public bool CreateNewEvent(string name, string description, DateTime eventDate, int totalSeats, double ticketPrice, string userId)
{
var result = false;
var newEvent = new Event()
{
Id = Guid.NewGuid(),
Name = name,
Description = description,
TotalSeats = totalSeats,
TicketPrice = ticketPrice,
AvailableSeats = totalSeats,
EventDate = eventDate,
Status = EventStatus.Draft,
Organizer = userId
};
try
{
_ctx.Events.Add(newEvent);
_ctx.SaveChanges();
result = true;
_cloudContext.AddEvent(newEvent);
}
catch (Exception ex)
{
result = false;
}
return(result);
}
public TicketSummary PlaceOrder(Guid eventId, string userId)
{
var parentEvent = _ctx.Events.Single(e => e.Id == eventId);
var ticket = new Ticket()
{
AccessCode = Ticket.GenerateRandomAccessCode(),
Attendee = userId,
TotalPrice = parentEvent.TicketPrice,
Status = TicketStatus.Pending,
Id = Guid.NewGuid(),
ParentEvent = parentEvent
};
_ctx.Tickets.Add(ticket);
_ctx.SaveChanges();
var ticketSummary = new TicketSummary()
{
TicketId = ticket.Id,
TicketDescription = "Ticket for " + parentEvent.Name,
TicketPrice = ticket.TotalPrice
};
return(ticketSummary);
}
public bool ConfirmTicket(Guid ticketId)
{
var result = false;
bool hasBeenConfirmed = false;
var ticket = _ctx.Tickets.Include("ParentEvent").Single(t => t.Id == ticketId);
if (ticket.ParentEvent.AvailableSeats > 0)
{
result = true;
ticket.Status = TicketStatus.Paid;
ticket.ParentEvent.AvailableSeats--;
hasBeenConfirmed = true;
}
else
{
_ctx.Tickets.Remove(ticket);
}
_ctx.SaveChanges();
if (hasBeenConfirmed)
{
_cloudContext.ConfirmTicket(ticket);
_cloudContext.UpdateEventSeats(ticket.ParentEvent);
}
else
{
_cloudContext.DeleteTicket(ticket);
}
return(result);
}
public void ProcessPlacedOrder(Guid eventId, string userId, string ticketId)
{
var ticketGuid = Guid.Parse(ticketId);
var parentEvent = _ticketCtx.Events.SingleOrDefault(x => x.Id == eventId);
var existingTicket = _ticketCtx.Tickets.SingleOrDefault(t => t.Id == ticketGuid);
if (parentEvent != null && existingTicket == null)
{
Trace.TraceInformation("Adding the ticket to the database");
var ticket = new Ticket()
{
AccessCode = Ticket.GenerateRandomAccessCode(),
Attendee = userId,
TotalPrice = parentEvent.TicketPrice,
Status = TicketStatus.Pending,
Id = Guid.Parse(ticketId),
ParentEvent = parentEvent
};
_ticketCtx.Tickets.Add(ticket);
_ticketCtx.SaveChanges();
// Update read model
_azureCtx.AddTicket(ticket);
}
else
{
if (existingTicket != null)
{
Trace.TraceInformation("The ticket {0} already exists.", existingTicket.Id);
}
if (parentEvent == null)
{
Trace.TraceInformation("The event {0} for the ticket doesn't exist.", eventId);
}
}
}