PS-1404 Improved exception handling when saving an attachment (#2078)

* PS-1404 Improved exception handling when saving an attachment

* PS-1404 Reverted unnecessary catch change

* PS-1404 Added missing whitespace

* PS-1404 Improved code formatting

* PS-1404 removed unnecessary whitespace

* PS-1404 Using SubmitAsyncCommand on xaml and removed the click method from the cs file

src/App/Pages/Vault/AttachmentsPage.xaml

@@ -17,7 +17,7 @@
 
     <ContentPage.ToolbarItems>
         <ToolbarItem Text="{u:I18n Close}" Clicked="Close_Clicked" Order="Primary" Priority="-1" />
-        <ToolbarItem Text="{u:I18n Save}" Clicked="Save_Clicked" />
+        <ToolbarItem Text="{u:I18n Save}" Command="{Binding SubmitAsyncCommand}" />
     </ContentPage.ToolbarItems>
 
     <ContentPage.Resources>

src/App/Pages/Vault/AttachmentsPage.xaml.cs

@@ -51,14 +51,6 @@ namespace Bit.App.Pages
             }
         }
 
-        private async void Save_Clicked(object sender, EventArgs e)
-        {
-            if (DoOnce())
-            {
-                await _vm.SubmitAsync();
-            }
-        }
-
         private async void ChooseFile_Clicked(object sender, EventArgs e)
         {
             if (DoOnce())

src/App/Pages/Vault/AttachmentsPageViewModel.cs

@@ -1,6 +1,8 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
+using System.Windows.Input;
 using Bit.App.Abstractions;
 using Bit.App.Resources;
 using Bit.Core.Abstractions;
@@ -8,6 +10,7 @@ using Bit.Core.Exceptions;
 using Bit.Core.Models.Domain;
 using Bit.Core.Models.View;
 using Bit.Core.Utilities;
+using Xamarin.CommunityToolkit.ObjectModel;
 using Xamarin.Forms;
 
 namespace Bit.App.Pages
@@ -20,6 +23,7 @@ namespace Bit.App.Pages
         private readonly IStateService _stateService;
         private readonly IVaultTimeoutService _vaultTimeoutService;
         private readonly IPlatformUtilsService _platformUtilsService;
+        private readonly ILogger _logger;
         private CipherView _cipher;
         private Cipher _cipherDomain;
         private bool _hasAttachments;
@@ -35,8 +39,10 @@ namespace Bit.App.Pages
             _platformUtilsService = ServiceContainer.Resolve<IPlatformUtilsService>("platformUtilsService");
             _stateService = ServiceContainer.Resolve<IStateService>("stateService");
             _vaultTimeoutService = ServiceContainer.Resolve<IVaultTimeoutService>("vaultTimeoutService");
+            _logger = ServiceContainer.Resolve<ILogger>();
             Attachments = new ExtendedObservableCollection<AttachmentView>();
             DeleteAttachmentCommand = new Command<AttachmentView>(DeleteAsync);
+            SubmitAsyncCommand = new AsyncCommand(SubmitAsync, allowsMultipleExecutions: false);
             PageTitle = AppResources.Attachments;
         }
 
@@ -59,6 +65,7 @@ namespace Bit.App.Pages
         }
         public byte[] FileData { get; set; }
         public Command DeleteAttachmentCommand { get; set; }
+        public ICommand SubmitAsyncCommand { get; }
 
         public async Task InitAsync()
         {
@@ -125,6 +132,7 @@ namespace Bit.App.Pages
             }
             catch (ApiException e)
             {
+                _logger.Exception(e);
                 await _deviceActionService.HideLoadingAsync();
                 if (e?.Error != null)
                 {
@@ -132,6 +140,12 @@ namespace Bit.App.Pages
                         AppResources.AnErrorHasOccurred);
                 }
             }
+            catch (Exception e)
+            {
+                _logger.Exception(e);
+                await _deviceActionService.HideLoadingAsync();
+                await _platformUtilsService.ShowDialogAsync(AppResources.GenericErrorMessage, AppResources.AnErrorHasOccurred);
+            }
             return false;
         }