using skyscraper5.Mpeg2;
using skyscraper5.src.Mpeg2.PacketFilter;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace skyscraper5.UI.Overrides
{
	internal class PacketsPerSecondCounter : IPacketFilter
	{
		public bool PassPacket(TsPacket packet)
		{
			DateTime now = DateTime.Now;
			if (lastPacket.Second != now.Second)
			{
				countedPacketLastSecond = countedPacketThisSecond;
				countedPacketThisSecond = 0;
				Ready = true;
			}
			lastPacket = now;
			countedPacketThisSecond++;
			totalPacketsOverall++;
			return true;
		}

		private DateTime lastPacket;
		private long countedPacketThisSecond;
		private long countedPacketLastSecond;
		private ulong totalPacketsOverall;

		public long PacketsPerSecond
		{
			get
			{
				return countedPacketThisSecond;
			}
		}

		public ulong TotalPacketsOverall
		{
			get
			{
				return totalPacketsOverall;
			}
		}

		public bool Ready { get; private set; }
	}
}