Fix some incompatible API deprecations

Jellyfin.Api/Models/SessionDtos/ClientCapabilitiesDto.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Text.Json.Serialization;
 using Jellyfin.Data.Enums;
 using Jellyfin.Extensions.Json.Converters;
@@ -50,6 +51,18 @@ public class ClientCapabilitiesDto
     /// </summary>
     public string? IconUrl { get; set; }
 
+#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
+    // TODO: Remove after 10.9
+    [Obsolete("Unused")]
+    [DefaultValue(false)]
+    public bool? SupportsContentUploading { get; set; }
+
+    // TODO: Remove after 10.9
+    [Obsolete("Unused")]
+    [DefaultValue(false)]
+    public bool? SupportsSync { get; set; }
+#pragma warning restore CS1591 // Missing XML comment for publicly visible type or member
+
     /// <summary>
     /// Convert the dto to the full <see cref="ClientCapabilities"/> model.
     /// </summary>

MediaBrowser.Model/Session/ClientCapabilities.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using Jellyfin.Data.Enums;
 using MediaBrowser.Model.Dlna;
 
@@ -30,5 +31,15 @@ namespace MediaBrowser.Model.Session
         public string AppStoreUrl { get; set; }
 
         public string IconUrl { get; set; }
+
+        // TODO: Remove after 10.9
+        [Obsolete("Unused")]
+        [DefaultValue(false)]
+        public bool? SupportsContentUploading { get; set; }
+
+        // TODO: Remove after 10.9
+        [Obsolete("Unused")]
+        [DefaultValue(false)]
+        public bool? SupportsSync { get; set; }
     }
 }

MediaBrowser.Model/System/SystemInfo.cs

@@ -3,29 +3,11 @@
 
 using System;
 using System.Collections.Generic;
-using System.Runtime.InteropServices;
+using System.ComponentModel;
 using MediaBrowser.Model.Updates;
 
 namespace MediaBrowser.Model.System
 {
-    /// <summary>
-    /// Enum describing the location of the FFmpeg tool.
-    /// </summary>
-    public enum FFmpegLocation
-    {
-        /// <summary>No path to FFmpeg found.</summary>
-        NotFound,
-
-        /// <summary>Path supplied via command line using switch --ffmpeg.</summary>
-        SetByArgument,
-
-        /// <summary>User has supplied path via Transcoding UI page.</summary>
-        Custom,
-
-        /// <summary>FFmpeg tool found on system $PATH.</summary>
-        System
-    }
-
     /// <summary>
     /// Class SystemInfo.
     /// </summary>
@@ -83,9 +65,11 @@ namespace MediaBrowser.Model.System
         /// </summary>
         /// <value><c>true</c>.</value>
         [Obsolete("This is always true")]
+        [DefaultValue(true)]
         public bool CanSelfRestart { get; set; } = true;
 
         [Obsolete("This is always false")]
+        [DefaultValue(false)]
         public bool CanLaunchWebBrowser { get; set; } = false;
 
         /// <summary>
@@ -140,12 +124,15 @@ namespace MediaBrowser.Model.System
         /// </summary>
         /// <value><c>true</c> if this instance has update available; otherwise, <c>false</c>.</value>
         [Obsolete("This should be handled by the package manager")]
+        [DefaultValue(false)]
         public bool HasUpdateAvailable { get; set; }
 
         [Obsolete("This isn't set correctly anymore")]
-        public FFmpegLocation EncoderLocation { get; set; }
+        [DefaultValue("System")]
+        public string EncoderLocation { get; set; } = "System";
 
         [Obsolete("This is no longer set")]
-        public Architecture SystemArchitecture { get; set; } = Architecture.X64;
+        [DefaultValue("X64")]
+        public string SystemArchitecture { get; set; } = "X64";
     }
 }