prs/prs.mobile/ConnectionTestApp/ConnectionTest/ConnectionTest/ConnectionTestUnit.xaml.cs

using InABox.Clients;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Xamarin.Essentials;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
using System.Net;

namespace ConnectionTest
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class ConnectionTestUnit : ContentView
    {
        string URL = "";
        string log = "";
        public ConnectionTestUnit(string url)
        {
            InitializeComponent();
            URL = url;
            urlLbl.Text = URL;
            Task.Run(() =>
            {
                Thread.Sleep(500);
                StartTest();
            });
            Resolve();
            ResolveTimer();
        }

        private void ResolveTimer()
        {
            Task.Run(() =>
            {
                while (true)
                {
                    int count = 59;
                    while (count != 0)
                    {
                        Device.BeginInvokeOnMainThread(() =>
                        {
                            refreshLbl.Text = "(refresh in " + count + " s)";
                        });
                        Thread.Sleep(1000);
                        count--;
                    }
                    Resolve();
                }
            });
        }

        private void Resolve()
        {
            try
            {
                var ip = Dns.GetHostEntry(URL.Substring(0, URL.Length - 5));
                Device.BeginInvokeOnMainThread(() =>
                {
                    ipResolveLbl.Text = ip.AddressList[0].ToString();
                    ipResolveLbl.BackgroundColor = Color.LightGreen;
                    Task.Run(() => 
                    {
                        Thread.Sleep(1500);
                        Device.BeginInvokeOnMainThread(() =>
                        {
                            ipResolveLbl.BackgroundColor = Color.Default;
                        });
                    });
                });
            }
            catch (Exception ex)
            {
                ipResolveLbl.Text = "Resolve error";
            }
        }

        private void EmailBtn_Clicked(object sender, EventArgs e)
        {
            Device.BeginInvokeOnMainThread(async () =>
            {
                var message = new EmailMessage
                {
                    Subject = "Crash logs",
                    Body = log,
                    To = new List<string> { "support@prsdigital.com.au" }
                };

                await Email.ComposeAsync(message);
            });
        }

        private void StartTest()
        {
            int count = 1;
            int crashcount = 0;
            ClientFactory.SetClientType(typeof(JsonClient<>), "Test app", "1.0", URL, true);
            while (true)
            {
                try
                {
                    Thread.Sleep(500);
                    var result = ClientFactory.Validate("TAN", "nictan");
                    Device.BeginInvokeOnMainThread(() =>
                    {
                        attemptNoLbl.Text = "Attempt: " + count;
                        count++;
                    });
                }
                catch (Exception ex)
                {
                    log = log + "Attempt number: " + count
                        + Environment.NewLine
                        + ex.Message + ex.StackTrace;
                    crashcount++;
                    count++;
                    Device.BeginInvokeOnMainThread(() => { crashNoLbl.Text = "Crash Count: " + crashcount; });

                }
            }
        }
    }
}