Version 3.0.255

LastenradBayern/TINK/View/BikesAtStation/BikesAtStationPage.xaml.cs

@@ -0,0 +1,234 @@
+
+using Xamarin.Forms;
+using Xamarin.Forms.Xaml;
+using TINK.Model.Bike.BluetoothLock;
+
+namespace TINK.View.BikesAtStation
+{
+    using System;
+    using System.Linq;
+    using System.Threading;
+    using System.Threading.Tasks;
+    using TINK.Model.Device;
+#if USEFLYOUT
+using TINK.View.MasterDetail;
+#endif
+    using TINK.ViewModel;
+    using TINK.Model;
+    using TINK.Services.BluetoothLock.Tdo;
+    using System.Collections.Generic;
+    using Serilog;
+    using TINK.Services.BluetoothLock;
+    using Plugin.BLE;
+    using TINK.ViewModel.BikesAtStation;
+    using TINK.ViewModel.Bikes;
+    using Xamarin.CommunityToolkit.Extensions;
+
+    [XamlCompilation(XamlCompilationOptions.Compile)]
+#if USEFLYOUT
+    public partial class BikesAtStationPage : ContentPage, IViewService, IDetailPage
+#else
+    public partial class BikesAtStationPage : ContentPage, IViewService
+#endif
+    {
+
+        private BikesAtStationPageViewModel m_oViewModel;
+#if TRYNOTBACKSTYLE
+        public BikesAtStationPage()
+        {
+            InitializeComponent();
+
+            var l_oModel = App.ModelRoot;
+
+            var l_oViewModel = new BikesAtStationPageViewModel(
+                l_oModel.BikesAtStation,
+                l_oModel.ActiveUser,
+                l_oModel.SelectedStation,
+                this);
+
+            BindingContext = l_oViewModel;
+            BikesAtStationListView.ItemsSource = l_oViewModel;
+        }
+
+#else
+        public BikesAtStationPage()
+        {
+        }
+#endif
+
+        /// <summary>
+        /// Invoked when page is shown. 
+        /// Starts update process.
+        /// </summary>
+        protected async override void OnAppearing()
+        {
+            if (m_oViewModel != null)
+            {
+#if BACKSTYLE
+                // Hide master- detail menu to force user to navigate using back button.
+                m_oNavigation.IsGestureEnabled = false;
+#endif
+
+                // No need to create view model, set binding context an items source if already done.
+                // If done twice tap events are fired multiple times (when hiding page using home button).
+                await m_oViewModel.OnAppearing();
+                return;
+            }
+
+            try
+            {
+                var model = App.ModelRoot;
+
+                // Backup synchronization context when called from GUI-thread.
+                var synchronizationContext = SynchronizationContext.Current;
+
+                m_oViewModel = new BikesAtStationPageViewModel(
+                        model.ActiveUser,
+                        App.PermissionsService,
+                        App.BluetoothService,
+                        Device.RuntimePlatform,
+                        model.SelectedStation,
+                        () => model.GetIsConnected(),
+                        (isConnected) => model.GetConnector(isConnected),
+                        App.GeolocationServicesContainer.Active,
+                        model.LocksServices.Active,
+                        model.Polling,
+                        (url) => DependencyService.Get<IExternalBrowserService>().OpenUrl(url),
+                        (d, obj) => synchronizationContext.Post(d, obj),
+                        model.SmartDevice,
+                        this)
+                {
+                    IsReportLevelVerbose = model.IsReportLevelVerbose
+                };
+            }
+            catch (Exception exception)
+            {
+                Log.ForContext<BikesAtStationPage>().Error("Displaying bikes at station page failed. {Exception}", exception);
+                await DisplayAlert("Fehler", $"Seite Räder an Station kann nicht angezeigt werden. ${exception.Message}", "OK");
+                return;
+            }
+
+            InitializeComponent();
+
+#if BACKSTYLE
+            // Hide master- detail menu to force user to navigate using back button.
+            m_oNavigation.IsGestureEnabled = false;
+#endif
+
+            BindingContext = m_oViewModel;
+            BikesAtStationListView.ItemsSource = m_oViewModel;
+
+            await m_oViewModel.OnAppearing();
+        }
+
+        /// <summary>
+        /// Invoked when pages is closed/ hidden. 
+        /// Stops update process.
+        /// </summary>
+        protected async override void OnDisappearing()
+        {
+            if (m_oViewModel != null)
+            {
+                // View model might be null.
+                await m_oViewModel?.OnDisappearing();
+            }
+
+#if BACKSTYLE
+            if (m_oNavigation!= null)
+                m_oNavigation.IsGestureEnabled = true; // Enables master- detail menu navigation again when page is unloaded.
+#endif
+        }
+
+        /// <summary> Displays alert message.</summary>
+        /// <param name="title">Title of message.</param>
+        /// <param name="message">Message to display.</param>
+        /// <param name="cancel">Type of buttons.</param>
+        public new async Task DisplayAlert(string title, string message, string cancel)
+            => await App.Current.MainPage.DisplayAlert(title, message, cancel);
+
+        /// <summary> Displays alert message.</summary>
+        /// <param name="title">Title of message.</param>
+        /// <param name="message">Message to display.</param>
+        /// <param name="details">Detailed error description.</param>
+        /// <param name="cancel">Type of buttons.</param>
+        public async Task DisplayAdvancedAlert(
+            string title,
+            string message,
+            string details,
+            string cancel)
+            => await App.Current.MainPage.DisplayAlert(title, $"{message}\r\nDetails:\r\n{details}", cancel);
+
+        /// <summary>
+        /// Displays alert message.
+        /// </summary>
+        /// <param name="title">Title of message.</param>
+        /// <param name="message">Message to display.</param>
+        /// <param name="accept">Text of accept button.</param>
+        /// <param name="cancel">Text of button.</param>
+        /// <returns>True if user pressed accept.</returns>
+        public new async Task<bool> DisplayAlert(string title, string message, string accept, string cancel)
+            =>  await App.Current.MainPage.DisplayAlert(title, message, accept, cancel);
+
+        /// <summary> Displays detailed alert message.</summary>
+        /// <param name="title">Title of message.</param>
+        /// <param name="message">Message to display.</param>
+        /// <param name="details">Detailed error description.</param>
+        /// <param name="accept">Text of accept button.</param>
+        /// <param name="cancel">Text of cancel button.</param>
+        /// <returns>True if user pressed accept.</returns>
+        public async Task<bool> DisplayAdvancedAlert(string title, string message, string details, string accept, string cancel)
+            => await App.Current.MainPage.DisplayAlert(title, $"{message}\r\nDetails:\r\n{details}", accept, cancel);
+
+
+#if USEFLYOUT
+        /// <summary> Creates and a page an shows it.</summary>
+        /// <remarks> When user is not logged in navigation to Login page is supported.</remarks>
+        /// <param name="p_oTypeOfPage">Type of page to show.</param>
+        public void ShowPage(ViewTypes p_oType, string title = null)
+            => m_oNavigation.ShowPage(p_oType.GetViewType(), title);
+#else
+        /// <summary> Shows a page.</summary>
+        /// <param name="route">Route of the page to show.</param>
+        public async Task ShowPage(string route) => await Shell.Current.GoToAsync(route);
+#endif
+
+
+        /// <summary> Pushes a page onto the modal stack. </summary>
+        /// <param name="typeOfPage">Page to display.</param>
+        public async Task PushModalAsync(ViewTypes typeOfPage)
+            => await Navigation.PushModalAsync((Page)Activator.CreateInstance(typeOfPage.GetViewType()));
+
+        /// <summary> Pops a page from the modal stack. </summary>
+        public Task PopModalAsync()
+        {
+            throw new NotSupportedException();
+        }
+
+        public Task PushAsync(ViewTypes p_oTypeOfPage)
+        {
+            throw new NotImplementedException();
+        }
+
+#if USEFLYOUT
+        /// <summary>
+        /// Delegate to perform navigation.
+        /// </summary>
+        private INavigationMasterDetail m_oNavigation;
+
+        /// <summary>
+        /// Delegate to perform navigation.
+        /// </summary>
+        public INavigationMasterDetail NavigationMasterDetail
+        {
+            set { m_oNavigation = value; }
+        }
+
+#endif
+
+#if USCSHARP9
+        public async Task<IViewService.IUserFeedback> DisplayUserFeedbackPopup() => await Navigation.ShowPopupAsync<FeedbackPopup.Result>(new FeedbackPopup());
+#else
+        public async Task<IUserFeedback> DisplayUserFeedbackPopup() => await Navigation.ShowPopupAsync<FeedbackPopup.Result>(new FeedbackPopup());
+#endif
+        }
+    }