public bool Create(ViewModels.RoleClassViewModel roleClassViewModel)
{
bool ret = false;
try
{
RoleClass roledate = new RoleClass();
roledate.RoleID = roleClassViewModel.RoleID;
roledate.Name = roleClassViewModel.Name;
db.RoleClass.Add(roledate);
db.SaveChanges();
ret = true;
}
catch
{
}
return ret;
}
public bool Update(ViewModels.RoleClassViewModel roleClassViewModel)
{
bool ret = false;
try
{
if (roleClassViewModel.RoleID == roleClassViewModel.OldRoleID)
{
RoleClass role = db.RoleClass.Find(roleClassViewModel.OldRoleID);
role.Name = roleClassViewModel.Name;
db.SaveChanges();
ret = true;
}
else
{
RoleClass roledate = new RoleClass();
roledate.RoleID = roleClassViewModel.RoleID;
roledate.Name = roleClassViewModel.Name;
db.RoleClass.Add(roledate);
db.SaveChanges();
var qry = db.UserData.Where(x => x.RoleID == roleClassViewModel.OldRoleID);
foreach (UserData o in qry)
{
o.RoleID = roleClassViewModel.RoleID;
}
var qry2 = db.RoleToMeunClass.Where(x => x.RoleID == roleClassViewModel.OldRoleID);
foreach (RoleToMeunClass o in qry2)
{
o.RoleID = roleClassViewModel.RoleID;
}
db.SaveChanges();
RoleClass role = db.RoleClass.Find(roleClassViewModel.OldRoleID);
db.RoleClass.Remove(role);
db.SaveChanges();
ret = true;
}
}
catch (DbUpdateConcurrencyException ex)
{
// Update the values of the entity that failed to save from the store
ex.Entries.Single().Reload();
}
catch (DbEntityValidationException ex)
{
var errorMessages = ex.EntityValidationErrors
.SelectMany(x => x.ValidationErrors)
.Select(x => x.ErrorMessage);
// Join the list to a single string.
var fullErrorMessage = string.Join("; ", errorMessages);
// Combine the original exception message with the new one.
var exceptionMessage = string.Concat(ex.Message, " The validation errors are: ", fullErrorMessage);
// Throw a new DbEntityValidationException with the improved exception message.
throw new DbEntityValidationException(exceptionMessage, ex.EntityValidationErrors);
}
return ret;
}