login page

src/App/Pages/Accounts/LoginPageViewModel.cs

@@ -0,0 +1,75 @@
+using Bit.App.Abstractions;
+using Bit.App.Resources;
+using Bit.Core.Abstractions;
+using Bit.Core.Exceptions;
+using Bit.Core.Utilities;
+using System.Threading.Tasks;
+using System.Windows.Input;
+using Xamarin.Forms;
+
+namespace Bit.App.Pages
+{
+    public class LoginPageViewModel : BaseViewModel
+    {
+        private readonly IDeviceActionService _deviceActionService;
+        private readonly IAuthService _authService;
+
+        public LoginPageViewModel()
+        {
+            _deviceActionService = ServiceContainer.Resolve<IDeviceActionService>("deviceActionService");
+            _authService = ServiceContainer.Resolve<IAuthService>("authService");
+
+            PageTitle = AppResources.Bitwarden;
+            ShowPasswordCommand = new Command(() =>
+                Page.DisplayAlert("Button 1 Command", "Button 1 message", "Cancel"));
+        }
+
+        public ICommand ShowPasswordCommand { get; }
+        public string Email { get; set; }
+        public string MasterPassword { get; set; }
+
+        public async Task LogInAsync()
+        {
+            if(string.IsNullOrWhiteSpace(Email))
+            {
+                await Page.DisplayAlert(AppResources.AnErrorHasOccurred,
+                    string.Format(AppResources.ValidationFieldRequired, AppResources.EmailAddress),
+                    AppResources.Ok);
+                return;
+            }
+            if(!Email.Contains("@"))
+            {
+                await Page.DisplayAlert(AppResources.AnErrorHasOccurred, AppResources.InvalidEmail, AppResources.Ok);
+                return;
+            }
+            if(string.IsNullOrWhiteSpace(MasterPassword))
+            {
+                await Page.DisplayAlert(AppResources.AnErrorHasOccurred,
+                    string.Format(AppResources.ValidationFieldRequired, AppResources.MasterPassword),
+                    AppResources.Ok);
+                return;
+            }
+
+            try
+            {
+                await _deviceActionService.ShowLoadingAsync(AppResources.LoggingIn);
+                var response = await _authService.LogInAsync(Email, MasterPassword);
+                await _deviceActionService.HideLoadingAsync();
+                // TODO: remember email?
+                if(response.TwoFactor)
+                {
+                    // TODO: 2fa page
+                }
+                else
+                {
+                    Application.Current.MainPage = new TabsPage();
+                }
+            }
+            catch(ApiException e)
+            {
+                await _deviceActionService.HideLoadingAsync();
+                await Page.DisplayAlert(AppResources.AnErrorHasOccurred, e.Error.GetSingleMessage(), AppResources.Ok);
+            }
+        }
+    }
+}