[EC-519] Refactor Split DeviceActionService (#2081)

* EC-519 Refactored IDeviceActionService to be split into IFileService and IAutofillManager also some cleanups were made

* EC-519 Fix format

* EC-519 Fix merge to use the new AutofillHandler

src/Core/Abstractions/IAutofillHandler.cs

@@ -0,0 +1,16 @@
+using Bit.Core.Models.View;
+
+namespace Bit.Core.Abstractions
+{
+    public interface IAutofillHandler
+    {
+        bool AutofillServicesEnabled();
+        bool SupportsAutofillService();
+        void Autofill(CipherView cipher);
+        void CloseAutofill();
+        bool AutofillAccessibilityServiceRunning();
+        bool AutofillAccessibilityOverlayPermitted();
+        bool AutofillServiceEnabled();
+        void DisableAutofillService();
+    }
+}

src/Core/Abstractions/IFileService.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Bit.Core.Abstractions
+{
+    public interface IFileService
+    {
+        bool CanOpenFile(string fileName);
+        bool OpenFile(byte[] fileData, string id, string fileName);
+        bool SaveFile(byte[] fileData, string id, string fileName, string contentUri);
+        Task ClearCacheAsync();
+        Task SelectFileAsync();
+    }
+}

src/Core/Abstractions/IPlatformUtilsService.cs

@@ -8,15 +8,16 @@ namespace Bit.Core.Abstractions
     public interface IPlatformUtilsService
     {
         string GetApplicationVersion();
+        /// <summary>
+        /// Gets the device type on the server enum
+        /// </summary>
         DeviceType GetDevice();
         string GetDeviceString();
         ClientType GetClientType();
-        bool IsDev();
         bool IsSelfHost();
         bool IsViewOpen();
         void LaunchUri(string uri, Dictionary<string, object> options = null);
         Task<string> ReadFromClipboardAsync(Dictionary<string, object> options = null);
-        void SaveFile();
         Task<bool> ShowDialogAsync(string text, string title = null, string confirmText = null,
             string cancelText = null, string type = null);
         Task<bool> ShowPasswordDialogAsync(string title, string body, Func<string, Task<bool>> validator);

src/Core/Utilities/LazyResolve.cs

@@ -2,8 +2,13 @@
 
 namespace Bit.Core.Utilities
 {
-    public class LazyResolve<T> : Lazy<T>
+    public class LazyResolve<T> : Lazy<T> where T : class
     {
+        public LazyResolve()
+            : base(() => ServiceContainer.Resolve<T>())
+        {
+        }
+
         public LazyResolve(string containerKey)
             : base(() => ServiceContainer.Resolve<T>(containerKey))
         {