public void Update(Person person)
{
using (var db = new ContosoDBContext())
{
db.Person.Attach(person);
db.Entry(person).State = EntityState.Modified;
db.SaveChanges();
}
}
public void Delete(Course entity)
{
using (var db = new ContosoDBContext())
{
var cor = db.Course.Where(c => c.Id == entity.Id).FirstOrDefault();
if (cor != null)
{
db.Course.Remove(entity);
db.SaveChanges();
}
}
}
public void Delete(Department entity)
{
using (var db = new ContosoDBContext())
{
var dep = db.Departments.Where(d => d.Id == entity.Id).FirstOrDefault();
if (dep != null)
{
db.Departments.Remove(dep);
db.SaveChanges();
}
}
}
public void Delete(Instructor entity)
{
using (var db = new ContosoDBContext())
{
var inst = db.Instructors.Where(ins => ins.Id == entity.Id).FirstOrDefault();
if (inst != null)
{
db.Instructors.Remove(inst);
db.SaveChanges();
}
}
}
public void Delete(Person entity)
{
using (var db = new ContosoDBContext())
{
var person = db.People.Where(d => d.Id == entity.Id).FirstOrDefault();
if (person != null)
{
db.People.Remove(person);
db.SaveChanges();
}
}
}