using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Linq;
using System.ServiceProcess;
using System.Text;
using System.Threading;
using System.IO;
using System.Configuration;

namespace EmailAndFaxWithStmt
{
    class TimerState
    {
        public int Counter = 0;
        public Timer ServiceTimer;
        public int Interval = 0;
    }

    public partial class EFService : ServiceBase
    {
        //private System.Windows.Forms.NotifyIcon iconSysTray;
        private static TimerState s;

        public EFService()
        {
            InitializeComponent();
            s = new TimerState();
        }

        protected override void OnStart(string[] args)
        {
            s.Interval = int.Parse(ConfigurationManager.AppSettings["PollingInterval"]);
            TimerCallback timerDelegate = new TimerCallback(onElapsedTime);
            Timer timer = new Timer(timerDelegate, s, 1000, s.Interval);
            s.ServiceTimer = timer;
        }

        protected override void OnStop()
        {
            s.ServiceTimer.Dispose();
            s.ServiceTimer = null;
        }

        static void onElapsedTime(Object state)
        {
            try
            {
                if (Configuration.LogLevel >= EventLogLevel.Information)
                    EventLog.WriteEntry(Configuration.LogSource, "Timer Elapsed. Rerunning the services", EventLogEntryType.Information);

                s.ServiceTimer.Change(Timeout.Infinite, s.Interval);
                EmailFaxLib.ProcessNewDocuments();

                s.ServiceTimer.Change(s.Interval, s.Interval);
            }
            catch (Exception ex)
            {
                EventLog.WriteEntry(Configuration.LogSource, ex.Message, EventLogEntryType.Error);
            }
        }
    }
}