Add capability-first account and calendar setup flow

Wino.Mail.ViewModels/IdlePageViewModel.cs

@@ -1,9 +1,50 @@
-using Wino.Core.Domain.Interfaces;
+using System;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Wino.Core.Domain;
+using Wino.Core.Domain.Enums;
+using Wino.Core.Domain.Interfaces;
+using Wino.Core.Domain.Models.Navigation;
 using Wino.Core.ViewModels;
 
 namespace Wino.Mail.ViewModels;
 
 public partial class IdlePageViewModel : CoreBaseViewModel
 {
-    public IdlePageViewModel(IMailDialogService dialogService)  { }
+    public const string MailEmptyStateParameter = "mail-empty-state";
+
+    private readonly INavigationService _navigationService;
+
+    [ObservableProperty]
+    public partial bool IsMailEmptyStateVisible { get; set; }
+
+    public string MailEmptyStateTitle => Translator.MailEmptyState_Title;
+    public string MailEmptyStateMessage => Translator.MailEmptyState_Message;
+    public string AddAccountText => Translator.MailEmptyState_AddAccount;
+    public string ManageAccountsText => Translator.MailEmptyState_ManageAccounts;
+
+    public IdlePageViewModel(IMailDialogService dialogService, INavigationService navigationService)
+    {
+        _navigationService = navigationService;
+    }
+
+    public override void OnNavigatedTo(NavigationMode mode, object parameters)
+    {
+        base.OnNavigatedTo(mode, parameters);
+        IsMailEmptyStateVisible = string.Equals(parameters as string, MailEmptyStateParameter, StringComparison.Ordinal);
+    }
+
+    [RelayCommand]
+    private void AddAccount()
+        => _navigationService.Navigate(
+            WinoPage.SettingsPage,
+            ProviderSelectionNavigationContext.CreateForSettingsAddAccount(),
+            NavigationReferenceFrame.ShellFrame);
+
+    [RelayCommand]
+    private void ManageAccounts()
+        => _navigationService.Navigate(
+            WinoPage.SettingsPage,
+            WinoPage.ManageAccountsPage,
+            NavigationReferenceFrame.ShellFrame);
 }