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refactor: align voice-call TTS with core config

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This commit is contained in:
Peter Steinberger
2026-01-25 09:29:50 +00:00
parent 9366cbc7db
commit 83f92e34af
18 changed files with 769 additions and 69 deletions
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25
extensions/voice-call/src/runtime.ts
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@@ -6,8 +6,9 @@ import type { VoiceCallProvider } from "./providers/base.js";
import { MockProvider } from "./providers/mock.js";
import { PlivoProvider } from "./providers/plivo.js";
import { TelnyxProvider } from "./providers/telnyx.js";
import { OpenAITTSProvider } from "./providers/tts-openai.js";
import { TwilioProvider } from "./providers/twilio.js";
import type { TelephonyTtsRuntime } from "./telephony-tts.js";
import { createTelephonyTtsProvider } from "./telephony-tts.js";
import { startTunnel, type TunnelResult } from "./tunnel.js";
import {
cleanupTailscaleExposure,
@@ -81,9 +82,10 @@ function resolveProvider(config: VoiceCallConfig): VoiceCallProvider {
export async function createVoiceCallRuntime(params: {
config: VoiceCallConfig;
coreConfig: CoreConfig;
ttsRuntime?: TelephonyTtsRuntime;
logger?: Logger;
}): Promise<VoiceCallRuntime> {
const { config, coreConfig, logger } = params;
const { config, coreConfig, ttsRuntime, logger } = params;
const log = logger ?? {
info: console.log,
warn: console.warn,
@@ -149,27 +151,24 @@ export async function createVoiceCallRuntime(params: {
if (provider.name === "twilio" && config.streaming?.enabled) {
const twilioProvider = provider as TwilioProvider;
const openaiApiKey =
config.streaming.openaiApiKey || process.env.OPENAI_API_KEY;
if (openaiApiKey) {
if (ttsRuntime?.textToSpeechTelephony) {
try {
const ttsProvider = new OpenAITTSProvider({
apiKey: openaiApiKey,
voice: config.tts.voice,
model: config.tts.model,
instructions: config.tts.instructions,
const ttsProvider = createTelephonyTtsProvider({
coreConfig,
ttsOverride: config.tts,
runtime: ttsRuntime,
});
twilioProvider.setTTSProvider(ttsProvider);
log.info("[voice-call] OpenAI TTS provider configured");
log.info("[voice-call] Telephony TTS provider configured");
} catch (err) {
log.warn(
`[voice-call] Failed to initialize OpenAI TTS: ${
`[voice-call] Failed to initialize telephony TTS: ${
err instanceof Error ? err.message : String(err)
}`,
);
}
} else {
log.warn("[voice-call] OpenAI TTS key missing; streaming TTS disabled");
log.warn("[voice-call] Telephony TTS unavailable; streaming TTS disabled");
}
const mediaHandler = webhookServer.getMediaStreamHandler();