public void remove(SV sv)
{
using (var db = new StudentDB())
{
db.Entry(sv).State = EntityState.Deleted;
db.SaveChanges();
}
}
public void update(SV sv)
{
using (var db = new StudentDB())
{
db.Entry(db.SVs.Find(sv.MSSV)).CurrentValues.SetValues(sv);
db.SaveChanges();
}
}
public ActionResult Edit([Bind(Include = "UniID,University")] Univerisite univerisite)
{
if (ModelState.IsValid)
{
db.Entry(univerisite).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(univerisite));
}
public ActionResult Edit([Bind(Include = "GenderID,Gender")] GenderInfo genderInfo)
{
if (ModelState.IsValid)
{
db.Entry(genderInfo).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(genderInfo));
}
public ActionResult Edit([Bind(Include = "CityID,City")] CitiesTbl citiesTbl)
{
if (ModelState.IsValid)
{
db.Entry(citiesTbl).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(citiesTbl));
}
public ActionResult Edit([Bind(Include = "StudentID,Firstname,Lastname,DateOfBirth,GenderID,ClassID,UniID,CityID")] SutdentTable sutdentTable)
{
if (ModelState.IsValid)
{
db.Entry(sutdentTable).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
ViewBag.CityID = new SelectList(db.CitiesTbls, "CityID", "City", sutdentTable.CityID);
ViewBag.ClassID = new SelectList(db.ClassesTbls, "ClassID", "Class", sutdentTable.ClassID);
ViewBag.GenderID = new SelectList(db.GenderInfoes, "GenderID", "Gender", sutdentTable.GenderID);
ViewBag.UniID = new SelectList(db.Univerisites, "UniID", "University", sutdentTable.UniID);
return(View(sutdentTable));
}
public IHttpActionResult RemoveStudent([FromUri] Student s)
{
using (StudentDB dbContext = new StudentDB())
{
// 1st way to delete data using LINQ query
var student = dbContext.students
.Where(a => a.id == s.id)
.FirstOrDefault();
// 2nd way to assign id to var type variable
//var student = new Student { id = s.id };
dbContext.Entry(student).State = EntityState.Deleted;
dbContext.SaveChanges();
return(Ok("Student Removed Successfully"));
}
}
