public async Task <IActionResult> OnGetAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Course = await _context.Course
.Include(c => c.Teacher).FirstOrDefaultAsync(m => m.CourseId == id);
if (Course == null)
{
return(NotFound());
}
ViewData["TeacherId"] = new SelectList(_context.Set <Teacher>(), "TeacherId", "TeacherId");
return(Page());
}
public async Task <IActionResult> OnGetAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Grade = await _context.Grade
.Include(g => g.Course)
.Include(g => g.Student).FirstOrDefaultAsync(m => m.GradeId == id);
if (Grade == null)
{
return(NotFound());
}
ViewData["CourseId"] = new SelectList(_context.Set <Course>(), "CourseId", "CourseId");
ViewData["StudentId"] = new SelectList(_context.Student, "StudentId", "StudentId");
return(Page());
}
public IActionResult OnGet()
{
ViewData["CourseId"] = new SelectList(_context.Set <Course>(), "CourseId", "CourseId");
ViewData["StudentId"] = new SelectList(_context.Student, "StudentId", "StudentId");
return(Page());
}
public IActionResult OnGet()
{
ViewData["TeacherId"] = new SelectList(_context.Set <Teacher>(), "TeacherId", "TeacherId");
return(Page());
}
