400 lines
14 KiB
JavaScript
400 lines
14 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const { execSync } = require('child_process');
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const { minify } = require('terser');
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// 定义项目根目录
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const rootDir = __dirname;
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// 定义输出目录
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const distDir = path.join(rootDir, 'dist');
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// 定义要排除的目录和文件
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const excludeDirs = ['node_modules', '.git', 'dist', '.vscode', 'scripts'];
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const excludeFiles = ['.gitignore', 'package-lock.json', 'yarn.lock', 'release.js', 'README.md'];
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// 统计信息变量
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let totalJsOriginalSize = 0;
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let totalJsCompressedSize = 0;
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let jsFileCount = 0;
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const jsSizeDetails = [];
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// 存储包含console语句的JS文件
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const filesWithConsole = [];
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// 存储压缩错误的JS文件
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const filesWithCompressionError = [];
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// 存储压缩后仍含console语句的JS文件
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const filesWithConsoleAfterCompression = [];
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// 获取当前日期，用于生成zip文件名（格式：YYYY-MM-DD）
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function getCurrentDate() {
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const now = new Date();
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const year = now.getFullYear();
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const month = String(now.getMonth() + 1).padStart(2, '0');
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const day = String(now.getDate()).padStart(2, '0');
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return `${year}-${month}-${day}`;
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}
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// 定义wxml压缩函数
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function compressWxml(content) {
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// 移除HTML注释
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content = content.replace(/<!--[\s\S]*?-->/g, '');
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// 移除多余的空白字符（空格、换行、制表符）
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// 保留标签内的必要空格
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content = content.replace(/\s+/g, ' ');
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// 移除标签前后的空格
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content = content.replace(/\s*</g, '<');
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content = content.replace(/>\s*/g, '>');
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return content;
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}
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// 定义js压缩函数 - 使用Terser去除console语句
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function compressJs(content, filePath) {
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return content;
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try {
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// 使用Terser进行压缩
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const result = minify(content, {
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compress: {
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drop_console: true, // 去除所有console语句
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drop_debugger: true, // 去除debugger语句
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dead_code: true,
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passes: 3 // 增加压缩次数
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},
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mangle: false, // 不混淆变量名，保持代码可读性
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output: {
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ascii_only: true, // 确保输出ASCII字符
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comments: false // 去除所有注释
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}
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});
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if (result.error) {
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console.warn('Terser compression failed for', filePath, ':', result.error.message);
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if (filePath && !filesWithCompressionError.includes(filePath)) {
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filesWithCompressionError.push(filePath);
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}
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return content; // 出错时返回原始内容
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}
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return result.code || content;
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} catch (error) {
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console.warn('Error in compressJs for', filePath, ':', error.message);
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if (filePath && !filesWithCompressionError.includes(filePath)) {
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filesWithCompressionError.push(filePath);
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}
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return content; // 捕获异常时返回原始内容
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}
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}
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// 定义css压缩函数
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function compressCss(content) {
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// 移除单行注释
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content = content.replace(/\/\/.*$/gm, '');
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// 移除多行注释
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content = content.replace(/\/\*[\s\S]*?\*\//g, '');
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// 移除多余的空白字符
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content = content.replace(/\s+/g, ' ');
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// 移除CSS属性前后的空格
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content = content.replace(/\s*([{:;}])\s*/g, '$1');
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// 移除行首和行尾的空格
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content = content.replace(/^\s+|\s+$/gm, '');
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return content;
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}
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// 定义json压缩函数
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function compressJson(content) {
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try {
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// 使用JSON.parse和JSON.stringify进行压缩
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// 确保中文等非ASCII字符不会被转义
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const jsonObj = JSON.parse(content);
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return JSON.stringify(jsonObj, null, 0);
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} catch (error) {
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// 如果JSON解析失败，返回原始内容
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console.warn('Failed to compress JSON, using original content:', error.message);
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return content;
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}
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}
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// 输出JS文件压缩统计结果
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function outputJsCompressionStats() {
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if (jsFileCount === 0) {
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console.log('\nNo JS files were processed.');
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return;
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}
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console.log('\n=== JS File Compression Statistics ===');
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// 输出每个文件的详细信息
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console.log('\nIndividual File Statistics:');
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jsSizeDetails.forEach(file => {
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console.log(`${file.path}`);
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console.log(` Original: ${file.originalSize} bytes`);
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console.log(` Compressed: ${file.compressedSize} bytes`);
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console.log(` Saved: ${file.sizeDiff} bytes (-${file.compressionRatio}%)`);
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console.log('');
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});
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// 计算整体统计信息
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const totalSaved = totalJsOriginalSize - totalJsCompressedSize;
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const overallRatio = totalJsOriginalSize > 0 ? (totalSaved / totalJsOriginalSize * 100).toFixed(2) : '0.00';
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// 输出整体统计结果
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console.log('=== Overall JS Compression Results ===');
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console.log(`Total JS files processed: ${jsFileCount}`);
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console.log(`Total original size: ${totalJsOriginalSize} bytes`);
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console.log(`Total compressed size: ${totalJsCompressedSize} bytes`);
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console.log(`Total saved: ${totalSaved} bytes (-${overallRatio}%)`);
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console.log('=====================================');
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}
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// 递归复制目录并压缩文件（wxml, js, css, json）
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function copyAndCompressDir(sourceDir, targetDir) {
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// 创建目标目录
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if (!fs.existsSync(targetDir)) {
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fs.mkdirSync(targetDir, { recursive: true });
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}
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const files = fs.readdirSync(sourceDir);
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files.forEach(file => {
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const sourcePath = path.join(sourceDir, file);
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const targetPath = path.join(targetDir, file);
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const stats = fs.statSync(sourcePath);
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// 跳过排除的目录和文件
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if (excludeDirs.includes(file) || excludeFiles.includes(file)) {
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return;
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}
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if (stats.isDirectory()) {
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// 递归处理子目录
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copyAndCompressDir(sourcePath, targetPath);
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} else {
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const extname = path.extname(file);
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let compressedContent;
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let content;
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try {
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// 根据文件类型选择不同的处理方式
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if (extname === '.wxml') {
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// 压缩wxml文件
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content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
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compressedContent = compressWxml(content);
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fs.writeFileSync(targetPath, compressedContent, { encoding: 'utf8' });
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console.log(`Compressed and copied: ${sourcePath}`);
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} else if (extname === '.js') {
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// 压缩js文件
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content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
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// 检测是否包含console语句
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const hasConsole = /console\.(log|warn|error|info|debug|trace|table|dir|time|timeEnd)/i.test(content);
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if (hasConsole) {
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filesWithConsole.push(sourcePath);
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}
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compressedContent = compressJs(content, sourcePath);
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// 检测压缩后是否仍包含console语句
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const hasConsoleAfterCompression = /console\.(log|warn|error|info|debug|trace|table|dir|time|timeEnd)/i.test(compressedContent);
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if (hasConsoleAfterCompression) {
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filesWithConsoleAfterCompression.push({ sourcePath, targetPath });
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}
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fs.writeFileSync(targetPath, compressedContent, { encoding: 'utf8' });
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// 统计JS文件大小变化
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const originalSize = Buffer.from(content).length;
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const compressedSize = Buffer.from(compressedContent).length;
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const sizeDiff = originalSize - compressedSize;
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const compressionRatio = originalSize > 0 ? (sizeDiff / originalSize * 100).toFixed(2) : '0.00';
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totalJsOriginalSize += originalSize;
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totalJsCompressedSize += compressedSize;
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jsFileCount++;
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jsSizeDetails.push({
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path: sourcePath,
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originalSize,
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compressedSize,
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sizeDiff,
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compressionRatio
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});
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console.log(`Compressed and copied: ${sourcePath} - ${originalSize} → ${compressedSize} bytes (-${compressionRatio}%)`);
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} else if (extname === '.css') {
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// 压缩css文件
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content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
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compressedContent = compressCss(content);
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fs.writeFileSync(targetPath, compressedContent, { encoding: 'utf8' });
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console.log(`Compressed and copied: ${sourcePath}`);
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} else if (extname === '.json') {
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// 压缩json文件
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content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
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compressedContent = compressJson(content);
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fs.writeFileSync(targetPath, compressedContent, { encoding: 'utf8' });
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console.log(`Compressed and copied: ${sourcePath}`);
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} else {
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// 直接复制其他文件
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fs.copyFileSync(sourcePath, targetPath);
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console.log(`Copied: ${sourcePath}`);
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}
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} catch (error) {
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console.error(`Error processing file ${sourcePath}:`, error.message);
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// 发生错误时，直接复制原始文件
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fs.copyFileSync(sourcePath, targetPath);
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console.log(`Fallback: Copied original file ${sourcePath}`);
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}
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}
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});
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}
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// 使用系统命令创建zip压缩包
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function createZipArchive(sourceDir, outputPath) {
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try {
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// 根据操作系统选择命令
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if (process.platform === 'win32') {
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// Windows系统使用PowerShell命令，排除文件名后缀为 -mp-weixin.zip 的文件
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// 使用PowerShell的管道功能和Where-Object来排除特定文件
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const command = `PowerShell.exe -Command "Get-ChildItem -Path \"${sourceDir}\" | Where-Object { $_.Name -notlike '*\-mp\-weixin\.zip' } | Compress-Archive -DestinationPath \"${outputPath}\" -Force"`;
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execSync(command, { shell: 'cmd.exe' });
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} else {
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// Linux/Mac系统使用zip命令，排除文件名后缀为 -mp-weixin.zip 的文件
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const command = `zip -r \"${outputPath}\" * -x \"*-mp-weixin.zip\"`;
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execSync(command, { cwd: sourceDir });
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}
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console.log(`Zip archive created: ${outputPath}`);
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} catch (error) {
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console.error('Error creating zip archive:', error.message);
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throw error;
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}
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}
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function cleanDistDir(distDir) {
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if (fs.existsSync(distDir)) {
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// 清理dist目录下除**-mp-weixin.zip文件外的所有内容
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const files = fs.readdirSync(distDir);
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files.forEach(file => {
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const filePath = path.join(distDir, file);
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const stats = fs.statSync(filePath);
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// 只保留符合特定命名模式的zip文件（**-mp-weixin.zip）
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if (stats.isFile() && path.extname(file) === '.zip' && file.endsWith('-mp-weixin.zip')) {
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console.log(`Keeping zip file: ${file}`);
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} else {
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if (stats.isDirectory()) {
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fs.rmSync(filePath, { recursive: true, force: true });
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console.log(`Removed directory: ${file}`);
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} else {
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fs.unlinkSync(filePath);
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console.log(`Removed file: ${file}`);
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}
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}
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});
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console.log('Cleaned dist directory (excluding -mp-weixin.zip files)');
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}
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}
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// 主函数
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function main() {
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try {
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// 解析命令行参数
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const args = process.argv.slice(2);
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const keepDist = args.includes('--keep-dist') || args.includes('-k');
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const noZip = args.includes('--no-zip') || args.includes('-n');
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// 清理dist目录（如果存在且不保留）
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if (fs.existsSync(distDir)) {
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cleanDistDir(distDir);
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} else {
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// 创建dist目录
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fs.mkdirSync(distDir, { recursive: true });
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console.log('Created dist directory');
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}
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// 复制并压缩文件到dist目录
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console.log('Start copying and compressing files...');
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copyAndCompressDir(rootDir, distDir);
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console.log('Files copied and compressed successfully!');
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// 输出JS文件压缩统计结果
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outputJsCompressionStats();
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// 生成zip文件名（格式：POCT检测分析平台-定制化-YYYY-MM-DD-mp-weixin.zip）
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const currentDate = getCurrentDate();
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const zipFileName = `POCT检测分析平台-定制化-${currentDate}-mp-weixin.zip`;
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const zipPath = path.join(distDir, zipFileName);
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// 创建zip压缩包（如果未指定--no-zip参数）
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if (!noZip) {
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console.log('Creating zip archive...');
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createZipArchive(distDir, zipPath);
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} else {
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console.log('Skipping zip archive creation (--no-zip specified)');
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}
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// 清理dist目录（如果不保留）
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if (!keepDist) {
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cleanDistDir(distDir);
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}
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console.log('\nAll tasks completed successfully!');
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console.log(`Dist directory: ${distDir}`);
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console.log(`Zip file: ${zipPath}`);
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// 输出包含console语句的JS文件列表
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if (filesWithConsole.length > 0) {
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console.log('\n=== JS Files with Console Statements ===');
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console.log(`Found ${filesWithConsole.length} file(s) containing console statements:`);
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filesWithConsole.forEach(file => {
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console.log(`- ${file}`);
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});
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console.log('======================================');
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} else {
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console.log('\nNo JS files contain console statements.');
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}
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// 输出压缩错误的JS文件列表
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if (filesWithCompressionError.length > 0) {
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console.log('\n=== JS Files with Compression Errors ===');
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console.log(`Found ${filesWithCompressionError.length} file(s) with compression errors:`);
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filesWithCompressionError.forEach(file => {
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console.log(`- ${file}`);
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});
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console.log('======================================');
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} else {
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console.log('\nNo JS files had compression errors.');
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}
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// 输出压缩后仍含有console语句的JS文件列表
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if (filesWithConsoleAfterCompression.length > 0) {
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console.log('\n=== JS Files with Console Statements After Compression ===');
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console.log(`Found ${filesWithConsoleAfterCompression.length} file(s) still containing console statements after compression:`);
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filesWithConsoleAfterCompression.forEach((file, index) => {
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console.log(`${index + 1}. ${file.targetPath}`);
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});
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console.log('\n=================================================');
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} else {
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console.log('\nNo JS files contain console statements after compression.');
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}
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} catch (error) {
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console.error('Error occurred:', error);
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process.exit(1);
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}
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}
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// 执行主函数
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main();
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// 输出帮助信息
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if (process.argv.includes('--help') || process.argv.includes('-h')) {
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console.log('Usage: node release.js [options]');
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console.log('Options:');
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console.log(' --keep-dist, -k Keep existing dist directory contents');
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console.log(' --no-zip, -n Skip zip archive creation');
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console.log(' --help, -h Show this help message');
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} |