using Plugin.Connectivity;
using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using TINK.Model.Bike.BluetoothLock;
using TINK.View.MasterDetail;
using TINK.ViewModel;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
namespace TINK.View.MyBikes
{
using Plugin.Permissions.Abstractions;
using Plugin.Permissions;
using TINK.Model;
using TINK.Services.BluetoothLock.Tdo;
using System.Collections.Generic;
using Serilog;
using Plugin.BLE;
using TINK.Services.BluetoothLock;
using TINK.ViewModel.MyBikes;
using Xamarin.CommunityToolkit.Extensions;
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class MyBikesPage : ContentPage, IViewService
{
/// Refernce to view model.
MyBikesPageViewModel m_oViewModel = null;
///
/// Constructs a my bikes page.
///
public MyBikesPage()
{
}
///
/// Invoked when page is shown.
/// Starts update process.
///
protected async override void OnAppearing()
{
if (m_oViewModel != null)
{
// 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 MyBikesPageViewModel(
model.ActiveUser,
model.Permissions,
CrossBluetoothLE.Current,
Device.RuntimePlatform,
() => model.GetIsConnected(),
(isConnected) => model.GetConnector(isConnected),
model.Geolocation,
model.LocksServices.Active,
model.Polling,
(d, obj) => synchronizationContext.Post(d, obj),
this);
}
catch (Exception exception)
{
Log.ForContext().Error("Displaying bikes at station page failed. {Exception}", exception);
this.DisplayAlert("Fehler", $"Seite Räder an Station kann nicht angezeigt werden. ${exception.Message}", "OK");
return;
}
InitializeComponent();
BindingContext = m_oViewModel;
MyBikesListView.ItemsSource = m_oViewModel;
await m_oViewModel.OnAppearing();
}
///
/// Invoked when pages is closed/ hidden.
/// Stops update process.
///
protected async override void OnDisappearing()
{
if (m_oViewModel == null)
{
// View model might be null (Example: Occured when page to querry for location permissions was opened)
return;
}
await m_oViewModel.OnDisappearing();
}
///
/// Displays altert message.
///
/// Title of message.
/// Message to display.
/// Type of buttons.
public new async Task DisplayAlert(string p_strTitle, string p_strMessage, string p_strCancel)
{
await App.Current.MainPage.DisplayAlert(p_strTitle, p_strMessage, p_strCancel);
}
/// Displays altert message.
/// Title of message.
/// Message to display.
/// Detailed error description.
/// Type of buttons.
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);
///
/// Displays alert message.
///
/// Title of message.
/// Message to display.
/// Text of accept button.
/// Text of button.
/// True if user pressed accept.
public new async Task DisplayAlert(string p_strTitle, string p_strMessage, string p_strAccept, string p_strCancel)
{
return await App.Current.MainPage.DisplayAlert(p_strTitle, p_strMessage, p_strAccept, p_strCancel);
}
///
/// Creates and a page an shows it.
///
/// Type of page to show.
public void ShowPage(ViewTypes p_oType, string p_strTitle = null)
{
throw new NotSupportedException();
}
/// Pushes a page onto the modal stack.
/// Page to display.
public Task PushModalAsync(ViewTypes p_oTypeOfPage)
{
throw new NotSupportedException();
}
/// Pops a page from the modal stack.
public Task PopModalAsync()
{
throw new NotSupportedException();
}
/// Pushes a page onto the stack.
/// Page to display.
public Task PushAsync(ViewTypes p_oTypeOfPage)
{
throw new NotSupportedException();
}
public async Task DisplayUserFeedbackPopup() => await Navigation.ShowPopupAsync(new FeedbackPopup());
}
}