From 2bae93d7add0d6d24758040b46d3542200a40480 Mon Sep 17 00:00:00 2001
From: Salman Alshamrani <frenzibyte@gmail.com>
Date: Mon, 9 Dec 2024 01:59:16 -0500
Subject: [PATCH] Add special handling for file import button on iOS

---
 .../Sections/Maintenance/GeneralSettings.cs   | 20 ++++++--
 .../Maintenance/SystemFileImportComponent.cs  | 51 +++++++++++++++++++
 2 files changed, 67 insertions(+), 4 deletions(-)
 create mode 100644 osu.Game/Overlays/Settings/Sections/Maintenance/SystemFileImportComponent.cs

diff --git a/osu.Game/Overlays/Settings/Sections/Maintenance/GeneralSettings.cs b/osu.Game/Overlays/Settings/Sections/Maintenance/GeneralSettings.cs
index f75fc2c8bc..ed3e72adbe 100644
--- a/osu.Game/Overlays/Settings/Sections/Maintenance/GeneralSettings.cs
+++ b/osu.Game/Overlays/Settings/Sections/Maintenance/GeneralSettings.cs
@@ -2,7 +2,9 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Allocation;
+using osu.Framework.Graphics;
 using osu.Framework.Localisation;
+using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Game.Localisation;
 using osu.Game.Screens;
@@ -15,22 +17,32 @@ namespace osu.Game.Overlays.Settings.Sections.Maintenance
     {
         protected override LocalisableString Header => CommonStrings.General;
 
+        private SystemFileImportComponent systemFileImport = null!;
+
         [BackgroundDependencyLoader]
-        private void load(IPerformFromScreenRunner? performer)
+        private void load(OsuGame game, GameHost host, IPerformFromScreenRunner? performer)
         {
-            Children = new[]
+            Add(systemFileImport = new SystemFileImportComponent(game, host));
+
+            AddRange(new Drawable[]
             {
                 new SettingsButton
                 {
                     Text = DebugSettingsStrings.ImportFiles,
-                    Action = () => performer?.PerformFromScreen(menu => menu.Push(new FileImportScreen()))
+                    Action = () =>
+                    {
+                        if (systemFileImport.PresentIfAvailable())
+                            return;
+
+                        performer?.PerformFromScreen(menu => menu.Push(new FileImportScreen()));
+                    },
                 },
                 new SettingsButton
                 {
                     Text = DebugSettingsStrings.RunLatencyCertifier,
                     Action = () => performer?.PerformFromScreen(menu => menu.Push(new LatencyCertifierScreen()))
                 }
-            };
+            });
         }
     }
 }
diff --git a/osu.Game/Overlays/Settings/Sections/Maintenance/SystemFileImportComponent.cs b/osu.Game/Overlays/Settings/Sections/Maintenance/SystemFileImportComponent.cs
new file mode 100644
index 0000000000..9827872702
--- /dev/null
+++ b/osu.Game/Overlays/Settings/Sections/Maintenance/SystemFileImportComponent.cs
@@ -0,0 +1,51 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Linq;
+using System.Threading.Tasks;
+using osu.Framework.Graphics;
+using osu.Framework.Platform;
+
+namespace osu.Game.Overlays.Settings.Sections.Maintenance
+{
+    public partial class SystemFileImportComponent : Component
+    {
+        private readonly OsuGame game;
+        private readonly GameHost host;
+
+        private ISystemFileSelector? selector;
+
+        public SystemFileImportComponent(OsuGame game, GameHost host)
+        {
+            this.game = game;
+            this.host = host;
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            selector = host.CreateSystemFileSelector(game.HandledExtensions.ToArray());
+
+            if (selector != null)
+                selector.Selected += f => Schedule(() => startImport(f.FullName));
+        }
+
+        public bool PresentIfAvailable()
+        {
+            if (selector == null)
+                return false;
+
+            selector.Present();
+            return true;
+        }
+
+        private void startImport(string path)
+        {
+            Task.Factory.StartNew(async () =>
+            {
+                await game.Import(path).ConfigureAwait(false);
+            }, TaskCreationOptions.LongRunning);
+        }
+    }
+}