public IActionResult ConfirmationPage(EventRegistration eventRegistration, int eventId, string Id)
{
var counter = 0;
Event passedEvent = context.Events
.FirstOrDefault(x => x.EventID == eventId);
if (ModelState.IsValid)
{
//Saving the event registration data to the database
try
{
registrationRepository.SaveEventRegistration(eventRegistration);
counter++;
}
catch
{
//handles exception for unique key pair constraint
}
//creating viewModel object to return all event signed-up data for displaying on confirmation
//page and dashboard.
var viewModel = new SignedUpEventsViewModel
{
EventRegistration = eventRegistration,
EventId = eventId,
Event = context.Events
.Include(i => i.Location)
.FirstOrDefault(x => x.EventID == eventId),
Location = context.Locations
.FirstOrDefault(a => a.LocationID == eventId),
Locations = context.Locations.ToList(),
UserId = Id,
};
//returns the confirmation page viewmodel data
if (counter > 0)
{
int newSignUpNum = passedEvent.NumVolunteersSignedUp + 1;
passedEvent.NumVolunteersSignedUp = newSignUpNum;
int newSignUpNum2 = passedEvent.NumVolunteersNeeded - 1;
passedEvent.NumVolunteersNeeded = newSignUpNum2;
context.SaveChanges();
return(View("ConfirmationPage", viewModel));
}
else
{
ViewBag.ErrorMessage = "You have already signed up for this event. You can view this event registration in your volunteer dashboard.";
return(View("EventInfoPage", viewModel));
}
}
else
{
// there is something wrong with the data values
return(View(eventRegistration));
}
}
public ViewResult EventInfoPage(int eventId)
{
//inserting viewmodel object
var viewModel = new SignedUpEventsViewModel
{
Event = context.Events
.Include(i => i.Location)
.FirstOrDefault(x => x.EventID == eventId),
Events = context.Events.ToList(),
};
//Returns viewModel object with Event data
return(View(viewModel));
}
public async Task <ViewResult> ConfirmationPage(int eventId, string Id)
{
//inserting user object and obtaining userID from usermanager identity class
var user = await userManager.FindByIdAsync(Id);
//inserting new EventRegistration Object
EventRegistration myEvent = new EventRegistration();
var viewModel = new SignedUpEventsViewModel
{
EventRegistration = myEvent,
Event = repository.Events
.FirstOrDefault(x => x.EventID == eventId),
UserId = Id
};
//Returns viewModel object with EventRegistration data
return(View(viewModel));
}
//Method that displays page with table of events. It only shows events that occur in the future
//and that are considered active.
public ViewResult EventSignUp(int eventId)
{
//this is the EventRegistration object where the EventID and UserID are stored.
//EventRegistration myEvent = new EventRegistration();
//this is the viewModel. I used one viewmodel for the sign up process for consistency.
var viewModel = new SignedUpEventsViewModel
{
//EventRegistration = myEvent,
Event = context.Events
.Include(i => i.Location)
//.Where(x => x.isEventActive == true && x.EventDate > DateTime.Now),
.FirstOrDefault(x => x.EventID == eventId),
Events = context.Events.Where(x => x.isEventActive == true && x.EventDate > DateTime.Now).ToList(),
Locations = context.Locations.ToList()
};
//Returns viewModel object with EventRegistration data
return(View(viewModel));
}
//this is the index/volunteer events tabs. It displays data for the events the volunteer
//is signed up for.
public async Task <ViewResult> Index(string userId, int Id)
{
//referencing identity usermanger class passed into the constructor. This retrieves
//the userID from the IdentityDbContext.
var user = await userManager.FindByIdAsync(userId);
//Create viewmodel object for the view
var viewModel = new SignedUpEventsViewModel()
{
//gets an event instance to reference single events
Event = eventRepository.Events
.FirstOrDefault(a => a.EventID == Id),
//provides list of locations
Locations = context.Locations.ToList(),
//list of event registrations
EventRegistrations = context.EventRegistrations.ToList(),
//event list view
Events = context.Events.ToList(),
UserId = userId
};
//returns all the items passed into the viewmodel object to refence in the view.
return(View(viewModel));
}
