【Vue 开发实战】实战篇 # 43：如何做好国际化

<template>
    <div id="app">
        <a-locale-provider :locale="locale">
            <router-view></router-view>
        </a-locale-provider>
    </div>
</template>
<script>
import zhCN from 'ant-design-vue/lib/locale-provider/zh_CN';
import enUS from 'ant-design-vue/lib/locale-provider/en_US';
// 对日期进行处理
import moment from "moment";
export default {
    data() {
        return {
            locale: zhCN
        }
    },
    watch: {
        "$route.query.locale": function(val) {
            this.locale = val === "zhCN" ? zhCN : enUS;
            moment.locale(val === "zhCN" ? "zh-cn" : "en");
            console.log(moment)
        }
    }
}
</script>
<style lang="less"></style>

<template>
    <div class="header">
        <a-dropdown>
            <a-icon type="global" />语言
            <a-menu slot="overlay" @click="handleLocale" :selectedKeys="[$route.query.locale || 'zhCN']">
                <a-menu-item key="zhCN">中文</a-menu-item>
                <a-menu-item key="enUS">English</a-menu-item>
            </a-menu>
        </a-dropdown>
    </div>
</template>
<script>
export default {
    methods: {
        handleLocale({key}) {
            this.$router.push({
                query: {
                    ...this.$route.query,
                    locale: key
                }
            });
        }
    },
};
</script>
<style scoped>
.header {
    float: right;
    margin-right: 30px;
}
</style>

import Vue from "vue";
import App from "./App.vue";
import router from "./router";
import store from "./store";
import VueI18n from 'vue-i18n';
import { Button, Layout, Icon, Drawer, Radio, Menu, Form, Input, Select, LocaleProvider, DatePicker, Dropdown } from "ant-design-vue";
import Authorized from "./components/Authorized.vue";
import Auth from "./directives/auth";
import zhCN from "./locale/zhCN";
import enUS from "./locale/enUS";
import queryString from "query-string";
Vue.config.productionTip = false;
Vue.use(Button);
Vue.use(Layout);
Vue.use(Icon);
Vue.use(Drawer);
Vue.use(Radio);
Vue.use(Menu);
Vue.use(Form);
Vue.use(Input);
Vue.use(Select);
Vue.use(LocaleProvider);
Vue.use(DatePicker);
Vue.use(Dropdown);
Vue.component("Authorized", Authorized);
Vue.use(Auth);
const IconFont = Icon.createFromIconfontCN({
  scriptUrl: '//at.alicdn.com/t/c/font_3676254_v07nk2dt618.js', // 在 iconfont.cn 上生成
});
Vue.component("IconFont", IconFont);
Vue.use(VueI18n);
const i18n = new VueI18n({
  locale: queryString.parse(location.search).locale || "zhCN",
  messages: {
    zhCN: { message: zhCN },
    enUS: { message: enUS },
  }
});
new Vue({
  i18n,
  router,
  store,
  render: h => h(App)
}).$mount("#app");

handleLocale({key}) {
    this.$router.push({
        query: {
            ...this.$route.query,
            locale: key
        }
    });
    this.$i18n.locale = key;
}