// Check is Teacher exists using TeacherBuildModel
public async Task <bool> IsThisTeacherExists(TeacherBuildModel model)
{
List <TeacherViewModel> allTeachers = await GetAllTeachers();
foreach (TeacherViewModel teacher in allTeachers)
{
if (teacher.TeacherFirstName == model.TeacherFirstName && teacher.TeacherLastName == model.TeacherLastName && teacher.TeacherFatherName == model.TeacherFatherName)
{
return(true);
}
}
return(false);
}
// Add new Teacher
public async Task <bool> AddTeacher(TeacherBuildModel model)
{
bool result = await IsThisTeacherExists(model);
if (!result)
{
_teacherRepository.CreateTeacher(new Teacher {
FirstName = model.TeacherFirstName, LastName = model.TeacherLastName
});
return(true);
}
else
{
return(false);
}
}
public async Task <ActionResult> AddTeacher(TeacherBuildModel model)
{
if (ModelState.IsValid && model != null)
{
bool result = await _teacherService.AddTeacher(model);
if (result)
{
return(RedirectToAction("ShowAllTeachers"));
}
else
{
ViewBag.Message("Такой учитель уже есть в Базе");
return(View(model));
}
}
return(View(model));
}
