[PM-2470] Load environment from file in env page.

src/App/Pages/Accounts/EnvironmentPage.xaml

@@ -95,6 +95,14 @@
                 <Label
                     Text="{u:I18n CustomEnvironmentFooter}"
                     StyleClass="box-footer-label" />
+                <StackLayout StyleClass="box-row">
+                    <Button Text="{u:I18n LoadFromFile}"
+                            StyleClass="btn-primary"
+                            Command="{Binding LoadFromFileCommand}" />
+                    <Button Text="{u:I18n Clear}"
+                            StyleClass="btn-secondary"
+                            Command="{Binding ClearCommand}" />
+                </StackLayout>
             </StackLayout>
         </StackLayout>
     </ScrollView>

src/App/Pages/Accounts/EnvironmentPageViewModel.cs

@@ -1,11 +1,15 @@
 using System;
+using System.IO;
 using System.Threading.Tasks;
 using System.Windows.Input;
 using Bit.App.Resources;
 using Bit.Core.Abstractions;
 using Bit.Core.Models.Data;
 using Bit.Core.Utilities;
+using Newtonsoft.Json;
 using Xamarin.CommunityToolkit.ObjectModel;
+using Xamarin.Essentials;
+using Xamarin.Forms;
 
 namespace Bit.App.Pages
 {
@@ -27,9 +31,13 @@ namespace Bit.App.Pages
             IconsUrl = _environmentService.IconsUrl;
             NotificationsUrls = _environmentService.NotificationsUrl;
             SubmitCommand = new AsyncCommand(SubmitAsync, onException: ex => OnSubmitException(ex), allowsMultipleExecutions: false);
+            LoadFromFileCommand = new AsyncCommand(LoadEnvironmentsFromFile, onException: ex => OnSubmitException(ex), allowsMultipleExecutions: false);
+            ClearCommand = new Command(ClearAllUrls);
         }
 
         public ICommand SubmitCommand { get; }
+        public ICommand LoadFromFileCommand { get; }
+        public ICommand ClearCommand { get; }
         public string BaseUrl { get; set; }
         public string ApiUrl { get; set; }
         public string IdentityUrl { get; set; }
@@ -87,5 +95,75 @@ namespace Bit.App.Pages
             _logger.Value.Exception(ex);
             Page.DisplayAlert(AppResources.AnErrorHasOccurred, AppResources.GenericErrorMessage, AppResources.Ok);
         }
+
+        private async Task LoadEnvironmentsFromFile()
+        {
+            try
+            {
+                string jsonString;
+                var result = await FilePicker.PickAsync(new PickOptions
+                {
+                    PickerTitle = "This a test to pick files"
+                });
+                if (result != null)
+                {
+                    if (result.FileName.EndsWith("json", StringComparison.OrdinalIgnoreCase) ||
+                        result.FileName.EndsWith("txt", StringComparison.OrdinalIgnoreCase))
+                    {
+                        var stream = await result.OpenReadAsync();
+                        using (var reader = new System.IO.StreamReader(stream))
+                        {
+                            jsonString = reader.ReadToEnd();
+                        }
+                        var envUrls = JsonConvert.DeserializeObject<EnvironmentsData>(jsonString);
+                        BaseUrl = envUrls.Base;
+                        ApiUrl = envUrls.Api;
+                        IdentityUrl = envUrls.Identity;
+                        WebVaultUrl = envUrls.Vault;
+                        IconsUrl = envUrls.Icons;
+                        NotificationsUrls = envUrls.Notifications;
+                        NotifyUrlsChanged();
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                HandleException(ex);
+            }
+        }
+
+        private void ClearAllUrls()
+        {
+            BaseUrl = string.Empty;
+            ApiUrl = string.Empty;
+            IdentityUrl = string.Empty;
+            WebVaultUrl = string.Empty;
+            IconsUrl = string.Empty;
+            NotificationsUrls = string.Empty;
+            NotifyUrlsChanged();
+        }
+
+        private void NotifyUrlsChanged() {
+            TriggerPropertyChanged(nameof(BaseUrl), new[]
+                        {
+                            nameof(ApiUrl),
+                            nameof(IdentityUrl),
+                            nameof(WebVaultUrl),
+                            nameof(IconsUrl),
+                            nameof(NotificationsUrls)
+                        });
+        }
+    }
+
+    public class EnvironmentsData
+    {
+        public string Base { get; set; }
+        public string Admin { get; set; }
+        public string Api { get; set; }
+        public string Identity { get; set; }
+        public string Icons { get; set; }
+        public string Notifications { get; set; }
+        public string Sso { get; set; }
+        public string Vault { get; set; }
     }
 }

src/App/Resources/AppResources.Designer.cs

@@ -3541,6 +3541,15 @@ namespace Bit.App.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Load from file.
+        /// </summary>
+        public static string LoadFromFile {
+            get {
+                return ResourceManager.GetString("LoadFromFile", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Loading.
         /// </summary>

src/App/Resources/AppResources.resx

@@ -2637,4 +2637,7 @@ Do you want to switch to this account?</value>
   <data name="UnlockingMayFailDueToInsufficientMemoryDecreaseYourKDFMemorySettingsToResolve" xml:space="preserve">
     <value>Unlocking may fail due to insufficient memory. Decrease your KDF memory settings to resolve</value>
   </data>
+  <data name="LoadFromFile" xml:space="preserve">
+    <value>Load from file</value>
+  </data>
 </root>

src/Core/Models/Data/EnvironmentUrlData.cs

@@ -2,8 +2,19 @@
 {
     public class EnvironmentUrlData
     {
-        public static EnvironmentUrlData DefaultUS = new EnvironmentUrlData { Base = "https://vault.bitwarden.com" };
-        public static EnvironmentUrlData DefaultEU = new EnvironmentUrlData { Base = "https://vault.bitwarden.eu" };
+        public static EnvironmentUrlData DefaultUS = new EnvironmentUrlData
+        {
+            Base = "https://vault.bitwarden.com",
+            Notifications = "https://notifications.bitwarden.com",
+            Icons = "https://icons.bitwarden.com",
+
+        };
+        public static EnvironmentUrlData DefaultEU = new EnvironmentUrlData
+        {
+            Base = "https://vault.bitwarden.eu",
+            Notifications = "https://notifications.bitwarden.eu",
+            Icons = "https://icons.bitwarden.eu",
+        };
 
         public string Base { get; set; }
         public string Api { get; set; }