sharee.bike-App/LastenradBayern/ShareeBike/View/Contact/SelectStationPage.xaml.cs
2024-04-09 12:53:23 +02:00

173 lines
6 KiB
C#

using System;
using System.Threading.Tasks;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
namespace ShareeBike.View.Contact
{
using Serilog;
using ShareeBike.Model;
using ShareeBike.Model.Bikes.BikeInfoNS.DriveNS.BatteryNS;
using ShareeBike.ViewModel.Contact;
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class SelectStationPage : ContentPage, IViewService
{
/// <summary> View model to notify about whether page appears or hides. </summary>
private SelectStationPageViewModel SelectStationPageViewModel { get; set; }
public SelectStationPage()
{
InitializeComponent();
}
/// <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 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, !string.IsNullOrEmpty(details) ? $"{message}\r\nDetails:\r\n{details}" : $"{message}", accept, 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> 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);
/// <summary> Pushes a page onto the modal stack. </summary>
/// <param name="typeOfPage">Type of 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 async Task PopModalAsync()
=> await Navigation.PopModalAsync();
/// <summary> Pushes a page onto the stack. </summary>
/// <param name="typeOfPage">Page to display.</param>
public async Task PushAsync(ViewTypes typeOfPage)
{
var page = Activator.CreateInstance(typeOfPage.GetViewType());
if (page == null)
{
return;
}
await Navigation.PushAsync((Page)page);
}
#if USCSHARP9
public Task<IViewService.IUserFeedback> DisplayUserFeedbackPopup() => throw new NotSupportedException();
#else
public async Task<IUserFeedback> DisplayUserFeedbackPopup(IBatteryMutable battery = null) => throw new NotSupportedException();
#endif
/// <summary>
/// Invoked when page is shown.
/// Starts update process.
/// </summary>
protected async override void OnAppearing()
{
// Pass reference to member Navigation to show bikes at station x dialog.
try
{
Log.ForContext<SelectStationPageViewModel>().Verbose("Constructing select station view model.");
SelectStationPageViewModel = new SelectStationPageViewModel(
App.ModelRoot,
App.PermissionsService,
App.BluetoothService,
App.LocationServicesContainer.Active,
(mapspan) => MyMap.MoveToRegion(mapspan),
this,
Navigation);
}
catch (Exception exception)
{
Log.ForContext<SelectStationPageViewModel>().Error("Constructing select station view model failed. {Exception}", exception);
return;
}
try
{
BindingContext = SelectStationPageViewModel;
}
catch (Exception exception)
{
Log.ForContext<SelectStationPageViewModel>().Error("Setting binding/ navigaton on select station failed. {Exception}", exception);
return;
}
try
{
base.OnAppearing();
}
catch (Exception exception)
{
// Continue because styling is not essential.
Log.ForContext<SelectStationPageViewModel>().Error("Invoking OnAppearing of base failed. {Exception}", exception);
return;
}
try
{
// Pre move and scanle maps to avoid initial display of map in Rome.
Log.ForContext<SelectStationPageViewModel>().Verbose("Moving and scaling map.");
SelectStationPageViewModel.MoveAndScale(
(mapSpan) => MyMap.MoveToRegion(mapSpan),
App.ModelRoot.Uris.ActiveUri);
}
catch (Exception exception)
{
// Continue because a map not beeing moved/ scaled is no reason for aborting startup.
Log.ForContext<SelectStationPageViewModel>().Error("Moving and scaling map failed. {Exception}", exception);
}
try
{
Log.ForContext<SelectStationPageViewModel>().Verbose("Invoking OnAppearing on select station view model.");
await SelectStationPageViewModel.OnAppearing();
}
catch (Exception exception)
{
Log.ForContext<SelectStationPageViewModel>().Error("Invoking OnAppearing on select station view model failed. {Exception}", exception);
return;
}
}
}
}