Import inital de l'application mobile Xamarin

BookAStar/BookAStar/SettingsPage.xaml.cs

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+using BookAStar.Model.Auth.Account;
+using System;
+using System.Threading.Tasks;
+using Xamarin.Forms;
+using System.Windows.Input;
+using System.Collections.ObjectModel;
+using System.Collections.Generic;
+using System.ComponentModel;
+
+namespace BookAStar
+{
+   
+    public partial class SettingsPage : ContentPage
+	{
+        
+
+        public ICommand RemoteSettingsRefreshCommand { get; private set; }
+
+        public SettingsPage ()
+		{
+			InitializeComponent ();
+
+            AccountListView.ItemsSource = MainSettings.AccountList;
+
+            this.Musical = MainSettings.Musical;
+            this.Environ = MainSettings.Environ;
+
+            AddAccountBtn.Clicked += AddAccountBtn_Clicked;
+
+            RemoveAccountBouton.Clicked += RemoveAccountBouton_Clicked;
+
+            AccountListView.ItemSelected += Accounts_ItemSelected;
+           
+            pushstatus.Toggled += Pushstatus_Toggled;
+
+            BtnViewDeviceInfo.Clicked += BtnDeviceInfo_Clicked;
+        }
+
+        private void BtnDeviceInfo_Clicked(object sender, EventArgs e)
+        {
+           ((BookAStar.App) App.Current).ShowDeviceInfo();
+        }
+
+        protected void Pushstatus_Toggled(object sender, ToggledEventArgs e)
+        {
+            MainSettings.PushNotifications = pushstatus.IsToggled;
+        }
+
+        public ObservableCollection<User> Accounts { get; private set; }
+        public Dictionary<string, double> Musical { get; private set; }
+        public Dictionary<string, double> Environ { get; private set; }
+
+        private void PlateformSpecificInstance_IdentificationChanged(object sender, IdentificationChangedEventArgs e)
+        {
+           // Assert AccountListView.SelectedItem == e.NewIdentification;
+        }
+
+        private void Accounts_ItemSelected(object sender, SelectedItemChangedEventArgs e)
+        {
+            var user = e.SelectedItem as User;
+            // should later invoke IdentificationChanged
+            MainSettings.CurrentUser = user;
+        }
+
+        private async void RemoveAccountBouton_Clicked(object sender, EventArgs e)
+        {
+            User user = AccountListView.SelectedItem as User;
+            var doIt = await Confirm("Suppression de l'identification",
+                $"Vous êtes sur le point de supprimer votre identification pour ce compte : {user.UserName}\nContinuer ?");
+            if (doIt)
+                App.PlateformSpecificInstance.RevokeAccount(user.UserName);
+        }
+
+        async Task<bool> Confirm(string title, string procedure)
+        {
+            string yes = "Oui", no = "Non";
+            var answer = await DisplayAlert(title,
+               procedure, yes, no);
+            return answer;
+        }
+
+        protected override void OnAppearing()
+        {
+            base.OnAppearing();
+            AccountListView.SelectedItem = MainSettings.CurrentUser;
+            pushstatus.IsToggled = MainSettings.PushNotifications;
+        }
+
+        private void AddAccountBtn_Clicked(object sender, EventArgs e)
+        {
+            App.PlateformSpecificInstance.AddAccount();
+        }
+
+       
+    }
+}
+