31 lines
1.0 KiB
JavaScript
31 lines
1.0 KiB
JavaScript
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// @flow
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import i18next from 'i18next';
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import JITSI_TO_BCP47_MAP from './jitsiToBCP47LocaleMap.json';
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const DEFAULT_TRANSCRIBER_LANG = 'en-US';
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/**
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* Determine which language to use for transcribing.
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*
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* @param {*} config - Application config.
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* @returns {string}
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*/
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export function determineTranscriptionLanguage(config: Object) {
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const { preferredTranscribeLanguage, transcribeWithAppLanguage = true } = config;
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// Depending on the config either use the language that the app automatically detected or the hardcoded
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// config value.
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const jitsiLocale = transcribeWithAppLanguage ? i18next.language : preferredTranscribeLanguage;
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// Jitsi uses custom language tags, but the transcriber expects BCP-47 compliant tags. We use a mapping file
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// to convert them.
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// Not all languages that the app might detect are supported by the transcriber in which case use the default.
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const { [jitsiLocale]: bcp47Locale = DEFAULT_TRANSCRIBER_LANG } = JITSI_TO_BCP47_MAP;
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return bcp47Locale;
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}
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