add Http.DownloadAsync

Author: taooceros

Flow.Launcher.Plugin/IPublicAPI.cs

@@ -1,4 +1,5 @@
 using Flow.Launcher.Plugin.SharedModel;
+using JetBrains.Annotations;
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -92,5 +93,7 @@ public interface IPublicAPI
         Task<string> HttpGetStringAsync(string url, CancellationToken token = default);
 
         Task<Stream> HttpGetStreamAsync(string url, CancellationToken token = default);
+
+        Task HttpDownloadAsync([NotNull] string url, [NotNull] string filePath);
     }
 }

Flow.Launcher/PublicAPIInstance.cs

@@ -18,6 +18,7 @@
 using System.Threading;
 using System.IO;
 using Flow.Launcher.Infrastructure.Http;
+using JetBrains.Annotations;
 
 namespace Flow.Launcher
 {
@@ -96,7 +97,7 @@ public void ShowMsg(string title, string subTitle, string iconPath, bool useMain
         {
             Application.Current.Dispatcher.Invoke(() =>
             {
-                var msg = useMainWindowAsOwner ? new Msg {Owner = Application.Current.MainWindow} : new Msg();
+                var msg = useMainWindowAsOwner ? new Msg { Owner = Application.Current.MainWindow } : new Msg();
                 msg.Show(title, subTitle, iconPath);
             });
         }
@@ -143,6 +144,11 @@ public Task<Stream> HttpGetStreamAsync(string url, CancellationToken token = def
             return Http.GetStreamAsync(url);
         }
 
+        public Task HttpDownloadAsync([NotNull] string url, [NotNull] string filePath)
+        {
+            return Http.DownloadAsync(url, filePath);
+        }
+
         #endregion
 
         #region Private Methods