import { createApp } from 'vue'
import App from './App.vue'
import router from './router'
import store from './store'

import ElementPlus from "./plugins/ElementPlus";
import common from "./plugins/common";

import i18n from './language';

createApp(App).use(store).use(router).use(ElementPlus).use(common).use(i18n).mount('#app');

/**
 * require.context
 * @param {directory}:表示檢索的目錄
 * @param {useSubdirectories}:表示是否檢索子資料夾
 * @param {regExp}:匹配檔案的正則表示式,一般是檔名
 * @param {mode}:載入模式，同步/非同步
 */
import { createI18n } from 'vue-i18n'

const lang = require.context(`./lang`, false, /\.ts$/);

const messages:any = {};
lang.keys().forEach(key => {
    const val = lang(key).default;
    const name = key.replace(/(.*\/)*([^.]+).*/ig, '$2');
    messages[name] = val;
});

const i18n = createI18n({
    locale: navigator.language.toLowerCase(),    //預設顯示的語言
    messages
});

export default i18n;