.Data.remove(Constants.Nan);
+        server.db.dvmPackages.ShowUI();
     }
     @Override
     protected void showPreparation() throws Exception {
+        super.showPreparation();
         UI.getMainWindow().getTestingWindow().DropTestRunTasksComparison();
     }
 }