public IHttpActionResult Put(LSchoolViewModel bp)
{
if (!ModelState.IsValid)
{
return(BadRequest("Not a valid model"));
}
using (var ctx = new EMSEntities())
{
try
{
var existingLs = ctx.LSCHOOLMSTs.Where(s => s.TRNNO == bp.TRNNO)
.FirstOrDefault <LSCHOOLMST>();
if (existingLs != null)
{
existingLs.CLASS_TRNNO = bp.CLASS_TRNNO;
existingLs.LDATE = bp.LDATE;
ctx.SaveChanges();
}
else
{
return(NotFound());
}
}
catch (DbEntityValidationException e)
{
foreach (var eve in e.EntityValidationErrors)
{
Console.WriteLine("Entity of type \"{0}\" in state \"{1}\" has the following validation errors:",
eve.Entry.Entity.GetType().Name, eve.Entry.State);
foreach (var ve in eve.ValidationErrors)
{
Console.WriteLine("- Property: \"{0}\", Error: \"{1}\"",
ve.PropertyName, ve.ErrorMessage);
}
}
throw;
}
}
return(Ok());
}
public IHttpActionResult GetLsById(int id)
{
LSchoolViewModel lss = null;
using (var ctx = new EMSEntities())
{
lss = ctx.LSCHOOLMSTs
.Where(s => s.TRNNO == id)
.Select(s => new LSchoolViewModel()
{
TRNNO = s.TRNNO,
CLASS_TRNNO = s.CLASS_TRNNO,
LDATE = s.LDATE
}).FirstOrDefault <LSchoolViewModel>();
}
if (lss == null)
{
return(NotFound());
}
return(Ok(lss));
}
public IHttpActionResult PostNewLs(LSchoolViewModel ls)
{
int _sr = 1;
if (!ModelState.IsValid)
{
return(BadRequest("Invalid data."));
}
using (var ctx = new EMSEntities())
{
int _trnno;
if (ls.TRNNO == 0)
{
_trnno = Convert.ToInt32(ctx.LSCHOOLMSTs.OrderByDescending(t => t.TRNNO).FirstOrDefault().TRNNO);
_trnno = _trnno + 1;
}
else
{
_trnno = Convert.ToInt32(ls.TRNNO) + 1;
}
ls.TRNNO = _trnno;
ctx.LSCHOOLMSTs.Add(new LSCHOOLMST()
{
TRNNO = ls.TRNNO,
CLASS_TRNNO = ls.CLASS_TRNNO,
LDATE = ls.LDATE
});
foreach (var dtls in ls.LSCHOOLDTLs)
{
if (dtls.isLeft == true)
{
var LSdetail = new LSCHOOLDTL
{
TRNNO = _trnno,
SR = _sr,
EM_TRNNO = dtls.EM_TRNNO
};
ctx.LSCHOOLDTLs.Add(LSdetail);
_sr++;
}
}
try
{
ctx.SaveChanges();
}
catch (DbEntityValidationException ex)
{
// Retrieve the error messages as a list of strings.
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(Ok());
}
