2 Commits

Author SHA1 Message Date
333a31853d 添加登录页面 2025-07-16 03:24:01 +00:00
13dd353ac4 添加首页 2025-07-16 03:23:43 +00:00
5 changed files with 0 additions and 596 deletions

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name: OpenAI Code Review
uses: bhavik/gitea-code-review-action@v0.1
with:
PROGRAMMING_LANGUAGE: 'JavaScript'
REVIEW_COMMENT_PREFIX: 'openai:'
FULL_REVIEW_COMMENT: 'openai'
OPENAI_TOKEN: ${{ secrets.OPENAI_TOKEN }}
GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}

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/* 基本样式重置 */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Microsoft YaHei', Arial, sans-serif;
line-height: 1.6;
color: #333;
background-color: #f4f4f4;
}
.container {
width: 90%;
max-width: 1200px;
margin: 0 auto;
padding: 0 20px;
}
/* 头部样式 */
header {
background-color: #3498db;
color: #fff;
padding: 1rem 0;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
header h1 {
margin: 0;
font-size: 1.8rem;
}
nav {
margin-top: 1rem;
}
nav ul {
list-style: none;
display: flex;
}
nav ul li {
margin-right: 20px;
}
nav ul li a {
color: #fff;
text-decoration: none;
padding: 5px 10px;
border-radius: 3px;
transition: background-color 0.3s;
}
nav ul li a:hover,
nav ul li a.active {
background-color: rgba(255,255,255,0.2);
}
/* 页脚样式 */
footer {
background-color: #333;
color: #fff;
padding: 1rem 0;
margin-top: 2rem;
text-align: center;
}
/* 主内容区域 */
main {
padding: 2rem 0;
}
.welcome-section {
background-color: #fff;
padding: 2rem;
border-radius: 5px;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
margin-top: 2rem;
}
/* 登录页面样式 */
.login-page {
background-color: #f9f9f9;
height: 100vh;
display: flex;
align-items: center;
justify-content: center;
}
.login-container {
width: 100%;
max-width: 400px;
padding: 1rem;
}
.login-box {
background-color: #fff;
padding: 2rem;
border-radius: 5px;
box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}
.login-box h1 {
text-align: center;
margin-bottom: 2rem;
color: #3498db;
}
.form-group {
margin-bottom: 1.5rem;
}
label {
display: block;
margin-bottom: 0.5rem;
font-weight: bold;
}
input[type="text"],
input[type="password"] {
width: 100%;
padding: 0.8rem;
border: 1px solid #ddd;
border-radius: 4px;
font-size: 1rem;
transition: border-color 0.3s;
}
input[type="text"]:focus,
input[type="password"]:focus {
border-color: #3498db;
outline: none;
box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}
.btn-login {
background-color: #3498db;
color: #fff;
border: none;
padding: 0.8rem;
width: 100%;
font-size: 1rem;
border-radius: 4px;
cursor: pointer;
transition: background-color 0.3s;
}
.btn-login:hover {
background-color: #2980b9;
}
.error-message {
color: #e74c3c;
font-size: 0.85rem;
margin-top: 5px;
display: block;
}
.form-message {
text-align: center;
margin-top: 1rem;
font-weight: bold;
}
.form-message.error {
color: #e74c3c;
}
.form-message.success {
color: #2ecc71;
}
/* 响应式设计 */
@media screen and (max-width: 768px) {
header h1 {
font-size: 1.5rem;
}
nav ul {
flex-direction: column;
}
nav ul li {
margin-right: 0;
margin-bottom: 0.5rem;
}
}
@media screen and (max-width: 480px) {
.login-container {
padding: 0.5rem;
}
.login-box {
padding: 1.5rem;
}
.login-box h1 {
font-size: 1.5rem;
}
}

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/**
* 登录功能实现
* 原生JavaScript不依赖框架
*/
document.addEventListener('DOMContentLoaded', function() {
const loginForm = document.getElementById('loginForm');
const usernameInput = document.getElementById('username');
const passwordInput = document.getElementById('password');
const usernameError = document.getElementById('username-error');
const passwordError = document.getElementById('password-error');
const formMessage = document.getElementById('form-message');
// 用于演示的模拟用户数据
const mockUsers = [
{ username: 'admin', password: 'admin123' },
{ username: 'user', password: 'user123' }
];
/**
* 表单提交处理
*/
loginForm.addEventListener('submit', function(e) {
e.preventDefault();
// 重置错误信息
resetErrors();
// 获取输入值
const username = usernameInput.value.trim();
const password = passwordInput.value.trim();
// 验证表单
let isValid = validateForm(username, password);
if (isValid) {
// 模拟登录请求
mockLogin(username, password);
}
});
/**
* 表单验证
*/
function validateForm(username, password) {
let isValid = true;
// 验证用户名
if (username === '') {
displayError(usernameError, '请输入用户名');
isValid = false;
} else if (username.length < 3) {
displayError(usernameError, '用户名长度必须至少为3个字符');
isValid = false;
}
// 验证密码
if (password === '') {
displayError(passwordError, '请输入密码');
isValid = false;
} else if (password.length < 6) {
displayError(passwordError, '密码长度必须至少为6个字符');
isValid = false;
}
return isValid;
}
/**
* 显示错误信息
*/
function displayError(element, message) {
element.textContent = message;
}
/**
* 重置错误信息
*/
function resetErrors() {
usernameError.textContent = '';
passwordError.textContent = '';
formMessage.textContent = '';
formMessage.className = 'form-message';
}
/**
* 模拟登录
*/
function mockLogin(username, password) {
// 显示加载状态
formMessage.textContent = '登录中...';
formMessage.className = 'form-message';
// 模拟网络延迟
setTimeout(function() {
// 检查用户是否存在
const user = mockUsers.find(user =>
user.username === username && user.password === password
);
if (user) {
// 登录成功
formMessage.textContent = '登录成功,即将跳转...';
formMessage.className = 'form-message success';
// 保存登录状态到本地存储
localStorage.setItem('isLoggedIn', 'true');
localStorage.setItem('username', username);
// 重定向到首页
setTimeout(function() {
window.location.href = 'index.html';
}, 1000);
} else {
// 登录失败
formMessage.textContent = '用户名或密码错误';
formMessage.className = 'form-message error';
}
}, 1000);
}
});

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/**
* 主页JavaScript
*/
document.addEventListener('DOMContentLoaded', function() {
// 检查用户是否已登录
checkLoginStatus();
// 初始化页面事件
initEvents();
});
/**
* 检查用户登录状态
*/
function checkLoginStatus() {
const isLoggedIn = localStorage.getItem('isLoggedIn');
if (!isLoggedIn) {
// 如果未登录,重定向到登录页面
window.location.href = 'login.html';
return;
}
// 获取并显示用户名
const username = localStorage.getItem('username');
if (username) {
document.getElementById('username').textContent = username;
}
}
/**
* 初始化页面事件
*/
function initEvents() {
// 退出登录
const logoutBtn = document.getElementById('logout');
if (logoutBtn) {
logoutBtn.addEventListener('click', function(e) {
e.preventDefault();
logout();
});
}
}
/**
* 退出登录
*/
function logout() {
// 清除本地存储中的登录信息
localStorage.removeItem('isLoggedIn');
localStorage.removeItem('username');
// 重定向到登录页面
window.location.href = 'login.html';
}

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/**
* 快速排序算法实现
* 时间复杂度: 平均 O(n log n), 最坏 O(n²)
* 空间复杂度: O(log n)
*/
// 基本快速排序实现
function quickSort(arr) {
// 基本情况如果数组长度小于等于1直接返回
if (arr.length <= 1) {
return arr;
}
// 选择基准值(这里选择最后一个元素)
const pivot = arr[arr.length - 1];
const left = [];
const right = [];
// 将数组分成两部分
for (let i = 0; i < arr.length - 1; i++) {
if (arr[i] <= pivot) {
left.push(arr[i]);
} else {
right.push(arr[i]);
}
}
// 递归排序左右两部分,然后合并
return [...quickSort(left), pivot, ...quickSort(right)];
}
// 原地快速排序(更高效,不创建新数组)
function quickSortInPlace(arr, left = 0, right = arr.length - 1) {
if (left < right) {
const pivotIndex = partition(arr, left, right);
quickSortInPlace(arr, left, pivotIndex - 1);
quickSortInPlace(arr, pivotIndex + 1, right);
}
return arr;
}
// 分区函数
function partition(arr, left, right) {
// 选择最右边的元素作为基准值
const pivot = arr[right];
let i = left - 1;
// 将小于基准值的元素移到左边
for (let j = left; j < right; j++) {
if (arr[j] <= pivot) {
i++;
[arr[i], arr[j]] = [arr[j], arr[i]]; // 交换元素
}
}
// 将基准值放到正确的位置
[arr[i + 1], arr[right]] = [arr[right], arr[i + 1]];
return i + 1;
}
// 优化的快速排序(三数取中法选择基准值)
function quickSortOptimized(arr, left = 0, right = arr.length - 1) {
if (left < right) {
const pivotIndex = partitionOptimized(arr, left, right);
quickSortOptimized(arr, left, pivotIndex - 1);
quickSortOptimized(arr, pivotIndex + 1, right);
}
return arr;
}
// 优化的分区函数(三数取中法)
function partitionOptimized(arr, left, right) {
// 三数取中法选择基准值
const mid = Math.floor((left + right) / 2);
const pivot = medianOfThree(arr, left, mid, right);
// 将基准值移到最右边
[arr[pivot], arr[right]] = [arr[right], arr[pivot]];
let i = left - 1;
for (let j = left; j < right; j++) {
if (arr[j] <= arr[right]) {
i++;
[arr[i], arr[j]] = [arr[j], arr[i]];
}
}
[arr[i + 1], arr[right]] = [arr[right], arr[i + 1]];
return i + 1;
}
// 三数取中法
function medianOfThree(arr, left, mid, right) {
const a = arr[left];
const b = arr[mid];
const c = arr[right];
if (a < b) {
if (b < c) return mid;
else if (a < c) return right;
else return left;
} else {
if (a < c) return left;
else if (b < c) return right;
else return mid;
}
}
// 测试函数
function testQuickSort() {
console.log("=== 快速排序算法测试 ===");
// 测试用例
const testCases = [
[64, 34, 25, 12, 22, 11, 90],
[5, 2, 4, 6, 1, 3],
[1],
[],
[3, 3, 3, 3],
[9, 8, 7, 6, 5, 4, 3, 2, 1]
];
testCases.forEach((testCase, index) => {
console.log(`\n测试用例 ${index + 1}: [${testCase.join(', ')}]`);
// 测试基本快速排序
const arr1 = [...testCase];
const result1 = quickSort(arr1);
console.log(`基本快速排序: [${result1.join(', ')}]`);
// 测试原地快速排序
const arr2 = [...testCase];
const result2 = quickSortInPlace(arr2);
console.log(`原地快速排序: [${result2.join(', ')}]`);
// 测试优化快速排序
const arr3 = [...testCase];
const result3 = quickSortOptimized(arr3);
console.log(`优化快速排序: [${result3.join(', ')}]`);
});
}
// 性能测试函数
function performanceTest() {
console.log("\n=== 性能测试 ===");
// 生成随机数组
const generateRandomArray = (size) => {
return Array.from({length: size}, () => Math.floor(Math.random() * 1000));
};
const sizes = [100, 1000, 10000];
sizes.forEach(size => {
const arr = generateRandomArray(size);
console.log(`\n数组大小: ${size}`);
// 测试基本快速排序
const arr1 = [...arr];
const start1 = performance.now();
quickSort(arr1);
const end1 = performance.now();
console.log(`基本快速排序: ${(end1 - start1).toFixed(2)}ms`);
// 测试原地快速排序
const arr2 = [...arr];
const start2 = performance.now();
quickSortInPlace(arr2);
const end2 = performance.now();
console.log(`原地快速排序: ${(end2 - start2).toFixed(2)}ms`);
// 测试优化快速排序
const arr3 = [...arr];
const start3 = performance.now();
quickSortOptimized(arr3);
const end3 = performance.now();
console.log(`优化快速排序: ${(end3 - start3).toFixed(2)}ms`);
});
}
// 导出函数供其他模块使用
if (typeof module !== 'undefined' && module.exports) {
module.exports = {
quickSort,
quickSortInPlace,
quickSortOptimized,
testQuickSort,
performanceTest
};
}
// 如果直接在浏览器中运行,执行测试
if (typeof window !== 'undefined') {
// 将函数添加到全局作用域
window.quickSort = quickSort;
window.quickSortInPlace = quickSortInPlace;
window.quickSortOptimized = quickSortOptimized;
window.testQuickSort = testQuickSort;
window.performanceTest = performanceTest;
console.log("快速排序算法已加载,可以使用以下函数:");
console.log("- quickSort(arr): 基本快速排序");
console.log("- quickSortInPlace(arr): 原地快速排序");
console.log("- quickSortOptimized(arr): 优化快速排序");
console.log("- testQuickSort(): 运行测试用例");
console.log("- performanceTest(): 运行性能测试");
}