Huaihua-High-tech-Zone/src/views/login.vue

<template>
	<div class="login">
		<el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
			<h3 class="title">怀化高新区企业信用分级分类服务平台</h3>
			<el-form-item prop="username">
				<el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
					<template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
				</el-input>
			</el-form-item>
			<el-form-item prop="password">
				<el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码"
					@keyup.enter="handleLogin">
					<template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
				</el-input>
			</el-form-item>
			<el-form-item prop="code" v-if="captchaOnOff">
				<el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%"
					@keyup.enter="handleLogin">
					<template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
				</el-input>
				<div class="login-code">
					<img :src="codeUrl" @click="getCode" class="login-code-img" />
				</div>
			</el-form-item>
			<el-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px">记住密码</el-checkbox>
			<el-form-item style="width: 100%">
				<el-button :loading="loading" size="large" type="primary" style="width: 100%"
					@click.prevent="handleLogin">
					<span v-if="!loading">登 录</span>
					<span v-else>登 录 中...</span>
				</el-button>
				<div style="float: right" v-if="register">
					<router-link class="link-type" :to="'/register'">立即注册</router-link>
				</div>
			</el-form-item>
		</el-form>
		<!--  底部  -->
		<!-- <div class="el-login-footer">
      <span>Copyright © 2018 湖南顶壹信息技术有限公司 湘ICP备 18016393号-1</span>
    </div> -->
	</div>
</template>

<script setup>
	import {
		getCodeImg
	} from '@/api/login'
	import Cookies from 'js-cookie'
	import {
		encrypt,
		decrypt
	} from '@/utils/jsencrypt'

	const store = useStore()
	const router = useRouter()
	const {
		proxy
	} = getCurrentInstance()

	const loginForm = ref({
		username: '',
		password: '',
		rememberMe: false,
		code: '',
		uuid: ''
	})

	const loginRules = {
		username: [{
			required: true,
			trigger: 'blur',
			message: '请输入您的账号'
		}],
		password: [{
			required: true,
			trigger: 'blur',
			message: '请输入您的密码'
		}],
		code: [{
			required: true,
			trigger: 'change',
			message: '请输入验证码'
		}]
	}

	const codeUrl = ref('')
	const loading = ref(false)
	// 验证码开关
	const captchaOnOff = ref(true)
	// 注册开关
	const register = ref(true)
	const redirect = ref(undefined)

	function handleLogin() {
		proxy.$refs.loginRef.validate((valid) => {
			if (valid) {
				loading.value = true
				// 勾选了需要记住密码设置在cookie中设置记住用户名和命名
				if (loginForm.value.rememberMe) {
					Cookies.set('username', loginForm.value.username, {
						expires: 30
					})
					Cookies.set('password', encrypt(loginForm.value.password), {
						expires: 30
					})
					Cookies.set('rememberMe', loginForm.value.rememberMe, {
						expires: 30
					})
				} else {
					// 否则移除
					Cookies.remove('username')
					Cookies.remove('password')
					Cookies.remove('rememberMe')
				}
				// 调用action的登录方法
				store
					.dispatch('Login', loginForm.value)
					.then(() => {
						localStorage.setItem('username', loginForm.value.username)
						router.push({
							path: '/index'
						})
					})
					.catch(() => {
						loading.value = false
            loginForm.value.code = ''
						// 重新获取验证码
						if (captchaOnOff.value) {
							getCode()
						}
					})
			}
		})
	}

	function getCode() {
		getCodeImg().then((res) => {
			captchaOnOff.value =
				res.captchaOnOff === undefined ? true : res.captchaOnOff
			if (captchaOnOff.value) {
				codeUrl.value = 'data:image/gif;base64,' + res.img
				loginForm.value.uuid = res.uuid
			}
		})
	}

	function getCookie() {
		const username = Cookies.get('username')
		const password = Cookies.get('password')
		const rememberMe = Cookies.get('rememberMe')
		loginForm.value = {
			username: username === undefined ? loginForm.value.username : username,
			password: password === undefined ? loginForm.value.password : decrypt(password),
			rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
		}
	}

	getCode()
	getCookie()
</script>

<style lang="scss" scoped>
	.login {
		display: flex;
		justify-content: center;
		align-items: center;
		height: 100%;
		background-image: url('../assets/images/login-bg.jpg');
		background-size: cover;
	}

	.title {
		margin: 0px auto 30px auto;
		text-align: center;
		color: #707070;
	}

	.login-form {
		border-radius: 6px;
		background: #ffffff;
		width: 400px;
		padding: 25px 25px 5px 25px;

		.el-input {
			height: 40px;

			input {
				height: 40px;
			}
		}

		.input-icon {
			height: 39px;
			width: 14px;
			margin-left: 0px;
		}
	}

	.login-tip {
		font-size: 13px;
		text-align: center;
		color: #bfbfbf;
	}

	.login-code {
		width: 33%;
		height: 40px;
		float: right;

		img {
			cursor: pointer;
			vertical-align: middle;
		}
	}

	.el-login-footer {
		height: 40px;
		line-height: 40px;
		position: fixed;
		bottom: 0;
		width: 100%;
		text-align: center;
		color: #fff;
		font-family: Arial;
		font-size: 12px;
		letter-spacing: 1px;
	}

	.login-code-img {
		height: 40px;
		padding-left: 12px;
	}
</style>