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Fixed transcribe 2 legs cannot fallback (#1451)

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* fixed transcribe cannot fallback for specific endpoint

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This commit is contained in:
Hoan Luu Huu
2025-11-29 09:43:05 +07:00
committed by GitHub
parent cc1751f500
commit a5fa5fce5b
3 changed files with 60 additions and 9 deletions
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25
lib/tasks/stt-task.js
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@@ -171,7 +171,7 @@ class SttTask extends Task {
try {
this.sttCredentials = await this._initSpeechCredentials(this.cs, this.vendor, this.label);
} catch (error) {
if (this.canFallback) {
if (this.canFallback()) {
this.notifyError(
{
msg: 'ASR error', details:`Invalid vendor ${this.vendor}, Error: ${error}`,
@@ -260,8 +260,19 @@ class SttTask extends Task {
ep.addCustomEventListener(event, handler);
}
removeCustomEventListeners() {
this.eventHandlers.forEach((h) => h.ep.removeCustomEventListener(h.event, h.handler));
removeCustomEventListeners(ep) {
if (ep) {
// for specific endpoint
this.eventHandlers.filter((h) => h.ep === ep).forEach((h) => {
h.ep.removeCustomEventListener(h.event, h.handler);
});
this.eventHandlers = this.eventHandlers.filter((h) => h.ep !== ep);
return;
} else {
// for all endpoints
this.eventHandlers.forEach((h) => h.ep.removeCustomEventListener(h.event, h.handler));
this.eventHandlers = [];
}
}
async _initSpeechCredentials(cs, vendor, label) {
@@ -329,11 +340,13 @@ class SttTask extends Task {
return credentials;
}
get canFallback() {
canFallback() {
return this.fallbackVendor && this.isHandledByPrimaryProvider && !this.cs.hasFallbackAsr;
}
async _initFallback() {
// ep is optional for gather or any verb that have single ep,
// but transcribe does need as it might has 2 eps
async _initFallback(ep) {
assert(this.fallbackVendor, 'fallback failed without fallbackVendor configuration');
this.logger.info(`Failed to use primary STT provider, fallback to ${this.fallbackVendor}`);
this.isHandledByPrimaryProvider = false;
@@ -346,7 +359,7 @@ class SttTask extends Task {
this.data.recognizer.label = this.label;
this.sttCredentials = await this._initSpeechCredentials(this.cs, this.vendor, this.label);
// cleanup previous listener from previous vendor
this.removeCustomEventListeners();
this.removeCustomEventListeners(ep);
}
async compileHintsForCobalt(ep, hostport, model, token, hints) {