127 lines
3.7 KiB
JavaScript
127 lines
3.7 KiB
JavaScript
layui.use(['form', 'layer'], function(){
|
|
var form = layui.form;
|
|
var layer = layui.layer;
|
|
var $ = layui.$;
|
|
|
|
// 检查用户是否已登录
|
|
function checkIfLoggedIn() {
|
|
const token = localStorage.getItem('token');
|
|
if (token) {
|
|
window.location.href = '/';
|
|
}
|
|
}
|
|
|
|
// 页面加载时检查登录状态
|
|
checkIfLoggedIn();
|
|
|
|
// 加载验证码
|
|
function loadCaptcha() {
|
|
fetch('/api/captcha')
|
|
.then(response => {
|
|
if (!response.ok) {
|
|
throw new Error('Network response was not ok');
|
|
}
|
|
return response.json();
|
|
})
|
|
.then(data => {
|
|
if (data.error) {
|
|
layer.msg(data.error);
|
|
return;
|
|
}
|
|
// 确保图片数据正确加载
|
|
if (data.imageBase64) {
|
|
$('#captchaImg').attr('src', 'data:image/png;base64,' + data.imageBase64);
|
|
$('input[name=captchaId]').val(data.captchaId);
|
|
} else {
|
|
throw new Error('验证码图片数据无效');
|
|
}
|
|
})
|
|
.catch(error => {
|
|
layer.msg('获取验证码失败：' + error.message);
|
|
// 设置一个默认的错误图片
|
|
$('#captchaImg').attr('src', '/static/images/captcha-error.png');
|
|
});
|
|
}
|
|
|
|
// 页面加载时获取验证码
|
|
loadCaptcha();
|
|
|
|
// 点击验证码图片刷新
|
|
$('#captchaImg').on('click', function() {
|
|
loadCaptcha();
|
|
});
|
|
|
|
// 登录表单提交
|
|
form.on('submit(login)', function(data){
|
|
var field = data.field;
|
|
|
|
// 添加验证码验证
|
|
if (!field.captcha) {
|
|
layer.msg('请输入验证码');
|
|
return false;
|
|
}
|
|
|
|
if (!field.captchaId) {
|
|
layer.msg('验证码已失效，请刷新');
|
|
loadCaptcha();
|
|
return false;
|
|
}
|
|
|
|
fetch('/api/login', {
|
|
method: 'POST',
|
|
headers: {
|
|
'Content-Type': 'application/json'
|
|
},
|
|
body: JSON.stringify({
|
|
username: field.username,
|
|
password: field.password,
|
|
captcha: field.captcha,
|
|
captchaId: field.captchaId
|
|
})
|
|
})
|
|
.then(response => {
|
|
if (!response.ok) {
|
|
throw new Error('Network response was not ok');
|
|
}
|
|
return response.json();
|
|
})
|
|
.then(result => {
|
|
if (result.error) {
|
|
layer.msg(result.error);
|
|
loadCaptcha(); // 刷新验证码
|
|
return;
|
|
}
|
|
// 确保 token 被正确设置
|
|
document.cookie = `token=${result.token}; path=/; secure; samesite=strict`;
|
|
localStorage.setItem('token', result.token);
|
|
window.location.href = '/';
|
|
})
|
|
.catch(error => {
|
|
layer.msg('登录失败：' + error.message);
|
|
loadCaptcha(); // 刷新验证码
|
|
});
|
|
|
|
return false;
|
|
});
|
|
|
|
// 注册账号点击事件
|
|
$('.register').on('click', function(){
|
|
layer.open({
|
|
type: 2,
|
|
title: '注册账号',
|
|
area: ['500px', '400px'],
|
|
content: '/register.html'
|
|
});
|
|
});
|
|
|
|
// 忘记密码点击事件
|
|
$('.forget-pwd').on('click', function(){
|
|
layer.open({
|
|
type: 2,
|
|
title: '重置密码',
|
|
area: ['500px', '300px'],
|
|
content: '/reset-password.html'
|
|
});
|
|
});
|
|
|
|
});
|