add i18n

src/components/LangSelect/index.vue

@@ -0,0 +1,39 @@
+<template>
+  <el-dropdown trigger="click" @command="handleLanguageChange">
+    <div class="lang-select--style">
+      <svg-icon icon-class="language" />
+    </div>
+    <template #dropdown>
+      <el-dropdown-menu>
+        <el-dropdown-item :disabled="appStore.language === 'zh-cn'" command="zh-cn"> 中文 </el-dropdown-item>
+        <el-dropdown-item :disabled="appStore.language === 'en'" command="en"> English </el-dropdown-item>
+      </el-dropdown-menu>
+    </template>
+  </el-dropdown>
+</template>
+
+<script setup lang="ts">
+import { useI18n } from 'vue-i18n';
+import SvgIcon from '@/components/SvgIcon/index.vue';
+import { useAppStore } from '@/store/modules/app';
+
+const appStore = useAppStore();
+const { locale } = useI18n();
+
+function handleLanguageChange(lang: string) {
+  locale.value = lang;
+  appStore.changeLanguage(lang);
+  if (lang == 'en') {
+    ElMessage.success('Switch Language Successful!');
+  } else {
+    ElMessage.success('切换语言成功！');
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.lang-select--style {
+  font-size: 18px;
+  line-height: 50px;
+}
+</style>