FabLrc
63 lines
2.1 KiB
TypeScript
63 lines
2.1 KiB
TypeScript
// Lightweight i18n for the Electron main process.
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// Imports the same JSON translation files used by the renderer.
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import commonEn from "../src/i18n/locales/en/common.json";
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import dialogsEn from "../src/i18n/locales/en/dialogs.json";
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import commonEs from "../src/i18n/locales/es/common.json";
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import dialogsEs from "../src/i18n/locales/es/dialogs.json";
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import commonFr from "../src/i18n/locales/fr/common.json";
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import dialogsFr from "../src/i18n/locales/fr/dialogs.json";
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import commonZh from "../src/i18n/locales/zh-CN/common.json";
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import dialogsZh from "../src/i18n/locales/zh-CN/dialogs.json";
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type Locale = "en" | "zh-CN" | "es" | "fr";
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type Namespace = "common" | "dialogs";
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type MessageMap = Record<string, unknown>;
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const messages: Record<Locale, Record<Namespace, MessageMap>> = {
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en: { common: commonEn, dialogs: dialogsEn },
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"zh-CN": { common: commonZh, dialogs: dialogsZh },
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es: { common: commonEs, dialogs: dialogsEs },
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fr: { common: commonFr, dialogs: dialogsFr },
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};
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let currentLocale: Locale = "en";
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export function setMainLocale(locale: string) {
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if (locale === "en" || locale === "zh-CN" || locale === "es" || locale === "fr") {
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currentLocale = locale;
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}
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}
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export function getMainLocale(): Locale {
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return currentLocale;
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}
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function getMessageValue(obj: unknown, dotPath: string): string | undefined {
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const keys = dotPath.split(".");
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let current: unknown = obj;
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for (const key of keys) {
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if (current == null || typeof current !== "object") return undefined;
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current = (current as Record<string, unknown>)[key];
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}
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return typeof current === "string" ? current : undefined;
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}
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function interpolate(str: string, vars?: Record<string, string | number>): string {
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if (!vars) return str;
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return str.replace(/\{\{(\w+)\}\}/g, (_, key: string) => String(vars[key] ?? `{{${key}}}`));
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}
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export function mainT(
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namespace: Namespace,
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key: string,
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vars?: Record<string, string | number>,
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): string {
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const value =
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getMessageValue(messages[currentLocale]?.[namespace], key) ??
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getMessageValue(messages.en?.[namespace], key);
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if (value == null) return `${namespace}.${key}`;
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return interpolate(value, vars);
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}
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