Home > DeveloperSection > Forums > cannot save changes of courses if remove in edit httppost
Abeer Shlby
Abeer Shlby

Total Post:5

Points:35
Posted on    September-10-2016 4:37 PM

 ASP.NET MVC ASP.NET MVC  Linq To SQL  Linq To Entities 
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Problem
when remove course then click submit not save changes although
it removed from client side by jquery
Details 
in edit view for every employee i need to do changes by remove or add new courses for employee

if i add new courses then click submit button it save what i do

but if i remove course from courses then click submit it will not save courses i removed

so that i need to check what is wrong in my code

my code working without any problem  but only have problem

i cannot save courses removed in database in employeecourse table when click submit 

employeecourse table have Id,EmployeeId,CourseId

jquery remove client side attached with my question

image describe what i need as following

 link to my code to all project as following
http://www.mediafire.com/download/3xs35gecmvkksj1/all_project.txt
code 
my code as following 
  1. [HttpPost]  
  2.         public ActionResult Edit(EditEmployeeVm model)  
  3.         {  
  4.             var emp = db.Employees.FirstOrDefault(f => f.Id == model.Id);  
  5.             foreach (var couseid in model.CourseIds)  
  6.             {  
  7.                 db.EmployeeCourses.Add(new EmployeeCourse { CourseId = couseid, EmployeeId = emp.Id });  
  8.                 db.SaveChanges();  
  9.             }  
  10.         
  11.             return View();  
  12. my(custom model) view model using for that  
  13.  public class EditEmployeeVm  
  14.     {  
  15.         public int Id { setget; }  
  16.         public List<SelectListItem> Courses { getset; }  
  17.         public int[] CourseIds { setget; }  
  18.         public List<CourseVm> ExistingCourses { setget; }  
  19.     }  
  20.     public class CourseVm  
  21.     {  
  22.         public int Id { setget; }  
  23.         public string Name { setget; }  
  24.     }  
  25. }  



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