chore: init project

packages/locales/src/i18n.ts

@@ -0,0 +1,63 @@
+import type { SupportLocale } from '@vben-core/typings';
+
+import type { Locale } from 'vue-i18n';
+
+import { unref } from 'vue';
+import { createI18n } from 'vue-i18n';
+
+import type { ImportLocaleFn } from './typing';
+
+const loadedLanguages = new Set<string>();
+
+const i18n = createI18n({
+  globalInjection: true,
+  legacy: false,
+  locale: '',
+  messages: {},
+  missingWarn: import.meta.env.PROD,
+  silentFallbackWarn: !import.meta.env.PROD,
+  silentTranslationWarn: !import.meta.env.PROD, // true - warning off
+});
+
+const modules = import.meta.glob('./langs/*.y(a)?ml');
+
+const localesMap: Record<Locale, ImportLocaleFn> = {};
+
+for (const [path, loadLocale] of Object.entries(modules)) {
+  const key = path.match(/([\w-]*)\.y(a)?ml/)?.[1];
+  if (key) {
+    localesMap[key] = loadLocale as ImportLocaleFn;
+  }
+}
+
+/**
+ * Set i18n language
+ * @param locale
+ */
+function setI18nLanguage(locale: Locale) {
+  i18n.global.locale.value = locale;
+
+  document?.querySelector('html')?.setAttribute('lang', locale);
+}
+
+/**
+ * Load locale messages
+ * @param lang
+ */
+async function loadLocaleMessages(lang: SupportLocale) {
+  if (unref(i18n.global.locale) === lang) {
+    return setI18nLanguage(lang);
+  }
+
+  if (loadedLanguages.has(lang)) {
+    return setI18nLanguage(lang);
+  }
+
+  const messages = await localesMap[lang]();
+
+  i18n.global.setLocaleMessage(lang, messages.default);
+  loadedLanguages.add(lang);
+  return setI18nLanguage(lang);
+}
+
+export { i18n, loadLocaleMessages, setI18nLanguage };