/// <summary>
/// Buy a new ticket.
/// </summary>
/// <param name="account">The account for which to buy the ticket</param>
/// <param name="bus">The bus for which to buy the ticket</param>
/// <returns></returns>
public Ticket BuyTicket(Account account, Bus bus)
{
using (ReBusContainer db = new ReBusContainer())
{
account = db.Accounts.Single(a => a.GUID == account.GUID);
bus = db.Buses.Include("Line").Single(b => b.GUID == bus.GUID);
var cost = db.TicketCost.Single().Cost;
if (cost > account.Credit)
{
throw new InsufficientCreditException();
}
var ticket = new Ticket {Account = account, Bus = bus, Created = DateTime.Now};
var transaction = new Transaction
{
Account = account,
Amount = cost,
Type = (int) TransactionType.Ticket,
Created = DateTime.Now
};
account.Credit -= cost;
db.Tickets.AddObject(ticket);
db.Transactions.AddObject(transaction);
db.SaveChanges();
return ticket;
}
}
public static TransactionWebServiceModel FromModelObject(Transaction transaction)
{
if (transaction == null)
return null;
return new TransactionWebServiceModel()
{
Amount = transaction.Amount,
Id = transaction.Id,
Type = transaction.Type,
Created = transaction.Created
};
}