public async Task<ActionResult> Create(SchoolClassViewModel schoolclass)
{
if (ModelState.IsValid)
{
SchoolClass scObj = Mapper.Map<SchoolClass>(schoolclass);
using(var dbtransaction = db.Database.BeginTransaction())
{
try
{
var LastClassOrderNo = db.Database.SqlQuery<int>("Select ISNULL(Max(ClassOrder),0) from SchoolClasses with (XLOCK,HOLDLOCK) where SchoolRefID={0}", scObj.SchoolRefID).SingleOrDefault<int>();
scObj.ClassOrder = LastClassOrderNo + 1;
db.SchoolClasses.Add(scObj);
await db.SaveChangesAsync();
dbtransaction.Commit();
return RedirectToAction("Index");
}
catch(Exception e)
{
dbtransaction.Rollback();
TempData["errormessage"] = e.Message;
ViewBag.SchoolRefID = new SelectList(db.Schools.AsNoTracking().Select(x => new { x.SchoolID, x.SchoolName }), "SchoolID", "SchoolName", schoolclass.SchoolRefID);
return View(schoolclass);
}
}
}
ViewBag.SchoolRefID = new SelectList(db.Schools.AsNoTracking().Select(x => new { x.SchoolID,x.SchoolName}), "SchoolID", "SchoolName", schoolclass.SchoolRefID);
return View(schoolclass);
}
public bool addNewClasstoSchool(SchoolClassViewModel SchoolVM)
{
SchoolClass schoolclassmodel = Mapper.Map<SchoolClass>(SchoolVM);
using (var dbtransaction = db.Database.BeginTransaction())
{
try
{
var LastClassOrderNo = db.Database.SqlQuery<int>("Select ISNULL(Max(ClassOrder),0) from SchoolClasses with (XLOCK,HOLDLOCK) where SchoolRefID={0}", schoolclassmodel.SchoolRefID).SingleOrDefault<int>();
schoolclassmodel.ClassOrder = LastClassOrderNo + 1;
db.SchoolClasses.Add(schoolclassmodel);
db.SaveChanges();
dbtransaction.Commit();
return true;
}
catch (Exception e)
{
dbtransaction.Rollback();
_modelState.AddModelError("", "The class was not able to add to school.Please try again later" + e.Message);
return false;
}
}
}
public bool saveClassAfterEditing(SchoolClassViewModel SchoolClassVM)
{
SchoolClass SchoolClassModel = Mapper.Map<SchoolClass>(SchoolClassVM);
db.Entry(SchoolClassModel).State = EntityState.Modified;
db.SaveChanges();
return true;
}
public async Task<ActionResult> Edit(SchoolClassViewModel schoolclass)
{
if (ModelState.IsValid)
{
SchoolClass changetoschoolclass = Mapper.Map<SchoolClass>(schoolclass);
db.Entry(changetoschoolclass).State = EntityState.Modified;
await db.SaveChangesAsync();
return RedirectToAction("Index");
}
ViewBag.SchoolRefID = new SelectList(db.Schools.AsNoTracking().Select(x => new { x.SchoolID,x.SchoolName}), "SchoolID", "SchoolName", schoolclass.SchoolRefID);
return View(schoolclass);
}