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🌍 fix(Translations): Map Partial langCode and Add Unit Tests (#2240)

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Danny Avila 2024-03-29 12:17:07 -04:00 • committed by GitHub
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client/src/localization/Translation.ts Normal file
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import English from './languages/Eng';
import Arabic from './languages/Ar';
import Chinese from './languages/Zh';
import German from './languages/De';
import Italian from './languages/It';
import Polish from './languages/Pl';
import Portuguese from './languages/Br';
import Spanish from './languages/Es';
import French from './languages/Fr';
import Russian from './languages/Ru';
import Japanese from './languages/Jp';
import Swedish from './languages/Sv';
import Korean from './languages/Ko';
import TraditionalChinese from './languages/ZhTraditional';
import Vietnamese from './languages/Vi';
import Turkish from './languages/Tr';
import Dutch from './languages/Nl';
import Indonesia from './languages/Id';
import Hebrew from './languages/He';
// === import additional language files here === //
type Language = Record<string, string>;
const languageMap: Record<string, Language> = {
'en-US': English,
'ar-EG': Arabic,
'zh-CN': Chinese,
'de-DE': German,
'es-ES': Spanish,
'fr-FR': French,
'it-IT': Italian,
'pl-PL': Polish,
'pt-BR': Portuguese,
'ru-RU': Russian,
'ja-JP': Japanese,
'sv-SE': Swedish,
'ko-KR': Korean,
'zh-TC': TraditionalChinese,
'vi-VN': Vietnamese,
'tr-TR': Turkish,
'nl-NL': Dutch,
'id-ID': Indonesia,
'he-HE': Hebrew,
// Add additional language mappings here
};
// New method on String allow using "{\d}" placeholder for
// loading value dynamically.
declare global {
interface String {
format(...replacements: string[]): string;
}
}
if (!String.prototype.format) {
String.prototype.format = function (...args: string[]) {
return this.replace(/{(\d+)}/g, function (match, number) {
return typeof args[number] !== 'undefined' ? args[number] : match;
});
};
}
// input: language code in string
// returns an object of translated strings in the language
export const getTranslations = (langCode: string): Language => {
if (languageMap[langCode]) {
return languageMap[langCode];
}
const [langPart] = langCode.split('-');
const matchingLangCode = Object.keys(languageMap).find((key) => key.startsWith(langPart));
if (matchingLangCode) {
return languageMap[matchingLangCode];
}
return English;
};
// input: language code in string & phrase key in string
// returns an corresponding phrase value in string
export const localize = (langCode: string, phraseKey: string, ...values: string[]) => {
const lang = getTranslations(langCode);
const phrase = lang[phraseKey] || English[phraseKey] || '';
return phrase.format(...values);
};