From edb4d21ce130c30fe107307e25554d4b717fac39 Mon Sep 17 00:00:00 2001
From: Hoan Luu Huu <110280845+xquanluu@users.noreply.github.com>
Date: Wed, 3 Dec 2025 07:46:28 +0700
Subject: [PATCH] fixed undefine issue when setting tts streaming channel vars
 (#1456)

---
 lib/tasks/tts-task.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/tasks/tts-task.js b/lib/tasks/tts-task.js
index 2663005c..25a30c13 100644
--- a/lib/tasks/tts-task.js
+++ b/lib/tasks/tts-task.js
@@ -89,8 +89,9 @@ class TtsTask extends Task {
     // api_key, model_id, api_uri, custom_tts_streaming_url, and auth_token are encoded in the credentials
     // allow them to be overriden via config, using options
     // give preference to options passed in via config
-    const local_options = {...JSON.parse(options), ...this.options};
-    const local_voice_settings = {...JSON.parse(options).voice_settings, ...this.options.voice_settings};
+    const parsed_options = options ? JSON.parse(options) : {};
+    const local_options = {...parsed_options, ...this.options};
+    const local_voice_settings = {...(parsed_options.voice_settings || {}), ...(this.options.voice_settings || {})};
     const local_api_key =  local_options.api_key ?? api_key;
     const local_model_id = local_options.model_id ?? model_id;
     const local_api_uri = local_options.api_uri ?? api_uri;