1 files changed, 31 insertions, 0 deletions
diff --git a/LibMatrix.EventTypes/Common/Msc2545EmoteRoomsAccountDataEventContent.cs b/LibMatrix.EventTypes/Common/Msc2545EmoteRoomsAccountDataEventContent.cs
new file mode 100644
index 0000000..4fd5c29
--- /dev/null
+++ b/LibMatrix.EventTypes/Common/Msc2545EmoteRoomsAccountDataEventContent.cs
@@ -0,0 +1,31 @@
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.EventTypes.Spec;
+
+[MatrixEvent(EventName = EventId)]
+public class Msc2545EmoteRoomsAccountDataEventContent : EventContent {
+    public const string EventId = "im.ponies.emote_rooms";
+
+    [JsonPropertyName("rooms")]
+    public Dictionary<string, Dictionary<string, EnabledEmotePackEntry>> Rooms { get; set; } = new();
+
+    // Dummy type to provide easy access to the by-spec empty content
+    public class EnabledEmotePackEntry {
+        [JsonExtensionData]
+        public Dictionary<string, object>? AdditionalData { get; set; } = [];
+
+        public T? GetAdditionalData<T>(string key) where T : class {
+            if (AdditionalData == null || !AdditionalData.TryGetValue(key, out var value))
+                return null;
+
+            if (value is T tValue)
+                return tValue;
+            if (value is JsonElement jsonElement)
+                return jsonElement.Deserialize<T>();
+
+            throw new InvalidCastException($"Value for key '{key}' ({value.GetType()}) cannot be cast to type '{typeof(T)}'. Cannot continue.");
+        }
+    }
+}
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