elk/utils/language.ts

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2023-01-15 12:23:47 +00:00
export function matchLanguages(languages: string[], acceptLanguages: readonly string[]): string | null {
{
const lang = acceptLanguages.map(userLang => languages.find(lang => lang.startsWith(userLang))).filter(v => !!v)[0]
if (lang)
return lang
}
const lang = acceptLanguages.map((userLang) => {
userLang = userLang.split('-')[0]!
return languages.find(lang => lang.startsWith(userLang))
}).filter(v => !!v)[0]
if (lang)
return lang
return null
}