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Feat/fallback speech 02 (#429)

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* feat fallback speech

* feat fallback speech

* feat fallback speech

* gather verb

* fix

* wip

* wip

* wip

* wip

* wip

* transcribe

* transcribe

* fix

* wip

* wip

* wip

* wip

* fix

* wip

* fix
This commit is contained in:
Hoan Luu Huu
2023-08-22 20:22:01 +07:00
committed by GitHub
parent 6f0dbef433
commit b1ecf069bf
13 changed files with 501 additions and 223 deletions
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70
lib/tasks/dialogflow/index.js
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@@ -58,7 +58,13 @@ class Dialogflow extends Task {
this.vendor = this.data.tts.vendor || 'default';
this.language = this.data.tts.language || 'default';
this.voice = this.data.tts.voice || 'default';
this.speechSynthesisLabel = this.data.tts.label || null;
this.speechSynthesisLabel = this.data.tts.label || 'default';
// fallback tts
this.fallbackVendor = this.data.tts.fallbackVendor || 'default';
this.fallbackLanguage = this.data.tts.fallbackLanguage || 'default';
this.fallbackVoice = this.data.tts.fallbackLanguage || 'default';
this.fallbackLabel = this.data.tts.fallbackLabel || 'default';
}
this.bargein = this.data.bargein;
}
@@ -119,9 +125,15 @@ class Dialogflow extends Task {
this.vendor = cs.speechSynthesisVendor;
this.language = cs.speechSynthesisLanguage;
this.voice = cs.speechSynthesisVoice;
this.speechSynthesisLabel = cs.speechSynthesisLabel;
}
this.ttsCredentials = cs.getSpeechCredentials(this.vendor, 'tts',
this.speechSynthesisLabel || cs.speechSynthesisLabel);
if (this.fallbackVendor === 'default') {
this.fallbackVendor = cs.fallbackSpeechSynthesisVendor;
this.fallbackLanguage = cs.fallbackSpeechSynthesisLanguage;
this.fallbackVoice = cs.fallbackSpeechSynthesisVoice;
this.fallbackLabel = cs.fallbackSpeechSynthesisLabel;
}
this.ttsCredentials = cs.getSpeechCredentials(this.vendor, 'tts', this.speechSynthesisLabel);
this.ep.addCustomEventListener('dialogflow::intent', this._onIntent.bind(this, ep, cs));
this.ep.addCustomEventListener('dialogflow::transcription', this._onTranscription.bind(this, ep, cs));
@@ -223,17 +235,7 @@ class Dialogflow extends Task {
}
try {
const obj = {
account_sid: cs.accountSid,
text: intent.fulfillmentText,
vendor: this.vendor,
language: this.language,
voice: this.voice,
salt: cs.callSid,
credentials: this.ttsCredentials
};
this.logger.debug({obj}, 'Dialogflow:_onIntent - playing message via tts');
const {filePath, servedFromCache} = await synthAudio(stats, obj);
const {filePath, servedFromCache} = await this._fallbackSynthAudio(cs, intent, stats, synthAudio);
if (filePath) cs.trackTmpFile(filePath);
if (!this.ttsCredentials && !servedFromCache) cs.billForTts(intent.fulfillmentText.length);
@@ -279,6 +281,46 @@ class Dialogflow extends Task {
}
}
async _fallbackSynthAudio(cs, intent, stats, synthAudio) {
try {
const obj = {
account_sid: cs.accountSid,
text: intent.fulfillmentText,
vendor: this.vendor,
language: this.language,
voice: this.voice,
salt: cs.callSid,
credentials: this.ttsCredentials
};
this.logger.debug({obj}, 'Dialogflow:_onIntent - playing message via tts');
return await synthAudio(stats, obj);
} catch (error) {
this.logger.info({error}, 'Failed to synthesize audio from primary vendor');
try {
if (this.fallbackVendor) {
const credentials = cs.getSpeechCredentials(this.fallbackVendor, 'tts', this.fallbackLabel);
const obj = {
account_sid: cs.accountSid,
text: intent.fulfillmentText,
vendor: this.fallbackVendor,
language: this.fallbackLanguage,
voice: this.fallbackVoice,
salt: cs.callSid,
credentials
};
this.logger.debug({obj}, 'Dialogflow:_onIntent - playing message via fallback tts');
return await synthAudio(stats, obj);
}
} catch (err) {
this.logger.info({err}, 'Failed to synthesize audio from falllback vendor');
throw err;
}
throw error;
}
}
/**
* A transcription - either interim or final - has been returned.
* If we are doing barge-in based on hotword detection, check for the hotword or phrase.