Task1-1

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.NetworkInformation;
using System.Threading;
using System.Threading.Tasks;

class StatusChecker
{
    private int invokeCount;
    private int maxCount;

    public StatusChecker(int count)
    {
        invokeCount = 0;
        maxCount = count;
    }

    static List<long> listaSvakih10sec = new List<long>();
    static List<long> listaSvakih30sec = new List<long>();

    public void CheckStatus(Object stateInfo)
    {
        Ping pingSender = new Ping();

        AutoResetEvent autoEvent = (AutoResetEvent)stateInfo;

        var latency = pingSender.Send("8.8.8.8").RoundtripTime;

        listaSvakih10sec.Add(latency);

        Console.WriteLine("Ping at " + DateTime.Now.ToString() + " - Success! RTT: {0}", latency);
    }

    public void CalculateStatus(Object stateInfo)
    {
        AutoResetEvent autoEvent = (AutoResetEvent)stateInfo;

        List<long> test = new List<long>();
        test = listaSvakih10sec.Skip(Math.Max(0, listaSvakih10sec.Count() - 6)).ToList();
        long avg = test.Sum() / 6;
        if (avg != 0) Console.WriteLine("Average ping for last minute (trigger every 30 seconds): " + avg + " ms");
    }
}
class TimerExample
{
    static void Main()
    {
        var worker1 = new AutoResetEvent(false);
        var worker2 = new AutoResetEvent(false);

        var statusChecker1 = new StatusChecker(60);
        var statusChecker2 = new StatusChecker(60);

        var timesZa10Sec = new Timer(statusChecker1.CheckStatus, worker1, 1000, 10000);
        var timerZa30Sec = new Timer(statusChecker2.CalculateStatus, worker2, 1000, 30000);

        worker1.WaitOne();
        timesZa10Sec.Dispose();

        worker2.WaitOne();
        timerZa30Sec.Dispose();

        Console.WriteLine("\nDestroying timer.");
    }
}