using Quadarax.Foundation.Core.Logging;

namespace Quadarax.Foundation.Core.Business.Processor.Queue;

public class ProcessQueueConfiguration
{

	#region *** Properties ***
    public int WorkersCount {get; private set;} //number of max processing workers
    public TimeSpan WatchdogInterval {get; private set;} //Interval to watchdog monitor and emits new worker
    public TimeSpan RetentionInterval {get; private set;} //retention - Interval to run retention mechanism. If set to TimeSpan.Zero, retention disabled.
    public TimeSpan RetentionClearOlderThan {get; private set;} //retention - clear all status Deleted older than value in all queue types
    public TimeSpan RetentionDeletedOlderThan {get; private set;} //retention - mark all items to status Deleted older than value in Succ, Fail queue
    #endregion

    #region *** Private Fields ***
    private ILog _log;
    #endregion

	public ProcessQueueConfiguration(int workersCount, TimeSpan watchdogInterval)
	{
		WorkersCount = workersCount;
		WatchdogInterval = watchdogInterval;
		_log = new ConsoleLogger().GetLogger(GetType());
	}
		

	public void Validate()
	{
		var errors = new List<Exception>();
		if (WorkersCount==0) errors.Add(new ArgumentOutOfRangeException(nameof(WorkersCount), "WorkersCount must be bigger than zero."));
		if (WatchdogInterval == TimeSpan.Zero) errors.Add(new ArgumentOutOfRangeException(nameof(WatchdogInterval), "WatchdogInterval must be bigger than TimeSpan.Zero."));
		
		if (errors.Count>0) throw new AggregateException("ProcessQueue configuration has some invalid values.", errors);

		_log.Log(LogSeverityEnum.Debug, "Configuration validated.");
	}
}