using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Xamarin.Forms;
using System.Threading;  // Thread

namespace zegar
{
    public partial class MainPage : ContentPage
    {
        public MainPage()
        {
            InitializeComponent();
            // wyświetla datę i godzinę
            // https://xamarincodingtutorial.blogspot.com/2019/11/xamarin-form-date-format-on-xaml-page.html
            // https://docs.microsoft.com/pl-pl/dotnet/standard/base-types/standard-date-and-time-format-strings
            labelData.Text = DateTime.Now.ToString("dddd, dd MMMM yyyy, HH:mm:ss");          

            // uruchomienie timera, który
            // co 1s uruchamia metodę OnTimerTick
            Device.StartTimer(TimeSpan.FromSeconds(1), OnTimerTick);
        }

        DateTime now;
 

        string[] time = {"00", "01", "02", "03", "04", "05", "06", "07", "08", "09"};

        int seconds = 0;
        int minutes = 0;

        bool flaga = false;


        bool OnTimerTick()
        {

            if ((minutes >= 1 && seconds >= 5) || flaga)
            {
                labelData.Text = DateTime.Now.ToString("d");
                flaga = true;
            }
            else
            {
                labelData.Text = DateTime.Now.ToString("dddd, dd MMMM yyyy, HH:mm:ss");
            }
            

            labelZegarek.Text = time[minutes] + " " + time[seconds];
            seconds++;
            if(seconds == 10)
            {
                seconds = 0;
                minutes++;
            }

            return true;
        }

    }
}