141 lines
3.2 KiB
TypeScript
141 lines
3.2 KiB
TypeScript
import type { Language } from 'element-plus/es/locale';
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import type { App } from 'vue';
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import type { LocaleSetupOptions, SupportedLanguagesType } from '@vben/locales';
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import { ref } from 'vue';
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import {
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$t,
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setupI18n as coreSetup,
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getSystemLanguage,
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loadLocalesMapFromDir,
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} from '@vben/locales';
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import { preferences } from '@vben/preferences';
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import dayjs from 'dayjs';
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import defaultLocale from 'element-plus/es/locale/lang/zh-cn';
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const elementLocale = ref<Language>(defaultLocale);
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const modules = import.meta.glob([
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'./langs/*/about.json',
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'./langs/*/account-settings.json',
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'./langs/*/api-token.json',
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'./langs/*/ai-platform.json',
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'./langs/*/announcement.json',
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'./langs/*/authentication.json',
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'./langs/*/common.json',
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'./langs/*/menu.json',
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'./langs/*/menu-title.json',
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'./langs/*/message.json',
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'./langs/*/page.json',
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'./langs/*/permission.json',
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'./langs/*/post.json',
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'./langs/*/role.json',
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'./langs/*/system-config.json',
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'./langs/*/system.json',
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'./langs/*/ui.json',
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'./langs/*/ui-config.json',
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'./langs/*/user-avatar.json',
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'./langs/*/user.json',
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]);
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const localesMap = loadLocalesMapFromDir(
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/\.\/langs\/([^/]+)\/(.*)\.json$/,
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modules,
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);
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/**
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* 加载应用特有的语言包
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* 这里也可以改造为从服务端获取翻译数据
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* @param lang
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*/
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async function loadMessages(lang: SupportedLanguagesType) {
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const [appLocaleMessages] = await Promise.all([
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localesMap[lang]?.(),
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loadThirdPartyMessage(lang),
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]);
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return appLocaleMessages?.default || {};
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}
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/**
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* 加载第三方组件库的语言包
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* @param lang
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*/
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async function loadThirdPartyMessage(lang: SupportedLanguagesType) {
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await Promise.all([loadElementLocale(lang), loadDayjsLocale(lang)]);
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}
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/**
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* 加载dayjs的语言包
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* @param lang
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*/
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async function loadDayjsLocale(lang: SupportedLanguagesType) {
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let locale;
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switch (lang) {
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case 'en-US': {
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locale = await import('dayjs/locale/en');
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break;
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}
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case 'zh-CN': {
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locale = await import('dayjs/locale/zh-cn');
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break;
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}
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case 'zh-TW': {
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locale = await import('dayjs/locale/zh-tw');
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break;
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}
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// 默认使用英语
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default: {
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locale = await import('dayjs/locale/en');
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}
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}
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if (locale) {
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dayjs.locale(locale);
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} else {
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console.error(`Failed to load dayjs locale for ${lang}`);
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}
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}
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/**
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* 加载element-plus的语言包
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* @param lang
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*/
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async function loadElementLocale(lang: SupportedLanguagesType) {
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switch (lang) {
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case 'en-US': {
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elementLocale.value = (
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await import('element-plus/es/locale/lang/en')
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).default;
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break;
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}
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case 'zh-CN': {
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elementLocale.value = defaultLocale;
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break;
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}
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case 'zh-TW': {
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elementLocale.value = (
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await import('element-plus/es/locale/lang/zh-tw')
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).default;
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break;
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}
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}
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}
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async function setupI18n(app: App, options: LocaleSetupOptions = {}) {
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// 如果是跟随系统，获取系统语言
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const locale = preferences.app.locale;
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const actualLocale = locale === 'auto' ? getSystemLanguage() : locale;
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await coreSetup(app, {
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defaultLocale: actualLocale,
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loadMessages,
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missingWarn: !import.meta.env.PROD,
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...options,
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});
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}
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export { $t, elementLocale, setupI18n };
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