567 lines
14 KiB
Vue
567 lines
14 KiB
Vue
<template>
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<div style="height:100vh">
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<div class="container">
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<div class="logo-container">
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<img src="../../../public/logobig.svg" class="log-img" />
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<!--<div class="brand-logo">
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<div class="text-container">
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<div class="main-text">
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inHaos
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<span class="tm">TM</span>
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</div>
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<div class="sub-text">Everything done in house</div>
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</div>
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</div>-->
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</div>
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<div class="login-container">
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<h1>宝来威设备监控平台</h1>
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<el-form :model="form"
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status-icon
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:disabled="isLocked"
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class="login-form"
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@submit.prevent="handleSubmit">
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<!-- 账号输入 -->
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<el-form-item prop="username">
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<el-input v-model="form.username"
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placeholder="请输入账号"
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clearable
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@focus="scrollToFormBottom"
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:prefix-icon="User" />
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</el-form-item>
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<!-- 密码输入 -->
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<el-form-item prop="password">
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<el-input v-model="form.password"
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type="password"
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placeholder="请输入密码"
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show-password
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@focus="scrollToFormBottom"
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:prefix-icon="Lock" />
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</el-form-item>
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<!-- 验证码区域 -->
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<el-form-item prop="code" class="captcha-container">
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<div class="captcha-input">
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<el-input v-model="form.code"
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@focus="scrollToFormBottom"
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placeholder="请输入验证码"
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:prefix-icon="Key"
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maxlength="4" />
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<img :src="captchaSrc"
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class="captcha-image"
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alt="验证码"
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@click="generateCaptcha" />
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</div>
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</el-form-item>
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<!-- 记住我 & 操作按钮 -->
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<el-form-item>
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<div class="form-actions">
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<el-checkbox v-model="form.remember">记住我</el-checkbox>
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<el-button type="primary"
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native-type="submit"
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:loading="loading"
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:disabled="submitDisabled">
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{{ isLocked ? `请等待${lockRemainTime}后重试` : '立即登录' }}
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</el-button>
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</div>
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</el-form-item>
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<!-- 错误提示 -->
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<div v-if="errorAttempts > 0" class="error-tip">
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已错误尝试 {{ errorAttempts }} 次（5次后将锁定账号）
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</div>
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</el-form>
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</div>
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</div>
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</div>
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</template>
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<script setup>
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import { ref, inject, onMounted, computed } from 'vue'
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import { useRouter } from 'vue-router'
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import { ElMessage } from 'element-plus'
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import { User, Lock, Key } from '@element-plus/icons-vue'
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import { useNow } from '@vueuse/core';
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const checkLoginStatus = inject('checkLoginStatus');
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const calculateTimeDiff = inject('calculateTimeDiff');
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const router = useRouter()
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const $http = inject('$http')
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// 响应式状态
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const form = ref({
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username: localStorage.getItem('rememberedUsername') || '',
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password: localStorage.getItem('rememberedPassword') || '',
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remember: localStorage.getItem('rememberedUsername') ?
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Boolean(localStorage.getItem('rememberedUsername')) :
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true,
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code: ''
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})
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const isDarkMode = ref(window.matchMedia('(prefers-color-scheme: dark)').matches)
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const loading = ref(false);
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const submitDisabled = ref(false);
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const isLocked = ref(false);
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const errorAttempts = ref(parseInt(localStorage.getItem('loginErrorAttempts')) || 0);
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const lockUntil = ref(parseInt(localStorage.getItem('loginLockUntil')) || 0);
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const captchaSrc = ref('');
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const captchaValue = ref('');
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// 计算属性
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const lockRemainTime = computed(() => {
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if (!isLocked) return '00:00'
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const remain = (lockUntil.value - Date.now()) / 1000
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return `${Math.floor(remain / 60)}分${Math.floor(remain % 60)}秒`
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})
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// 方法实现
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const initAuthState = () => {
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if (lockUntil.value && Date.now() < lockUntil.value) {
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setupUnlockTimer(lockUntil.value - Date.now())
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}
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}
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// 新增深色模式状态
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if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
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isDarkMode.value = true;
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} else {
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isDarkMode.value = false;
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}
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const setupUnlockTimer = (duration) => {
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isLocked.value = true
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setTimeout(() => {
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isLocked.value = false
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errorAttempts.value = 0
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localStorage.removeItem('loginLockUntil')
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localStorage.removeItem('loginErrorAttempts')
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}, duration)
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}
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// 生成验证码
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const generateCaptcha = () => {
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const canvas = document.createElement('canvas');
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const ctx = canvas.getContext('2d');
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const chars = '0123456789';
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let captcha = '';
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canvas.width = 86;
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canvas.height = 30;
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// 生成验证码字符串
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for (let i = 0; i < 4; i++) {
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captcha += chars.charAt(Math.floor(Math.random() * chars.length));
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}
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captchaValue.value = captcha; // 存储验证码值用于验证
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// 绘制背景
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ctx.fillStyle = isDarkMode.value ? '#242424' : '#FFFFFF';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// 绘制噪点
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ctx.fillStyle = isDarkMode.value ? '#FFFFFF' : '#000000';
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for (let i = 0; i < 33; i++) {
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const x = Math.random() * canvas.width;
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const y = Math.random() * canvas.height;
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ctx.beginPath();
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ctx.arc(x, y, 1, 0, Math.PI * 2, false);
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ctx.fill();
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}
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// 绘制验证码
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ctx.font = '24px Arial';
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let xnd = 10;
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for (let i = 0; i < captcha.length; i++) {
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const angle = (Math.random() * 30) - 15; // -10度到+10度
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// 保存当前状态
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ctx.save();
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// 旋转并绘制文字
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ctx.translate(xnd, 20);
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ctx.rotate(angle * Math.PI / 180);
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ctx.fillText(captcha[i], 0, 0);
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// 恢复状态
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ctx.restore();
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// 更新下一个字符的x位置
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xnd += 15 + Math.abs(angle) / 2; // 根据角度调整字符间距
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}
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// 添加5-10条干扰条纹
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ctx.strokeStyle = '#6F4A2F';
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const bug = Math.floor(Math.random() * 6) + 3
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for (let i = 0; i < bug; i++) {
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ctx.beginPath();
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ctx.moveTo(Math.random() * canvas.width, Math.random() * canvas.height);
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ctx.lineTo(Math.random() * canvas.width, Math.random() * canvas.height);
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ctx.stroke();
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}
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// 将canvas转换为图片URL
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captchaSrc.value = canvas.toDataURL('image/png');
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}
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// 仅供展示
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import config from '../../../public/config.js';
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// 登录方法
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const handleSubmit = async () => {
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if (isLocked.value || submitDisabled.value) return
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if (!validateForm()) return
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try {
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loading.value = true
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/* const response = await $http.post('LeiDa/Login', {
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username: form.value.username,
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password: form.value.password
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})
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console.log(response)*/
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// 仅供展示使用
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form.value = {
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username: 'admin',
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password: 'blw@123',
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remember: true,
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}
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const response = config.adminLogin
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//
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setTimeout(() => {
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handleLoginResponse(response.data)
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}, 555)
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//handleLoginResponse(response.data)
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} catch (error) {
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handleLoginError(error)
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} finally {
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loading.value = false
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}
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}
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// 新增表单验证方法
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const validateForm = () => {
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if (!form.value.username.trim()) {
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ElMessage.error('请输入账号！')
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return false
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}
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if (!form.value.password.trim()) {
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ElMessage.error('请输入密码！')
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return false
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}
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if (!form.value.code.trim()) {
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ElMessage.error('请输入验证码！')
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return false
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}
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if (form.value.code !== captchaValue.value) {
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ElMessage.error('验证码错误！')
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generateCaptcha()
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return false
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}
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return true
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}
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// 新增错误处理方法
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const handleLoginError = (error) => {
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console.error('登录请求失败:', error)
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ElMessage.error('网络请求失败，请检查网络连接')
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errorAttempts.value++
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}
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const handleLoginResponse = (data) => {
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if (data.isok) {
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handleLoginSuccess(JSON.parse(data.response))
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} else {
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handleLoginFailure(data.message)
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}
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}
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// 滚动到表单底部（用于移动端输入框聚焦）
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const scrollToFormBottom = () => {
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window.scrollTo({
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top: document.body.scrollHeight,
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behavior: 'smooth'
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});
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}
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const handleLoginSuccess = (userData) => {
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if (!userData.isok) {
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handleLoginFailure(userData.message)
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return
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}
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// 登录成功处理...
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errorAttempts.value = 0
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if (localStorage.getItem('ATTEMPTS_STORAGE_KEY')) {
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localStorage.removeItem(ATTEMPTS_STORAGE_KEY)
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}
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if (localStorage.getItem('LOCK_STORAGE_KEY')) {
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localStorage.removeItem(LOCK_STORAGE_KEY)
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}
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localStorage.removeItem('loginErrorAttempts')
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localStorage.setItem('username', form.value.username)
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localStorage.setItem('login', true)
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//localStorage.setItem('permission', userData.response)
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localStorage.setItem('AccessibleHotels', JSON.stringify(userData.response))
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localStorage.setItem("TokenT", new Date())
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// 记住账号和密码
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if (form.value.remember) {
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localStorage.setItem('rememberedUsername', form.value.username)
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localStorage.setItem('rememberedPassword', form.value.password)
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} else {
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if (localStorage.getItem('rememberedUsername')) {
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localStorage.removeItem('rememberedPassword')
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}
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}
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ElMessage.success(`登录成功，欢迎：${form.value.username}！`)
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router.push('/home')
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}
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const handleLoginFailure = (message) => {
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ElMessage.error(message)
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errorAttempts.value++
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localStorage.setItem('loginErrorAttempts', errorAttempts.value)
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if (errorAttempts.value >= 5) {
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const lockUntil = Date.now() + 3600000
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lockUntil.value = lockUntil
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localStorage.setItem('loginLockUntil', lockUntil)
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setupUnlockTimer(3600000)
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}
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}
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// 验证时间
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const TokenTCheck = () => {
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generateCaptcha()
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//console.log(localStorage.getItem("TokenT"))
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if (localStorage.getItem("TokenT")) {
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if (calculateTimeDiff(localStorage.getItem("TokenT")) < 660000) {
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form.value.code = captchaValue.value
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if (validateForm()) {
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handleSubmit()
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}
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} else {
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localStorage.removeItem("TokenT")
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}
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}
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}
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// 初始化
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onMounted(() => {
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localStorage.removeItem('AccessibleHotels')
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localStorage.setItem('login', false)
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TokenTCheck()
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initAuthState()
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checkLoginStatus()
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})
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</script>
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<style scoped>
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.container {
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display: flex;
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height: 100%;
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width: 100%;
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}
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.logo-container, .login-container {
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flex: 1; /* 各占50% */
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display: flex;
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flex-direction: column;
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align-items: center; /* 水平居中 */
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justify-content: center; /* 垂直居中 */
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/*min-height: 100vh;*/
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}
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.logo-image {
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width: 80%;
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max-width: 400px;
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height: auto;
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}
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.login-title {
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margin: 2rem 0;
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text-align: center;
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}
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/* 外层容器样式 */
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div[style*="display: flex"] {
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display: flex;
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justify-content: space-between;
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align-items: flex-start;
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padding: 20px;
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}
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/* 通用样式保持 */
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.captcha-container {
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margin-bottom: 18px;
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}
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.captcha-input {
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display: flex;
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gap: 10px;
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}
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.captcha-image {
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height: 40px;
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cursor: pointer;
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border-radius: 4px;
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border: 1px solid var(--el-border-color);
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}
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.form-actions {
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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.error-tip {
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color: var(--el-color-danger);
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font-size: 12px;
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text-align: center;
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margin-top: -10px;
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margin-bottom: 10px;
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}
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.brand-logo {
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display: flex;
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align-items: center;
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padding: 20px;
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font-family: Arial, sans-serif;
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cursor: default; /* 禁用文本选择光标 */
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user-select: none;
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-webkit-user-select: none;
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-moz-user-select: none;
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-ms-user-select: none;
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}
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.symbol-container {
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position: relative;
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margin-right: 25px;
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pointer-events: none; /* 禁用图形部分交互 */
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}
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.text-container {
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display: flex;
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flex-direction: column;
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pointer-events: none; /* 禁用文字部分交互 */
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}
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.main-text {
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font-size: 88px;
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font-weight: 900; /* 加粗程度提升 */
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font-style: italic; /* 新增斜体效果 */
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margin-bottom: 5px;
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font-family: Arial, sans-serif; /* 确保斜体生效 */
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transform: skewX(-10deg);
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}
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/* 其他保持原有样式 */
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h1 {
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margin: 100px 0px 100px 0px;
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text-align: center
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}
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.sub-text {
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font-size: 12px;
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letter-spacing: 0.5px;
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text-align: left;
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}
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.log-img {
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width: 400px;
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height: auto;
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}
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/* 移动端适配 */
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@media (max-width: 768px) {
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.log-img {
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width: 220px;
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}
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div [style*="display: flex"] {
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flex-direction: column; /* 改为垂直布局 */
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padding: 100px;
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}
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/* 图片容器调整 */
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div[style*="display: flex"] > div:first-child {
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width: 100%;
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margin: 0 auto;
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text-align: center;
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}
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/* 图片样式调整 */
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img[src*="logobig.svg"] {
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/* width: 80% !important;*/
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max-width: 300px;
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margin: 0 auto !important;
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display: block;
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}
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.login-container {
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flex: 9;
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}
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.logo-container,
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.login-container {
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padding: 0rem;
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justify-content: start;
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}
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.main-text {
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font-size: 66px;
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}
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/* 验证码输入容器 */
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/* .captcha-input {
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flex-direction: column;
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gap: 10px;
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}*/
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/* 验证码图片 */
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.captcha-image {
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width: 120px;
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height: auto;
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}
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.container {
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flex-direction: column;
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}
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.logo-container,
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.login-container {
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width: 100%;
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min-height: auto;
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padding: 2rem;
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}
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.logo-image {
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max-width: 280px;
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margin-top: 2rem;
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}
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.login-container {
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box-shadow: none;
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}
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h1 {
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margin: 10px 0px 50px 0px;
|
||
}
|
||
|
||
.login-form {
|
||
padding: 0;
|
||
}
|
||
}
|
||
</style>
|