前端注册登录

设计

登录，注册，都写成组件 $\dashrightarrow$ 在任意页面中，都能点击显示登录模态框
写好的组件，应该放在那个组件中 $\dashrightarrow$ 不是页面组件(小组件)
击登录按钮，把Login.vue 通过定位，占满全屏，透明度设为 0.5 ,纯黑色悲剧，覆盖在组件上
在Login.vue点关闭，要把Login.vue隐藏起来，父子通信之子传父，自定义事件

Header组件

<template><div class="header"><div class="slogan"><p>老男孩IT教育 | 帮助有志向的年轻人通过努力学习获得体面的工作和生活</p></div><div class="nav"><ul class="left-part"><li class="logo"><router-link to="/"><img src="../assets/img/head-logo.svg" alt=""></router-link></li><li class="ele"><span @click="goPage('/free-course')" :class="{active: url_path === '/free-course'}">免费课</span></li><li class="ele"><span @click="goPage('/actual-course')" :class="{active: url_path === '/actual-course'}">实战课</span></li><li class="ele"><span @click="goPage('/light-course')" :class="{active: url_path === '/light-course'}">轻课</span></li></ul><div class="right-part"><div v-if="!username"><span @click="handleLogin">登录</span><span class="line">|</span><span @click="handleRegister">注册</span></div><div v-else><span>{{ username }}</span><span class="line">|</span><span @click="logOut">注销</span></div></div><Login v-if="loginShow" @close="handleClose" @success="success_login" @go="go_register"></Login><Register v-if="registerShow" @close="handleRegisterClose" @success="success_register"@go="success_register"></Register></div></div></template>
<script>
import Login from "@/components/Login.vue";
import Register from "@/components/Register.vue";export default {name: "Header",data() {return {url_path: sessionStorage.url_path || '/',loginShow: false,registerShow: false,username: '',token: ''}},methods: {handleRegister() {this.registerShow = true},handleRegisterClose() {this.registerShow = false},success_register() {this.registerShow = falsethis.loginShow = true},go_register() {this.registerShow = truethis.loginShow = false},logOut() {this.username = ''this.token = ''this.$cookies.remove('username')this.$cookies.remove('token')},goPage(url_path) {// 已经是当前路由就没有必要重新跳转if (this.url_path !== url_path) {this.$router.push(url_path);}sessionStorage.url_path = url_path;},handleLogin() {this.loginShow = true},handleClose() {this.loginShow = false},success_login(data) {this.loginShow = false;  // 模态框消耗this.username = data.username;this.token = data.token;}},created() {sessionStorage.url_path = this.$route.path;this.url_path = this.$route.path;this.username = this.$cookies.get('username')},components: {Register,Login}
}
</script><style scoped>
.header {background-color: white;box-shadow: 0 0 5px 0 #aaa;
}.header:after {content: "";display: block;clear: both;
}.slogan {background-color: #eee;height: 40px;
}.slogan p {width: 1200px;margin: 0 auto;color: #aaa;font-size: 13px;line-height: 40px;
}.nav {background-color: white;user-select: none;width: 1200px;margin: 0 auto;}.nav ul {padding: 15px 0;float: left;
}.nav ul:after {clear: both;content: '';display: block;
}.nav ul li {float: left;
}.logo {margin-right: 20px;
}.ele {margin: 0 20px;
}.ele span {display: block;font: 15px/36px '微软雅黑';border-bottom: 2px solid transparent;cursor: pointer;
}.ele span:hover {border-bottom-color: orange;
}.ele span.active {color: orange;border-bottom-color: orange;
}.right-part {float: right;
}.right-part .line {margin: 0 10px;
}.right-part span {line-height: 68px;cursor: pointer;
}
</style>

Login组件

<template><div class="login"><div class="box"><i class="el-icon-close" @click="close_login"></i><div class="content"><div class="nav"><span :class="{active: login_method === 'is_pwd'}" @click="change_login_method('is_pwd')">密码登录</span><span :class="{active: login_method === 'is_sms'}" @click="change_login_method('is_sms')">短信登录</span></div><el-form v-if="login_method === 'is_pwd'"><el-inputplaceholder="用户名/手机号/邮箱"prefix-icon="el-icon-user"v-model="username"clearable></el-input><el-inputplaceholder="密码"prefix-icon="el-icon-key"v-model="password"clearableshow-password></el-input><el-button type="primary" @click="login">登录</el-button></el-form><el-form v-if="login_method === 'is_sms'"><el-inputplaceholder="手机号"prefix-icon="el-icon-phone-outline"v-model="mobile"clearable@blur="check_mobile"></el-input><el-inputplaceholder="验证码"prefix-icon="el-icon-chat-line-round"v-model="sms"clearable><template slot="append"><span class="sms" @click="send_sms">{{ sms_interval }}</span></template></el-input><el-button @click="mobile_login" type="primary">登录</el-button></el-form><div class="foot"><span @click="go_register">立即注册</span></div></div></div></div>
</template><script>
export default {name: "Login",data() {return {username: '',password: '',mobile: '',sms: '',  // 验证码login_method: 'is_pwd',sms_interval: '获取验证码',is_send: false,}},methods: {close_login() {this.$emit('close')},go_register() {this.$emit('go')},change_login_method(method) {this.login_method = method;},check_mobile() {if (!this.mobile) return;// js正则：/正则语法/// '字符串'.match(/正则语法/)if (!this.mobile.match(/^1[3-9][0-9]{9}$/)) {this.$message({message: '手机号有误',type: 'warning',duration: 1000,onClose: () => {this.mobile = '';}});return false;}// 后台校验手机号是否已存在this.$axios({url: this.$settings.BASE_URL + 'user/mobile/check_mobile/?mobile=' + this.mobile,method: 'get',}).then(response => {if (response.data.code == 100) {this.$message({message: '账号正常,可以发送短信',type: 'success',duration: 1000,});// 发生验证码按钮才可以被点击this.is_send = true;} else {this.$message({message: '账号不存在',type: 'warning',duration: 1000,onClose: () => {this.mobile = '';}})}}).catch(() => {});},send_sms() {// this.is_send必须允许发生验证码，才可以往下执行逻辑if (!this.is_send) return;// 按钮点一次立即禁用this.is_send = false;let sms_interval_time = 60;this.sms_interval = "发送中...";// 定时器: setInterval(fn, time, args)// 往后台发送验证码this.$axios({url: this.$settings.BASE_URL + 'user/mobile/send_sms/',method: 'post',data: {mobile: this.mobile}}).then(response => {if (response.data.code == 100) { // 发送成功let timer = setInterval(() => {if (sms_interval_time <= 1) {clearInterval(timer);this.sms_interval = "获取验证码";this.is_send = true; // 重新回复点击发送功能的条件} else {sms_interval_time -= 1;this.sms_interval = `${sms_interval_time}秒后再发`;}}, 1000);} else {  // 发送失败this.sms_interval = "重新获取";this.is_send = true;this.$message({message: '短信发送失败',type: 'warning',duration: 3000});}}).catch(() => {this.sms_interval = "频率过快";this.is_send = true;})},login() {if (!(this.username && this.password)) {this.$message({message: '请填好账号密码',type: 'warning',duration: 1500});return false  // 直接结束逻辑}this.$axios({url: this.$settings.BASE_URL + 'user/login/mul_login/',method: 'post',data: {username: this.username,password: this.password,}}).then(response => {let username = response.data.username;let token = response.data.token;this.$cookies.set('username', username, '7d');this.$cookies.set('token', token, '7d');this.$emit('success', response.data);}).catch(error => {console.log(error.response.data)})},mobile_login() {if (!(this.mobile && this.sms)) {this.$message({message: '请填好手机与验证码',type: 'warning',duration: 1500});return false  // 直接结束逻辑}this.$axios({url: this.$settings.BASE_URL + 'user/login/sms_login/',method: 'post',data: {mobile: this.mobile,code: this.sms,}}).then(response => {if (response.data.code == 100) {let username = response.data.username;let token = response.data.token;this.$cookies.set('username', username, '7d');this.$cookies.set('token', token, '7d');this.$emit('success', response.data);} else {this.$message({message: '登录失败',type: 'warning',duration: 1500});}}).catch(error => {console.log(error.response.data)})}}
}
</script><style scoped>
.login {width: 100vw;height: 100vh;position: fixed;top: 0;left: 0;z-index: 10;background-color: rgba(0, 0, 0, 0.5);
}.box {width: 400px;height: 420px;background-color: white;border-radius: 10px;position: relative;top: calc(50vh - 210px);left: calc(50vw - 200px);
}.el-icon-close {position: absolute;font-weight: bold;font-size: 20px;top: 10px;right: 10px;cursor: pointer;
}.el-icon-close:hover {color: darkred;
}.content {position: absolute;top: 40px;width: 280px;left: 60px;
}.nav {font-size: 20px;height: 38px;border-bottom: 2px solid darkgrey;
}.nav > span {margin: 0 20px 0 35px;color: darkgrey;user-select: none;cursor: pointer;padding-bottom: 10px;border-bottom: 2px solid darkgrey;
}.nav > span.active {color: black;border-bottom: 3px solid black;padding-bottom: 9px;
}.el-input, .el-button {margin-top: 40px;
}.el-button {width: 100%;font-size: 18px;
}.foot > span {float: right;margin-top: 20px;color: orange;cursor: pointer;
}.sms {color: orange;cursor: pointer;display: inline-block;width: 70px;text-align: center;user-select: none;
}
</style>

## Register注册组件

<template><div class="register"><div class="box"><i class="el-icon-close" @click="close_register"></i><div class="content"><div class="nav"><span class="active">新用户注册</span></div><el-form><el-inputplaceholder="手机号"prefix-icon="el-icon-phone-outline"v-model="mobile"clearable@blur="check_mobile"></el-input><el-inputplaceholder="密码"prefix-icon="el-icon-key"v-model="password"clearableshow-password></el-input><el-inputplaceholder="验证码"prefix-icon="el-icon-chat-line-round"v-model="sms"clearable><template slot="append"><span class="sms" @click="send_sms">{{ sms_interval }}</span></template></el-input><el-button @click="register" type="primary">注册</el-button></el-form><div class="foot"><span @click="go_login">立即登录</span></div></div></div></div>
</template><script>
export default {name: "Register",data() {return {mobile: '',password: '',sms: '',sms_interval: '获取验证码',is_send: false,}},methods: {close_register() {this.$emit('close', false)},go_login() {this.$emit('go')},check_mobile() {if (!this.mobile) return;// js正则：/正则语法/// '字符串'.match(/正则语法/)if (!this.mobile.match(/^1[3-9][0-9]{9}$/)) {this.$message({message: '手机号有误',type: 'warning',duration: 1000,onClose: () => {this.mobile = '';}});return false;}// 后台校验手机号是否已存在this.$axios({url: this.$settings.BASE_URL + 'user/mobile/check_mobile/?mobile='+this.mobile,method: 'get',}).then(response => {if (response.data.code!=100) {this.$message({message: '欢迎注册我们的平台',type: 'success',duration: 1500,});// 发生验证码按钮才可以被点击this.is_send = true;} else {this.$message({message: '账号已存在，请直接登录',type: 'warning',duration: 1500,})}}).catch(() => {});},send_sms() {// this.is_send必须允许发生验证码，才可以往下执行逻辑if (!this.is_send) return;// 按钮点一次立即禁用this.is_send = false;let sms_interval_time = 60;this.sms_interval = "发送中...";// 定时器: setInterval(fn, time, args)// 往后台发送验证码this.$axios({url: this.$settings.BASE_URL + 'user/mobile/send_sms/',method: 'post',data: {mobile: this.mobile}}).then(response => {if (response.data.code==100) { // 发送成功let timer = setInterval(() => {if (sms_interval_time <= 1) {clearInterval(timer);this.sms_interval = "获取验证码";this.is_send = true; // 重新回复点击发送功能的条件} else {sms_interval_time -= 1;this.sms_interval = `${sms_interval_time}秒后再发`;}}, 1000);} else {  // 发送失败this.sms_interval = "重新获取";this.is_send = true;this.$message({message: '短信发送失败',type: 'warning',duration: 3000});}}).catch(() => {this.sms_interval = "频率过快";this.is_send = true;})},register() {if (!(this.mobile && this.sms && this.password)) {this.$message({message: '请填好手机、密码与验证码',type: 'warning',duration: 1500});return false  // 直接结束逻辑}this.$axios({url: this.$settings.BASE_URL + 'user/register/register/',method: 'post',data: {mobile: this.mobile,code: this.sms,password: this.password}}).then(response => {this.$message({message: '注册成功，3秒跳转登录页面',type: 'success',duration: 3000,showClose: true,onClose: () => {// 去向成功页面this.$emit('success')}});}).catch(error => {this.$message({message: '注册失败，请重新注册',type: 'warning',duration: 1500,showClose: true,onClose: () => {// 清空所有输入框this.mobile = '';this.password = '';this.sms = '';}});})}}
}
</script><style scoped>
.register {width: 100vw;height: 100vh;position: fixed;top: 0;left: 0;z-index: 10;background-color: rgba(0, 0, 0, 0.3);
}.box {width: 400px;height: 480px;background-color: white;border-radius: 10px;position: relative;top: calc(50vh - 240px);left: calc(50vw - 200px);
}.el-icon-close {position: absolute;font-weight: bold;font-size: 20px;top: 10px;right: 10px;cursor: pointer;
}.el-icon-close:hover {color: darkred;
}.content {position: absolute;top: 40px;width: 280px;left: 60px;
}.nav {font-size: 20px;height: 38px;border-bottom: 2px solid darkgrey;
}.nav > span {margin-left: 90px;color: darkgrey;user-select: none;cursor: pointer;padding-bottom: 10px;border-bottom: 2px solid darkgrey;
}.nav > span.active {color: black;border-bottom: 3px solid black;padding-bottom: 9px;
}.el-input, .el-button {margin-top: 40px;
}.el-button {width: 100%;font-size: 18px;
}.foot > span {float: right;margin-top: 20px;color: orange;cursor: pointer;
}.sms {color: orange;cursor: pointer;display: inline-block;width: 70px;text-align: center;user-select: none;
}
</style>