/// <summary>
/// Method unregisters the subscriber.
/// </summary>
/// <param name="subscriber">Subscriber to unregister</param>
public void RemoveSubscriber(IExchangeRateSubscriber subscriber)
{
try
{
if (subscribers.Contains(subscriber))
{
subscribers.Remove(subscriber);
}
else
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("Subscriber not registered yet!!!");
}
}
catch (Exception)
{
throw;
}
}
///// <summary>
///// Enum of currencies
///// </summary>
//enum Currencies
//{
// USDINR,
// USDGBP,
// USDJPY
//}
///// <summary>
///// Console colors enum just to notify an update has been displayed
///// </summary>
//enum ConsoleColors
//{
// Yellow,
// Blue,
// Green
//}
/// <summary>
/// Method registers a new subscriber.
/// </summary>
/// <param name="subscriber">Subscriber to register</param>
public void AddSubscriber(IExchangeRateSubscriber subscriber)
{
try
{
if (!subscribers.Contains(subscriber))
{
subscribers.Add(subscriber);
}
else
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("Subscriber already registered!!!");
}
}
catch (Exception)
{
throw;
}
}
