/// <summary>
/// Runs the delay for the given caller. Obtains a new <see cref="_LastTimedMessageID"/>. If, after the duration, the value
/// didn't change, removes the message (using <see cref="RemoveLog(int)"/>)s
/// </summary>
/// <param name="loggerID"></param>
/// <param name="duration"></param>
/// <returns></returns>
private async Task MessageDelayAsync(int loggerID, InfoLoggerMessageDuration duration)
{
// If the duration is infinite simply return
if (duration == InfoLoggerMessageDuration.Infinite)
{
return;
}
// Get a unique ID
var messageID = _RandomNumberGenerator.Next();
// Assign it to the controling property
_LastTimedMessageID = messageID;
// Wait for the duration of the delay
await Task.Delay(_DefinedDurations[duration]);
// If the ID remained the same
if (messageID == _LastTimedMessageID)
{
// Remove the log
RemoveLog(loggerID);
// And reset the last id
_LastTimedMessageID = 0;
}
}
/// <summary>
/// Logs a new message. The message has to contain at least one non-white space character to be logged. To remove messages
/// use <see cref="RemoveLog(int)"/>
/// </summary>
/// <param name="message"></param>
/// <param name="loggerID">ID used to identify the caller. Messages may be removed only if the same ID is used later</param>
/// <param name="duration">Maximum lifetime of the message, if the message was still presented after the time expires,
/// it will be removed. By default it's infinite</param>
public void Log(string message, int loggerID, InfoLoggerMessageDuration duration = InfoLoggerMessageDuration.Infinite)
{
// Log the message
Log(message, loggerID);
// Run the delay task
MessageDelayAsync(loggerID, duration);
}
/// <summary> /// Logs a new message anonymously (the message won't be removable by the means of <see cref="RemoveLog(int)"/>. /// The message has to contain at least one non-white space character to be logged. To remove messages /// use <see cref="RemoveLog(int)"/> /// </summary> /// <param name="message"></param> /// <param name="duration">Maximum lifetime of the message, if the message was still presented after the time expires, /// it will be removed. By default it's infinite</param> public void Log(string message, InfoLoggerMessageDuration duration = InfoLoggerMessageDuration.Infinite) => // Log an anonymous message, generate a random id for the caller (necessary so as if there are multiple limited time // messages they won't be removed by previous tasks completing (which would happen if an identical ID was passed everytime) Log(message, _RandomNumberGenerator.Next(), duration);
/// <summary> /// Shortcut to log anonymous messages through <see cref="IInfoLogger"/> /// </summary> /// <param name="message"></param> /// <param name="duration">Maximum lifetime of the message, if the message was still presented after the time expires, /// it will be removed. By default it's infinite</param> public static void Log(string message, InfoLoggerMessageDuration duration = InfoLoggerMessageDuration.Infinite) => Container.Resolve <IInfoLogger>().Log(message, duration);
