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Case-insensitive lang search for i8n, along with support for match just lang, without region, ie. 'en' == 'en-US'

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simojenki
2021-08-16 10:50:56 +10:00
parent c67f74bf08
commit 2cfd52415c
5 changed files with 114 additions and 68 deletions
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11
src/i8n.ts
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@@ -106,6 +106,13 @@ const translations: Record<LANG, Record<KEY, string>> = {
},
};
const translationsLookup = Object.keys(translations).reduce((lookups, lang) => {
lookups.set(lang, translations[lang as LANG]);
lookups.set(lang.toLocaleLowerCase(), translations[lang as LANG]);
lookups.set(lang.toLocaleLowerCase().split("-")[0]!, translations[lang as LANG]);
return lookups;
}, new Map<string, Record<KEY, string>>())
export const randomLang = () => _.shuffle(["en-US", "nl-NL"])[0]!;
export const asLANGs = (acceptLanguageHeader: string | undefined) =>
@@ -134,8 +141,8 @@ export const keys = (lang: LANG = "en-US") => Object.keys(translations[lang]);
export default (serviceName: string): I8N =>
(...langs: string[]): Lang => {
const langToUse =
langs.map((l) => translations[l as LANG]).find((it) => it) ||
const langToUse =
langs.map((l) => translationsLookup.get(l as LANG)).find((it) => it) ||
translations["en-US"];
return (key: KEY) => {
const value = langToUse[key]?.replace(