basic logic

Billing.Shared/Views/AccountPage.xaml.cs

@@ -1,11 +1,44 @@
 using Billing.UI;
+using System;
+using Xamarin.Forms;
 
 namespace Billing.Views;
 
 public partial class AccountPage : BillingPage
 {
+    private static readonly BindableProperty BalanceProperty = BindableProperty.Create(nameof(Balance), typeof(decimal), typeof(AccountPage));
+    private static readonly BindableProperty AssetProperty = BindableProperty.Create(nameof(Asset), typeof(decimal), typeof(AccountPage));
+    private static readonly BindableProperty LiabilityProperty = BindableProperty.Create(nameof(Liability), typeof(decimal), typeof(AccountPage));
+
+    public decimal Balance => (decimal)GetValue(BalanceProperty);
+    public decimal Asset => (decimal)GetValue(AssetProperty);
+    public decimal Liability => (decimal)GetValue(LiabilityProperty);
+
+    public Command AddAccount { get; }
+
     public AccountPage()
     {
+        AddAccount = new Command(OnAddAccount);
+
         InitializeComponent();
     }
+
+    private async void OnAddAccount()
+    {
+        if (Tap.IsBusy)
+        {
+            return;
+        }
+        using (Tap.Start())
+        {
+            var page = new AddAccountPage();
+            page.AccountChecked += AccountChecked;
+            await Navigation.PushAsync(page);
+        }
+    }
+
+    private void AccountChecked(object sender, AccountEventArgs e)
+    {
+        Helper.Debug(e.Account.ToString());
+    }
 }