public void AddWorkStock(WorkStock workStock)
 {
     if (workStock != null)
     {
         context.WorkStock.Add(workStock);
     }
     context.SaveChanges();
 }
 public void DeleteWorkStock(WorkStock workStock)
 {
     context.Remove(workStock);
     context.SaveChanges();
 }
 public void EditWorkStock(WorkStock workStock)
 {
     context.Entry(workStock).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
     context.SaveChanges();
 }