// utils.js - 通用工具函数

// 保存数据到localStorage
function setLocalStorage(name, value) {
    try {
        localStorage.setItem(name, value);
    } catch (e) {
        console.error('保存数据失败:', e);
    }
}

// 从localStorage获取数据
function getLocalStorage(name) {
    try {
        return localStorage.getItem(name);
    } catch (e) {
        console.error('获取数据失败:', e);
        return null;
    }
}

// 从localStorage删除数据
function removeLocalStorage(name) {
    try {
        localStorage.removeItem(name);
    } catch (e) {
        console.error('删除数据失败:', e);
    }
}

// 更新当前时间
function updateCurrentTime() {
    const now = new Date();
    const hours = now.getHours().toString().padStart(2, '0');
    const minutes = now.getMinutes().toString().padStart(2, '0');
    const seconds = now.getSeconds().toString().padStart(2, '0');
    const timeString = `${hours}:${minutes}:${seconds}`;

    document.getElementById('current-time').textContent = timeString;
}