vue3大事件管理系统 === 首页 layout & 文章分类页面 -
目录
首页 layout 架子 [element-plus 菜单]
首页 layout 架子 [element-plus 菜单]
基本架子拆解
架子组件列表:
el-container
-
el-aside 左侧
- el-menu 左侧边栏菜单
-
el-container 右侧
- el-header 右侧头部
- el-dropdown
- el-main 右侧主体
- router-view
- el-header 右侧头部
<script setup>
import {
Management,
Promotion,
UserFilled,
User,
Crop,
EditPen,
SwitchButton,
CaretBottom
} from '@element-plus/icons-vue'
import avatar from '@/assets/default.png'
</script>
<template>
<el-container class="layout-container">
<el-aside width="200px">
<div class="el-aside__logo"></div>
<el-menu
active-text-color="#ffd04b"
background-color="#232323"
:default-active="$route.path"
text-color="#fff"
router
>
<el-menu-item index="/article/channel">
<el-icon><Management /></el-icon>
<span>文章分类</span>
</el-menu-item>
<el-menu-item index="/article/manage">
<el-icon><Promotion /></el-icon>
<span>文章管理</span>
</el-menu-item>
<el-sub-menu index="/user">
<template #title>
<el-icon><UserFilled /></el-icon>
<span>个人中心</span>
</template>
<el-menu-item index="/user/profile">
<el-icon><User /></el-icon>
<span>基本资料</span>
</el-menu-item>
<el-menu-item index="/user/avatar">
<el-icon><Crop /></el-icon>
<span>更换头像</span>
</el-menu-item>
<el-menu-item index="/user/password">
<el-icon><EditPen /></el-icon>
<span>重置密码</span>
</el-menu-item>
</el-sub-menu>
</el-menu>
</el-aside>
<el-container>
<el-header>
<div>黑马程序员:<strong>小帅鹏</strong></div>
<el-dropdown placement="bottom-end">
<span class="el-dropdown__box">
<el-avatar :src="avatar" />
<el-icon><CaretBottom /></el-icon>
</span>
<template #dropdown>
<el-dropdown-menu>
<el-dropdown-item command="profile" :icon="User"
>基本资料</el-dropdown-item
>
<el-dropdown-item command="avatar" :icon="Crop"
>更换头像</el-dropdown-item
>
<el-dropdown-item command="password" :icon="EditPen"
>重置密码</el-dropdown-item
>
<el-dropdown-item command="logout" :icon="SwitchButton"
>退出登录</el-dropdown-item
>
</el-dropdown-menu>
</template>
</el-dropdown>
</el-header>
<el-main>
<router-view></router-view>
</el-main>
<el-footer>大事件 ©2023 Created by 黑马程序员</el-footer>
</el-container>
</el-container>
</template>
<style lang="scss" scoped>
.layout-container {
height: 100vh;
.el-aside {
background-color: #232323;
&__logo {
height: 120px;
background: url('@/assets/logo.png') no-repeat center / 120px auto;
}
.el-menu {
border-right: none;
}
}
.el-header {
background-color: #fff;
display: flex;
align-items: center;
justify-content: space-between;
.el-dropdown__box {
display: flex;
align-items: center;
.el-icon {
color: #999;
margin-left: 10px;
}
&:active,
&:focus {
outline: none;
}
}
}
.el-footer {
display: flex;
align-items: center;
justify-content: center;
font-size: 14px;
color: #666;
}
}
</style>
登录访问拦截
需求:只有登录页,可以未授权的时候访问,其他所有页面,都需要先登录再访问
// 登录访问拦截
router.beforeEach((to) => {
const userStore = useUserStore()
if (!userStore.token && to.path !== '/login') return '/login'
})
用户基本信息获取&渲染
api/user.js
封装接口
export const userGetInfoService = () => request.get('/my/userinfo')
- stores/modules/user.js 定义数据
const user = ref({})
const getUser = async () => {
const res = await userGetInfoService() // 请求获取数据
user.value = res.data.data
}
layout/LayoutContainer
页面中调用
import { useUserStore } from '@/stores'
const userStore = useUserStore()
onMounted(() => {
userStore.getUser()
})
- 动态渲染
<div>
黑马程序员:<strong>{{ userStore.user.nickname || userStore.user.username }}</strong>
</div>
<el-avatar :src="userStore.user.user_pic || avatar" />
退出功能 [element-plus 确认框]
- 注册点击事件
<el-dropdown placement="bottom-end" @command="onCommand">
<el-dropdown-menu>
<el-dropdown-item command="profile" :icon="User">基本资料</el-dropdown-item>
<el-dropdown-item command="avatar" :icon="Crop">更换头像</el-dropdown-item>
<el-dropdown-item command="password" :icon="EditPen">重置密码</el-dropdown-item>
<el-dropdown-item command="logout" :icon="SwitchButton">退出登录</el-dropdown-item>
</el-dropdown-menu>
- 添加退出功能
const onCommand = async (command) => {
if (command === 'logout') {
await ElMessageBox.confirm('你确认退出大事件吗?', '温馨提示', {
type: 'warning',
confirmButtonText: '确认',
cancelButtonText: '取消'
})
userStore.removeToken()
userStore.setUser({})
router.push(`/login`)
} else {
router.push(`/user/${command}`)
}
}
- pinia user.js 模块 提供 setUser 方法
const setUser = (obj) => (user.value = obj)
文章分类页面 - [element-plus 表格]
基本架子 - PageContainer
- 基本结构样式,用到了 el-card 组件
<template>
<el-card class="page-container">
<template #header>
<div class="header">
<span>文章分类</span>
<div class="extra">
<el-button type="primary">添加分类</el-button>
</div>
</div>
</template>
...
</el-card>
</template>
<style lang="scss" scoped>
.page-container {
min-height: 100%;
box-sizing: border-box;
.header {
display: flex;
align-items: center;
justify-content: space-between;
}
}
</style>
- 考虑到多个页面复用,封装成组件
- props 定制标题
- 默认插槽 default 定制内容主体
- 具名插槽 extra 定制头部右侧额外的按钮
<script setup>
defineProps({
title: {
required: true,
type: String
}
})
</script>
<template>
<el-card class="page-container">
<template #header>
<div class="header">
<span>{{ title }}</span>
<div class="extra">
<slot name="extra"></slot>
</div>
</div>
</template>
<slot></slot>
</el-card>
</template>
<style lang="scss" scoped>
.page-container {
min-height: 100%;
box-sizing: border-box;
.header {
display: flex;
align-items: center;
justify-content: space-between;
}
}
</style>
- 页面中直接使用测试 ( unplugin-vue-components 会自动注册)
- 文章分类测试:
<template>
<page-container title="文章分类">
<template #extra>
<el-button type="primary"> 添加分类 </el-button>
</template>
主体部分
</page-container>
</template>
- 文章管理测试:
<template>
<page-container title="文章管理">
<template #extra>
<el-button type="primary">发布文章</el-button>
</template>
主体部分
</page-container>
</template>
文章分类渲染
封装API - 请求获取表格数据
- 新建
api/article.js
封装获取频道列表的接口
import request from '@/utils/request'
export const artGetChannelsService = () => request.get('/my/cate/list')
- 页面中调用接口,获取数据存储
const channelList = ref([])
const getChannelList = async () => {
const res = await artGetChannelsService()
channelList.value = res.data.data
}
el-table 表格动态渲染
<el-table :data="channelList" style="width: 100%">
<el-table-column label="序号" width="100" type="index"> </el-table-column>
<el-table-column label="分类名称" prop="cate_name"></el-table-column>
<el-table-column label="分类别名" prop="cate_alias"></el-table-column>
<el-table-column label="操作" width="100">
<template #default="{ row }">
<el-button
:icon="Edit"
circle
plain
type="primary"
@click="onEditChannel(row)"
></el-button>
<el-button
:icon="Delete"
circle
plain
type="danger"
@click="onDelChannel(row)"
></el-button>
</template>
</el-table-column>
<template #empty>
<el-empty description="没有数据" />
</template>
</el-table>
const onEditChannel = (row) => {
console.log(row)
}
const onDelChannel = (row) => {
console.log(row)
}
el-table 表格 loading 效果
- 定义变量,v-loading绑定
const loading = ref(false)
<el-table v-loading="loading">
- 发送请求前开启,请求结束关闭
const getChannelList = async () => {
loading.value = true
const res = await artGetChannelsService()
channelList.value = res.data.data
loading.value = false
}
文章分类添加编辑 [element-plus 弹层]
点击显示弹层
- 准备弹层
const dialogVisible = ref(false)
<el-dialog v-model="dialogVisible" title="添加弹层" width="30%">
<div>我是内容部分</div>
<template #footer>
<span class="dialog-footer">
<el-button @click="dialogVisible = false">取消</el-button>
<el-button type="primary"> 确认 </el-button>
</span>
</template>
</el-dialog>
- 点击事件
<template #extra><el-button type="primary" @click="onAddChannel">添加分类</el-button></template>
const onAddChannel = () => {
dialogVisible.value = true
}
封装弹层组件 ChannelEdit
添加 和 编辑,可以共用一个弹层,所以可以将弹层封装成一个组件
组件对外暴露一个方法 open, 基于 open 的参数,初始化表单数据,并判断区分是添加 还是 编辑
- open({ }) => 添加操作,添加表单初始化无数据
- open({ id: xx, … }) => 编辑操作,编辑表单初始化需回显
具体实现:
- 封装组件
article/components/ChannelEdit.vue
<script setup>
import { ref } from 'vue'
const dialogVisible = ref(false)
const open = async (row) => {
dialogVisible.value = true
console.log(row)
}
defineExpose({
open
})
</script>
<template>
<el-dialog v-model="dialogVisible" title="添加弹层" width="30%">
<div>我是内容部分</div>
<template #footer>
<span class="dialog-footer">
<el-button @click="dialogVisible = false">取消</el-button>
<el-button type="primary"> 确认 </el-button>
</span>
</template>
</el-dialog>
</template>
- 通过 ref 绑定
const dialog = ref()
<!-- 弹窗 -->
<channel-edit ref="dialog"></channel-edit>
- 点击调用方法显示弹窗
const onAddChannel = () => {
dialog.value.open({})
}
const onEditChannel = (row) => {
dialog.value.open(row)
}
准备弹层表单
- 准备数据 和 校验规则
const formModel = ref({
cate_name: '',
cate_alias: ''
})
const rules = {
cate_name: [
{ required: true, message: '请输入分类名称', trigger: 'blur' },
{
pattern: /^\S{1,10}$/,
message: '分类名必须是1-10位的非空字符',
trigger: 'blur'
}
],
cate_alias: [
{ required: true, message: '请输入分类别名', trigger: 'blur' },
{
pattern: /^[a-zA-Z0-9]{1,15}$/,
message: '分类别名必须是1-15位的字母数字',
trigger: 'blur'
}
]
}
- 准备表单
<el-form
:model="formModel"
:rules="rules"
label-width="100px"
style="padding-right: 30px"
>
<el-form-item label="分类名称" prop="cate_name">
<el-input
v-model="formModel.cate_name"
minlength="1"
maxlength="10"
></el-input>
</el-form-item>
<el-form-item label="分类别名" prop="cate_alias">
<el-input
v-model="formModel.cate_alias"
minlength="1"
maxlength="15"
></el-input>
</el-form-item>
</el-form>
- 编辑需要回显,表单数据需要初始化
const open = async (row) => {
dialogVisible.value = true
formModel.value = { ...row }
}
- 基于传过来的表单数据,进行标题控制,有 id 的是编辑
:title="formModel.id ? '编辑分类' : '添加分类'"
确认提交
api/article.js
封装请求 API
// 添加文章分类
export const artAddChannelService = (data) => request.post('/my/cate/add', data)
// 编辑文章分类
export const artEditChannelService = (data) =>
request.put('/my/cate/info', data)
- 页面中校验,判断,提交请求
<el-form ref="formRef">
const formRef = ref()
const onSubmit = async () => {
await formRef.value.validate()
formModel.value.id
? await artEditChannelService(formModel.value)
: await artAddChannelService(formModel.value)
ElMessage({
type: 'success',
message: formModel.value.id ? '编辑成功' : '添加成功'
})
dialogVisible.value = false
}
- 通知父组件进行回显
const emit = defineEmits(['success'])
const onSubmit = async () => {
...
emit('success')
}
- 父组件监听 success 事件,进行调用回显
<channel-edit ref="dialog" @success="onSuccess"></channel-edit>
const onSuccess = () => {
getChannelList()
}
文章分类删除
api/article.js
封装接口 api
// 删除文章分类
export const artDelChannelService = (id) =>
request.delete('/my/cate/del', {
params: { id }
})
- 页面中添加确认框,调用接口进行提示
const onDelChannel = async (row) => {
await ElMessageBox.confirm('你确认删除该分类信息吗?', '温馨提示', {
type: 'warning',
confirmButtonText: '确认',
cancelButtonText: '取消'
})
await artDelChannelService(row.id)
ElMessage({ type: 'success', message: '删除成功' })
getChannelList()
}
原文地址:https://blog.csdn.net/qq_63358859/article/details/140542851
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