public async Task <IActionResult> OnPostDeleteCourseAsync(int?id)
{
_logger.LogWarning($"OnPost: StudentId {id}, DROP course {OptionIDToDelete}");
if (id == null)
{
return(NotFound());
}
Drink = await _context.Drink.Include(s => d.DrinkOptions).ThenInclude(dc => dc.Option).FirstOrDefaultAsync(d => d.DrinkID == id);
if (Drink == null)
{
return(NotFound());
}
DrinkOption OptionToDrop = _context.DrinkOption.Find(OptionIDToDelete, id.Value);
if (optionToDrop != null)
{
_context.Remove(optionToDrop);
_context.SaveChanges();
}
else
{
_logger.LogWarning("Drink not available");
}
return(RedirectToPage(new { id = id }));
}
public async Task <IActionResult> OnPostAsync(int?id)
{
_logger.LogWarning($"OnPost: DrinkID {id}, ADD option {OptionIDToAdd}");
if (OptionIDToAdd == 0)
{
ModelState.AddModelError("OptionIDToAdd", "This field is a required field.");
return(Page());
}
if (id == null)
{
return(NotFound());
}
Drink = await _context.Drink.Include(d => d.DrinkOption).ThenInclude(mc => mc.Option).FirstOrDefaultAsync(d => d.DrinkID == id);
AllOptions = await _context.Option.ToListAsync();
OptionsDropDown = new SelectList(AllOptions, "OptionID", "Description");
if (Drink == null)
{
return(NotFound());
}
if (!_context.DrinkOption.Any(dc => dc.OptionID == OptionIdToAdd && sc.DrinkID == id.Value))
{
DrinkOptions optionToAdd = new DrinkOption {
DrinkID = id.Value, OptionID = OptionIdToAdd
};
_context.Add(courseToAdd);
_context.SaveChanges();
}
else
{
_logger.LogWarning("Drink is not available");
}
// Best practice is that OnPost should redirect. This clears the form data.
// FIXME: Can we just populate the routeValues from what is already there?
return(RedirectToPage(new { id = id }));
}
