event: ensure MSC1767 audio has empty waveform

mautrix · Sep 8, 2024 · 4098a37 · 4098a37
1 parent 6b055b1
commit 4098a37
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/event/audio.go b/event/audio.go
@@ -1,8 +1,21 @@
 package event
 
+import (
+	"encoding/json"
+)
+
 type MSC1767Audio struct {
 	Duration int   `json:"duration"`
 	Waveform []int `json:"waveform"`
 }
 
+type serializableMSC1767Audio MSC1767Audio
+
+func (ma *MSC1767Audio) MarshalJSON() ([]byte, error) {
+	if ma.Waveform == nil {
+		ma.Waveform = []int{}
+	}
+	return json.Marshal((*serializableMSC1767Audio)(ma))
+}
+
 type MSC3245Voice struct{}