62 lines
2.4 KiB
JavaScript
62 lines
2.4 KiB
JavaScript
/**
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* 手动修复历史记录搜索防抖优化
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*/
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const fs = require('fs');
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const path = require('path');
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const historyJsPath = path.join(__dirname, '../js/history/history.js');
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let content = fs.readFileSync(historyJsPath, 'utf8');
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// 检查是否已经应用
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if (content.includes('debouncedRenderHistoryList')) {
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console.log('✅ 防抖优化已存在');
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process.exit(0);
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}
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// 在 historySearchInput 定义后添加防抖函数
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const lines = content.split('\n');
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const newLines = [];
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let inserted = false;
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for (let i = 0; i < lines.length; i++) {
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newLines.push(lines[i]);
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// 在 "const historyFolderSelectMobile" 这行后插入
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if (!inserted && lines[i].includes('const historyFolderSelectMobile')) {
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newLines.push('');
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newLines.push(' // 性能优化：防抖函数（减少频繁的渲染调用）');
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newLines.push(' function debounce(fn, delay) {');
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newLines.push(' let timer = null;');
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newLines.push(' return function debounced(...args) {');
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newLines.push(' const context = this;');
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newLines.push(' if (timer) clearTimeout(timer);');
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newLines.push(' timer = setTimeout(() => {');
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newLines.push(' timer = null;');
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newLines.push(' fn.apply(context, args);');
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newLines.push(' }, delay);');
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newLines.push(' };');
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newLines.push(' }');
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newLines.push('');
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newLines.push(' // 创建防抖版本的渲染函数（300ms 延迟）');
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newLines.push(' const debouncedRenderHistoryList = debounce(function() {');
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newLines.push(' renderHistoryList();');
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newLines.push(' }, 300);');
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inserted = true;
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}
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// 替换 renderHistoryList() 为 debouncedRenderHistoryList()
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if (inserted && lines[i].includes('historyUIState.searchQuery = event.target.value') && i + 1 < lines.length) {
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// 检查下一行是否是 renderHistoryList();
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if (lines[i + 1].trim() === 'renderHistoryList();') {
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newLines.push(lines[i + 1].replace('renderHistoryList();', 'debouncedRenderHistoryList(); // 使用防抖版本，减少渲染次数'));
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i++; // 跳过下一行，因为我们已经处理了
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}
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}
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}
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const newContent = newLines.join('\n');
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fs.writeFileSync(historyJsPath, newContent, 'utf8');
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console.log('✅ 历史记录搜索防抖优化已应用');
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