using EyesAndEars.UWP.Services;
using EyesAndEars.UWP.ViewModels;
using System;
using System.Threading;
using Windows.ApplicationModel;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;

namespace EyesAndEars.UWP {

    public sealed partial class MainPage : Page {

        MainPageVM _vm = new MainPageVM();
        DispatcherTimer _dispatcherTimer = new DispatcherTimer();
        string _baseURL = "http://3.9.19.84";

        public MainPage() {
            InitializeComponent();
            IntialiseDataContext();
            SetVersionNumber();
            IntialiseRefreshTime();
        }

        void SetVersionNumber() {
            var package = Package.Current;
            var packageId = package.Id;
            var version = packageId.Version;
            VersionNumber.Text = $"Ver: {version.Major}.{version.Minor}.{version.Build}.{version.Revision}";
        }

        async void IntialiseDataContext() {
            _vm.BaseURL = await DataServices.GetBaseURLAsync();
            _vm.Device1 = DataServices.CreateFallBackDevice(1);
            _vm.Device2 = DataServices.CreateFallBackDevice(2);
            _vm.Device3 = DataServices.CreateFallBackDevice(3);
            _vm.Device4 = DataServices.CreateFallBackDevice(4);
            _vm.Device5 = DataServices.CreateFallBackDevice(5);
            _vm.Device6 = DataServices.CreateFallBackDevice(6);
            DataContext = _vm;
        }

        void IntialiseRefreshTime() {
            // TimeSpan Intervals: Days, Hours, Minutes, Seconds, Milliseconds.
            _dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 1, 0);
            _dispatcherTimer.Tick += UpdateViewModel;
            _dispatcherTimer.Start();
        }

        async void UpdateViewModel(object sender, object e) {
            var url = _vm.BaseURL;
            if (!string.IsNullOrEmpty(url)) {
                _vm.Device1 = await DataServices.UpdateDevice(url, 1);
                _vm.Device2 = await DataServices.UpdateDevice(url, 2);
                _vm.Device3 = await DataServices.UpdateDevice(url, 3);
                _vm.Device4 = await DataServices.UpdateDevice(url, 4);
                _vm.Device5 = await DataServices.UpdateDevice(url, 5);
                _vm.Device6 = await DataServices.UpdateDevice(url, 6);
            }
        }

        void RefreshButton_Click(object sender, RoutedEventArgs e) =>
            IntialiseDataContext();

        async void SaveURLButton_Click(object sender, RoutedEventArgs e) {
            await DataServices.SaveBaseURLAsync(WebAddressBox.Text);
        }
    }
}