Vue3+Vite+Axios Request 请求封装（TS版本）

http > index.ts 请求封装

/** @Date: 2024-03-30 12:37:05* @LastEditors: zhong* @LastEditTime: 2024-03-30 14:12:52* @FilePath: \app-admin\src\http\index.ts*/
import axios, { AxiosInstance, AxiosRequestConfig, AxiosResponse, InternalAxiosRequestConfig } from "axios";
import { ElMessage } from "element-plus";// axios 请求配置
const config = {// baseURL:'http://localhost:8080',baseURL: '/api',timeout: 1000
}
// 定义返回值类型
export interface Result<T = any> {code: number;msg: string;data: T;
}class Http {// axios 实例private instance: AxiosInstance;// 构造函数初始化constructor(config: AxiosRequestConfig) {this.instance = axios.create(config);//定义拦截器this.interceptors();}private interceptors() {// axios 发送请求之前的处理this.instance.interceptors.request.use((config: InternalAxiosRequestConfig) => {// 在请求头部携带token// let token = sessionStorage.getItem('token');let token = '';if (token) {config.headers!['token'] = token;// 把 token 放到 headers 里面// (config.headers as AxiosRequestHeaders).token = token;}console.log(config);return config;}, (error: any) => {error.data = {};error.data.msg = '服务器异常，请联系管理员！'return error;})// axios 请求返回之后的处理// 请求返回处理this.instance.interceptors.response.use((res: AxiosResponse) => {// console.log(res.data);if (res.data.code != 200) {ElMessage.error(res.data.msg || '服务器出错啦');return Promise.reject(res.data.msg || '服务器出错啦');} else {return res.data;}}, (error) => {console.log('进入错误！');error.data = {};if (error && error.response) {switch (error.response.status) {case 400:error.data.msg = "错误请求";ElMessage.error(error.data.msg);break;case 401:error.data.msg = "未授权，请登录";ElMessage.error(error.data.msg);break;case 403:error.data.msg = "拒绝访问";ElMessage.error(error.data.msg);break;case 404:error.data.msg = "请求错误，未找到该资源";ElMessage.error(error.data.msg);break;case 405:error.data.msg = "请求方法未允许";ElMessage.error(error.data.msg);break;case 408:error.data.msg = "请求超时";ElMessage.error(error.data.msg);break;case 500:error.data.msg = "服务器端出错";ElMessage.error(error.data.msg);break;case 501:error.data.msg = "网络未实现";ElMessage.error(error.data.msg);break;case 502:error.data.msg = "网络错误";ElMessage.error(error.data.msg);break;case 503:error.data.msg = "服务不可用";ElMessage.error(error.data.msg);break;case 504:error.data.msg = "网络超时";ElMessage.error(error.data.msg);break;case 505:error.data.msg = "http版本不支持该请求";ElMessage.error(error.data.msg);break;default:error.data.msg = `连接错误${error.response.status}`;ElMessage.error(error.data.msg);}} else {error.data.msg = "连接到服务器失败";ElMessage.error(error.data.msg)}return Promise.reject(error);})}// GET方法get<T = Result>(url: string, params?: object): Promise<T> {return this.instance.get(url, { params });}// POST方法post<T = Result>(url: string, data?: object): Promise<T> {return this.instance.post(url, data);}// PUT方法put<T = Result>(url: string, data?: object): Promise<T> {return this.instance.put(url, data );}// DELETE方法delete<T = Result>(url: string): Promise<T> {return this.instance.delete(url);}
}export default new Http(config);

vite.config.ts 配置跨域

/** @Date: 2024-03-24 15:19:01* @LastEditors: zhong* @LastEditTime: 2024-03-30 13:48:06* @FilePath: \app-admin\vite.config.ts*/
import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import { resolve } from 'path'// https://vitejs.dev/config/
export default defineConfig({plugins: [vue()],server:{host: "0.0.0.0",   // 解决控制台： NextWork：use --host to exposeport: 8080,hmr: true,  // 开启热更新open: true,  // 启动在浏览器打开proxy: {'/api': {target: 'http://localhost:9999',// target就是你要访问的目标地址，可以是基础地址，这样方便在这个网站的其他api口调用数据changeOrigin: true,rewrite: (path) => path.replace(/^\/api/, ''),// 要记得加rewrite这句},},},resolve: {alias: [{find: '@',replacement: resolve(__dirname, 'src')}]}
})

user > UserModel.ts 用户数据模型

/** @Date: 2024-03-30 13:16:03* @LastEditors: zhong* @LastEditTime: 2024-03-30 13:19:17* @FilePath: \app-admin\src\api\user\userModel.ts*/
// 定义用户的数据类型export type User = {userId?: string,username: string,password: string,nickName: string,phone: string,sex: string,status: string,
}

user > index.ts 请求函数

/** @Date: 2024-03-30 13:15:25* @LastEditors: zhong* @LastEditTime: 2024-03-30 13:58:40* @FilePath: \app-admin\src\api\user\index.ts*/
import http from "@/http";
import { User } from "./userModel";// 新增
export const addAdminUserApi = (parm: User) => {console.log(parm);return http.post("/api/sysUser", parm)
}

AdminUser.vue 使用请求函数

<!--* @Date: 2024-03-24 18:14:27* @LastEditors: zhong* @LastEditTime: 2024-03-30 14:03:00* @FilePath: \app-admin\src\views\system\AdminUser.vue
-->
<template><el-main><!-- 搜索栏 --><el-form :model="searchParm" ref="form" :inline="true" size="default"><el-form-item><el-input v-model="searchParm.nickName" placeholder="请输入姓名"></el-input></el-form-item><el-form-item><el-button icon="search">搜索</el-button><el-button icon="closeBold" type="danger">重置</el-button><el-button icon="plus" type="primary" @click="addBtn">新增</el-button></el-form-item></el-form><!-- 新增 --><SystemDialog :title="dialog.title" :height="dialog.height" :width="dialog.width" :visible="dialog.visible"@on-close="onClose" @on-confirm="commit"><template v-slot:content><!-- 新增内容表单 --><el-form :model="addAdminParm" ref="addRef" :rules="rules" label-width="80px" :inline="false"size="default"><el-form-item prop="nickName" label="姓名："><el-input v-model="addAdminParm.nickName"></el-input></el-form-item><el-form-item prop="sex" label="性别："><el-radio-group v-model="addAdminParm.sex"><el-radio value="1" size="large" border>男</el-radio><el-radio value="2" size="large" border>女</el-radio></el-radio-group></el-form-item><el-form-item prop="phone" label="电话："><el-input v-model="addAdminParm.phone"></el-input></el-form-item><el-form-item prop="username" label="账号："><el-input v-model="addAdminParm.username"></el-input></el-form-item><el-form-item prop="password" label="密码："><el-input v-model="addAdminParm.password"></el-input></el-form-item><el-form-item prop="status" label="状态："><el-radio-group v-model="addAdminParm.status"><el-radio value="1" size="large" border>启用</el-radio><el-radio value="2" size="large" border>停用</el-radio></el-radio-group></el-form-item></el-form></template></SystemDialog></el-main>
</template><script setup lang="ts">
import { reactive, ref } from 'vue';
import SystemDialog from '@/components/SystemDialog/SystemDialog.vue';
import useDialog from '@/hooks/useDialog';
import { ElMessage, FormInstance } from 'element-plus';
import { addAdminUserApi } from '@/api/user'// 获取弹框属性
const { dialog, onClose } = useDialog();// 搜索绑定对对象
const searchParm = reactive({nickName: ""
})
// 表单 ref 属性
const addRef = ref<FormInstance>()// 新增按钮
const addBtn = () => {dialog.height = 320;dialog.visible = true;
}
// 新增表单内容
const addAdminParm = reactive({userId: "",username: "",password: "",nickName: "",phone: "",sex: "",status: ""})
// 表单验证规则
const rules = {nickName: [{ required: true, message: '请填写您的昵称', trigger: 'blur' },{ min: 0, max: 12, message: 'Length should be 0 to 12', trigger: 'blur' },],sex: [{ required: true, message: '请选择您的性别', trigger: 'blur' }],phone: [{ required: true, message: '请输入手机号', trigger: 'blur' }],userName: [{ required: true, message: '请输入账号', trigger: 'blur' }],userPassword: [{ required: true, message: '请输入密码', trigger: 'blur' }],status: [{ required: true, message: '请选择账号状态', trigger: 'blur' }],
}
// 提交表单
const commit = () => {addRef.value?.validate(async (valid) => {if (valid) {// 提交数据const res = await addAdminUserApi(addAdminParm);if (res && res.code == 200) {// 信息提示ElMessage.success(res.msg);// 提交成功 关闭弹框dialog.visible = false;}}});
}
</script><style lang="scss" scoped></style>