74 lines
1.9 KiB
JavaScript
74 lines
1.9 KiB
JavaScript
// utils/timedCall.js
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const STORAGE_KEY = 'timedCallStorage';
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/**
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* 初始化或重置定时任务
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* @param {string} taskName 任务名称
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* @param {function} callback 回调函数
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* @param {number} interval 间隔时间（毫秒），默认5分钟
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*/
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// export function setupTimedTask(taskName, callback, interval = 5 * 60 * 1000) {
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export function setupTimedTask(taskName, callback, interval = 5 * 60 * 1000) {
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// 清除现有定时器
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clearExistingTimer(taskName);
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// 立即执行任务
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executeTask(taskName, callback, interval);
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}
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/**
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* 清除定时任务
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* @param {string} taskName 任务名称
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*/
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export function clearTimedTask(taskName) {
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clearExistingTimer(taskName);
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// 更新存储
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const storedData = wx.getStorageSync(STORAGE_KEY) || {};
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delete storedData[taskName];
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wx.setStorageSync(STORAGE_KEY, storedData);
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}
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// ========== 私有方法 ==========
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// 清除现有定时器
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function clearExistingTimer(taskName) {
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const storedData = wx.getStorageSync(STORAGE_KEY) || {};
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const taskData = storedData[taskName] || {};
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if (taskData.timerId) {
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clearTimeout(taskData.timerId);
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}
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}
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// 执行任务并设置下一次执行
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function executeTask(taskName, callback, interval) {
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// 执行回调函数
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callback();
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// 记录执行时间
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const now = Date.now();
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// 设置下一次执行的定时器
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const timerId = setTimeout(() => {
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executeTask(taskName, callback, interval);
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}, interval);
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// 更新存储
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updateStorage(taskName, {
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lastExecTime: now,
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timerId: timerId,
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interval: interval
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});
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}
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// 更新存储数据
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function updateStorage(taskName, newData) {
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const storedData = wx.getStorageSync(STORAGE_KEY) || {};
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storedData[taskName] = {
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...(storedData[taskName] || {}),
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...newData
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};
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wx.setStorageSync(STORAGE_KEY, storedData);
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} |