/// <summary>
/// Create a new Transaction object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="dateTime">Initial value of the DateTime property.</param>
/// <param name="value">Initial value of the Value property.</param>
public static Transaction CreateTransaction(global::System.Int32 id, global::System.DateTime dateTime, global::System.Double value)
{
Transaction transaction = new Transaction();
transaction.Id = id;
transaction.DateTime = dateTime;
transaction.Value = value;
return transaction;
}
/// <summary>
/// Deprecated Method for adding a new object to the Transactions EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToTransactions(Transaction transaction)
{
base.AddObject("Transactions", transaction);
}
private void GenerateTransactions(string cfgName, ProgressWindow progress)
{
using(var ctx = new CityContainer())
{
var selectionMethodName = ctx.Configurations.Single(c => c.Name == cfgName).SelectionMethod.Name;
Logger.LogInfo("Using POI selection method: {0}", selectionMethodName);
var demandsInConfiguration = ctx.Demands.Where(d => d.Person.Address.District.Configuration.Name == cfgName);
var totalTransactions = demandsInConfiguration.Count();
foreach (var demand in demandsInConfiguration)
{
if (progress.Worker.CancellationPending)
{
progress.Args.Cancel = true;
_simulationCancelled = true;
return;
}
var demandType = demand.PoiType.Code;
var matchingPois = ctx.Pois.Where(p => p.Type.Select(k => k.Code).Contains(demandType));
var selectedPoi = SelectPoi(matchingPois, demand.Person.Address.MapPoint, selectionMethodName);
if (selectedPoi == null) continue;
var transactionValue = StatisticalData.TransactionValue;
var creditCard = demand.Person.CreditCard;
var balanceAfterTransaction = creditCard.Balance - transactionValue;
if (balanceAfterTransaction < creditCard.Limit) continue;
creditCard.Balance -= transactionValue;
creditCard.Balance = Math.Round(creditCard.Balance, 2);
var transactionDateTime = demand.DateTime
.AddHours(Random.Next(0,24))
.AddMinutes(Random.Next(0,60))
.AddSeconds(Random.Next(0,60));
var transaction = new Transaction
{
Demand = demand,
CreditCard = creditCard,
Poi = selectedPoi,
Value = transactionValue,
DateTime = transactionDateTime
};
ctx.Transactions.AddObject(transaction);
demand.Fulfilled = true;
++progress.Current;
progress.InvokeUpdate(totalTransactions, GeneratingTransactionsMsg);
}
progress.InvokeUpdate(totalTransactions, GeneratingTransactionsMsg + PersistingMsg);
ctx.SaveChanges();
}
}