Fix Osai Tool Manager

Step.Database/Controllers/NcToolManagerController.cs

@@ -268,12 +268,14 @@ namespace Step.Database.Controllers
         {
             DbNcToolModel tool = (DbNcToolModel)dtoTool;
             dbCtx.Tools.Add(tool);
-
+             
             dbCtx.SaveChanges();
             // Get foreign key data
             dbCtx.Entry(tool).Reference(x => x.Family).Load();
             dbCtx.Entry(tool).Reference(x => x.Shank).Load();
 
+            // GetFirstId(dbCtx.Tools.Select(x => x.ToolId).ToList());
+
             return tool;
         }
 
@@ -355,9 +357,10 @@ namespace Step.Database.Controllers
             return dbFamily;
         }
         
-        public void DeleteFamily(DbNcFamilyModel family)
+        public void DeleteFamily(int famId)
         {
-            dbCtx.Families.Attach(family);
+            var family = FindFamily(famId);
+
             dbCtx.Families.Remove(family);
 
             dbCtx.SaveChanges();
@@ -482,5 +485,17 @@ namespace Step.Database.Controllers
 
             dbCtx.SaveChanges();
         }
+
+        public int GetFirstId(IEnumerable<int> objIds)
+        {
+            List<int> listOfPossibleIds = Enumerable.Range(1, objIds.Max()).ToList();
+
+            IEnumerable<int> res = listOfPossibleIds.Except(objIds).ToList();
+
+            if (res.Count() > 0)
+                return res.First();
+            else
+                return 1;
+        }
     }
 }