using System;
using System.Diagnostics.Tracing;
using System.Net.NetworkInformation;
using System.Text;

namespace HSUCO_Server_Monitoring
{
    public class StatusChecker
    {
        public StatusResult Check(string ip)
        {
            try
            {
                Ping ping = new Ping();
                PingOptions options = new PingOptions();
                options.DontFragment = true;
                string data = "hsuco";
                byte[] buffer = ASCIIEncoding.ASCII.GetBytes(data);
                int timeout = 120;
                const int repetCount = 5;

                int successCount = 0;
                for (int i = 0; i < repetCount; i++)
                {
                    var reply = ping.Send(System.Net.IPAddress.Parse(ip), timeout, buffer, options);
                    if (reply.Status == IPStatus.Success)
                    {
                        successCount++;
                    }
                    
                }
                int marginal = (int)(repetCount * 0.6);
                if (successCount >= marginal)
                {
                    return StatusResult.Success;
                }
                if (successCount == 0)
                {
                    return StatusResult.Fail;
                }
                return StatusResult.Inspection;
            }
            catch(Exception ex)
            {
                Log.FATAL(ex.Message);
                return StatusResult.Fail;
            }
        }

    }
}