vue3项目快速开发模板

vue3项目快速开发模板

简介

本项目采用 vue3 + webpack 的方式来开发,已经引入了常用功能,不需要再去配置路由、请求、pinia 等,上手直接开发页面即可,真正做到开箱即用

你可以直接拉取我的仓库来直接使用,也可以按照本文教程自己操作

仓库地址:https://gitee.com/szxio/vue3-template。

如果对你有用的话,点赞、收藏、关注。❥(^_-)

技术栈

  • vue3
  • webpack
  • pinia
  • vue-router4
  • element-plus
  • axios
  • i18n
  • sass

启动项目

安装

npm install

运行

npm run serve

打包

npm run build

Pinia使用

安装

首先安装依赖,本项目已经安装好,下面只是教程

npm install pinia

配置

新建 src/store/index.js,内容如下

import {
    
    createPinia} from 'pinia'

export default createPinia()

main.js 中引入

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

const app = createApp(App)
import pinia from '@/store/index.js'

app.use(pinia)
app.mount('#app')

使用

新建 src/store/userInfo.js,内容如下

import {
    
     defineStore } from 'pinia'

// 第一个参数是应用程序中 store 的唯一 id
export const userInfo = defineStore('userInfo', {
    
    
  state: () => ({
    
    
    userInfo: {
    
    
      name: 'lisi',
      age: 18,
    },
  }),
  actions: {
    
    
    async setUserInfo(data) {
    
    
      this.userInfo = data
    },
  },
})

在页面中使用

<template>
	<div>
    	{
   
   { store.userInfo.name }}
        <button @click="getClick">修改store</button>
    </div>
</template>

import { userInfo } from '@/store/userInfo'
const store = userInfo()

const getClick = () => {
  store.setUserInfo({
    name: 'wangwu',
  })
}

国际化配置

安装

npm install vue-i18n

配置

新建 src/i18n/index.js ,内容如下

import {
    
     createI18n } from 'vue-i18n'
import homeEn from './home/en.js'
import homeZh from './home/zh.js'

const messages = {
    
    
  en: {
    
    
    home: {
    
     ...homeEn },
  },
  zh: {
    
    
    home: {
    
     ...homeZh },
  },
}

const language = (navigator.language || 'zh').toLocaleLowerCase() // 这是获取浏览器的语言

const i18n = createI18n({
    
    
  legacy: false,
  locale: localStorage.getItem('i18n') || language.split('-')[0] || 'zh', // 首先从缓存里拿,没有的话就用浏览器语言,
  fallbackLocale: 'zh', // 设置备用语言
  messages,
})

export default i18n

上面引入的中英文文件分别如下

src/i18n/home/en.js

export default {
    
    
  login: 'Log in',
  userName: 'Username',
  password: 'Password',
}

src/i18n/home/zh.js

export default {
    
    
    login: '登录',
    userName: '用户名',
    password: '密码',
}

main.js 文件中引入

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

const app = createApp(App)
import i18n from '@/i18n/index.js'

app.use(i18n)
app.mount('#app')

使用

$t 不用在js中单独引入,在全局已经引入过了,所以这里在页面中可以直接使用

<template>
    <div>
      {
   
   { $t('home.userName') }}
      <el-button type="primary" @click="switchLanguage">切换语言</el-button>
    </div>
</template>

<script setup>
    const switchLanguage = () => {
      localStorage.setItem('i18n', 'en')
      window.location.reload()
    }
</script>

Sass安装

安装

这里不能安装高版本,否则会有兼容问题导致项目启动不起来

npm install sass [email protected] [email protected]

配置

新建 src/assets/style/index.scss

:root {
  --primary-color: #1c82e3;
}

body {
  margin: 0;
  min-height: 100vh;
}

main.js 中引入

import {
    
     createApp } from 'vue'
import App from './App.vue'
import '@/assets/style/index.scss'

const app = createApp(App)
app.mount('#app')

使用

<style scoped lang="scss">
h1{
    
    
  color: var(--primary-color)
}
</style>

VueRouter4使用

安装

npm install vue-router@4

配置

// 1.从vue-router导出两个方法使用
import {
    
     createRouter, createWebHashHistory } from 'vue-router'
import Layout from '@/layout/index.vue'

// 2.声明菜单数组
const routes = [
  {
    
    
    path: '/',
    component: Layout,
    redirect: '/home',
    title: '首页',
    children: [
      {
    
    
        path: 'home',
        title: '首页',
        component: import('../view/home/index.vue'),
      },
      {
    
    
        path: 'about',
        title: '关于我',
        component: import('../view/about/index.vue'),
      },
    ],
  },
]

// 3. 创建路由实例并传递 `routes` 配置
// 你可以在这里输入更多的配置,但我们在这里
// 暂时保持简单
const router = createRouter({
    
    
  // 4. 内部提供了 history 模式的实现。为了简单起见,我们在这里使用 hash 模式。
  history: createWebHashHistory(),
  routes, // `routes: routes` 的缩写
})

// 导出路由
export default router

新建 src/layout/index.vue 文件

<template>
  <div>
    <div
      class="d-flex flex-justify-center gap-10 bg-yellow-light flex-items-center navtop"
      style="height: 50px"
    >
      <div
        :class="{
          active: route.path === '/home' || route.path === '/',
        }"
        @click="goPage1"
      >
        首页
      </div>
      <div
        :class="{
          active: route.path === '/about',
        }"
        @click="goPage2"
      >
        我的
      </div>
    </div>

    <router-view v-slot="{ Component }">
      <transition name="fade" mode="out-in">
        <component :is="Component" />
      </transition>
    </router-view>
  </div>
</template>

<script setup>
import { useRoute, useRouter } from 'vue-router'
import { ref, watchEffect } from 'vue'

const route = ref(useRoute())
const router = ref(useRouter())

const goPage1 = () => {
  router.value.push({
    path: '/home',
  })
}

const goPage2 = () => {
  router.value.push({
    path: '/about',
  })
}

// 监听路由
watchEffect(() => {
  console.log(route.value.path, '5555')
})
</script>

<style scoped lang="scss">
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.2s;
}

.fade-enter,
.fade-leave-to {
  opacity: 0;
}

.navtop {
  div {
    display: flex;
    align-items: center;
    background-color: #1ab394;
    color: white;
    height: 100%;
    line-height: 100%;
    padding: 0 20px;
  }
}

.active {
  background-color: #1c82e3 !important;
}
</style>

main.js 中引入

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

const app = createApp(App)
import router from '@/router/index.js'

app.use(router)
app.mount('#app')

使用

import {
    
     useRoute, useRouter } from 'vue-router'

const router = ref(useRouter())
const route = ref(useRoute())

// 获取路由信息
const getRouteInfo = () => {
    
    
  console.log(route.value.path)
  console.log(route.value.query)
  console.log(route.value.meta)
}

// 路由跳转并传参
const goAbout = () => {
    
    
  router.value.push({
    
    
    path: '/about',
    query: {
    
    
      id: '1',
    },
  })
}

ElementPlus使用

安装

npm install element-plus @element-plus/icons-vue

配置

import {
    
     createApp } from 'vue'
import App from './App.vue'
import '@/assets/style/index.scss'

const app = createApp(App)
import ElementPlus from 'element-plus'
import 'element-plus/dist/index.css'
import * as ElementPlusIconsVue from '@element-plus/icons-vue'
import lang from 'element-plus/lib/locale/lang/zh-cn'

for (const [key, component] of Object.entries(ElementPlusIconsVue)) {
    
    
  app.component(key, component)
}
app.use(ElementPlus, {
    
    
  locale: lang,
})
app.mount('#app')

使用

<el-button type="primary" @click="showMsg">成功消息</el-button>

import {ElMessage} from "element-plus";
const showMsg = () => {
  ElMessage.success("success")
}

Axios使用

安装

npm install axios

配置

新建 src/utils/request.js:

import axios from 'axios'
import {
    
     ElMessage } from 'element-plus'

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
const service = axios.create({
    
    
  baseURL: process.env.VUE_APP_BASE_API,
})

// request拦截器
service.interceptors.request.use(
  (config) => {
    
    
    return config
  },
  (error) => {
    
    
    return Promise.reject(error)
  }
)

// 响应拦截器
service.interceptors.response.use(
  (res) => {
    
    
    // 未设置状态码则默认成功状态
    const code = res.data.code || 200
    // 获取错误信息
    const msg = res.data.msg
    if (code !== 200 && code !== 20000 && code !== 1) {
    
    
      ElMessage.error(msg)
      return Promise.reject('error')
    } else {
    
    
      return res.data
    }
  },
  (error) => {
    
    
    console.log('err' + error)
    let {
    
     message } = error
    if (message === 'Network Error') {
    
    
      message = '后端接口连接异常'
    } else if (message.includes('Request failed with status code')) {
    
    
      message = '系统接口' + message.substr(message.length - 3) + '异常'
    }
    ElMessage({
    
    
      message: message,
      type: 'error',
      duration: 5 * 1000,
    })
    return Promise.reject(error)
  }
)

export default service

设置代理,修改 vue.config.js

const port = process.env.port || 10078 // 端口

module.exports = {
    
    
  devServer: {
    
    
    host: '0.0.0.0',
    port: port,
    open: true,
    proxy: {
    
    
      [process.env.VUE_APP_BASE_API]: {
    
    
        target: `http://xxx.xxx.xxx`,
        changeOrigin: true,
        pathRewrite: {
    
    
          ['^' + process.env.VUE_APP_BASE_API]: '',
        },
      },
    },
    disableHostCheck: true,
  },
}

使用

import request from '@/utils/request'

export function testRequestFun() {
    
    
  return request({
    
    
    url: `/homePage/getProcessNode`,
    method: 'get',
  })
}

配置@访问别名

修改 vue.config.js

const path = require('path')

module.exports = {
    
    
  configureWebpack: {
    
    
    resolve: {
    
    
      alias: {
    
    
        '@': path.resolve(__dirname, 'src/'),
      },
    },
  },
}

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