1 files changed, 48 insertions, 2 deletions
diff --git a/MediaBrowser.Common/Json/JsonDefaults.cs b/MediaBrowser.Common/Json/JsonDefaults.cs
index 4a6ee0a79..67f7e8f14 100644
--- a/MediaBrowser.Common/Json/JsonDefaults.cs
+++ b/MediaBrowser.Common/Json/JsonDefaults.cs
@@ -10,20 +10,66 @@ namespace MediaBrowser.Common.Json
     public static class JsonDefaults
     {
         /// <summary>
+        /// Pascal case json profile media type.
+        /// </summary>
+        public const string PascalCaseMediaType = "application/json; profile=\"PascalCase\"";
+
+        /// <summary>
+        /// Camel case json profile media type.
+        /// </summary>
+        public const string CamelCaseMediaType = "application/json; profile=\"CamelCase\"";
+
+        /// <summary>
         /// Gets the default <see cref="JsonSerializerOptions" /> options.
         /// </summary>
+        /// <remarks>
+        /// When changing these options, update
+        ///     Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
+        ///         -> AddJellyfinApi
+        ///             -> AddJsonOptions.
+        /// </remarks>
         /// <returns>The default <see cref="JsonSerializerOptions" /> options.</returns>
         public static JsonSerializerOptions GetOptions()
         {
-            var options = new JsonSerializerOptions()
+            var options = new JsonSerializerOptions
             {
                 ReadCommentHandling = JsonCommentHandling.Disallow,
-                WriteIndented = false
+                WriteIndented = false,
+                DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+                NumberHandling = JsonNumberHandling.AllowReadingFromString
             };
 
+            // Get built-in converters for fallback converting.
+            var baseNullableInt32Converter = (JsonConverter<int?>)options.GetConverter(typeof(int?));
+            var baseNullableInt64Converter = (JsonConverter<long?>)options.GetConverter(typeof(long?));
+
             options.Converters.Add(new JsonGuidConverter());
             options.Converters.Add(new JsonStringEnumConverter());
+            options.Converters.Add(new JsonNullableStructConverter<int>(baseNullableInt32Converter));
+            options.Converters.Add(new JsonNullableStructConverter<long>(baseNullableInt64Converter));
+
+            return options;
+        }
 
+        /// <summary>
+        /// Gets camelCase json options.
+        /// </summary>
+        /// <returns>The camelCase <see cref="JsonSerializerOptions" /> options.</returns>
+        public static JsonSerializerOptions GetCamelCaseOptions()
+        {
+            var options = GetOptions();
+            options.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
+            return options;
+        }
+
+        /// <summary>
+        /// Gets PascalCase json options.
+        /// </summary>
+        /// <returns>The PascalCase <see cref="JsonSerializerOptions" /> options.</returns>
+        public static JsonSerializerOptions GetPascalCaseOptions()
+        {
+            var options = GetOptions();
+            options.PropertyNamingPolicy = null;
             return options;
         }
     }