395 lines
14 KiB
JavaScript
395 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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// 直接引用本地安装的 mini-optimizer 模块
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const Optimizer = require('mini-optimizer').default;
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// 导入 mini-optimizer 配置文件
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const optimizerConfig = require('./mini-optimizer.config.js');
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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'];
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const excludeFiles = ['.gitignore', 'package.json', 'package-lock.json', 'yarn.lock', 'release.js', 'mini-optimizer.config.js', 'babel.config.js', 'README.md'];
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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}-${day}`;
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}
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// 定义wxml压缩函数
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function compressWxml(content) {
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// 移除HTML注释
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content = content.replace(/<!--[\s\S]*?-->/g, '');
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// 移除多余的空白字符（空格、换行、制表符）
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// 保留标签内的必要空格
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content = content.replace(/\s+/g, ' ');
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// 移除标签前后的空格
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content = content.replace(/\s*</g, '<');
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content = content.replace(/>\s*/g, '>');
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return content;
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}
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// 定义js压缩函数 - 采用更安全的压缩策略，接近微信小程序开发工具的压缩方式
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function compressJs(content) {
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// 移除单行注释
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content = content.replace(/\/\/.*$/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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// 移除行尾多余的空白字符
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content = content.replace(/\s+$/gm, '');
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// 移除多余的空行，只保留必要的换行
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content = content.replace(/\n{2,}/g, '\n');
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// 保存所有require语句，避免压缩时破坏模块路径
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const requireStatements = [];
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let requireIndex = 0;
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content = content.replace(/require\s*\([^)]+\)/g, (match) => {
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const placeholder = `__REQUIRE_PLACEHOLDER_${requireIndex}__`;
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requireStatements.push({ placeholder, content: match });
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requireIndex++;
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return placeholder;
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});
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// 在适当的位置添加分号，避免语法错误
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// 只在特定情况下添加分号
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// 1. 处理return、break、continue、throw等语句
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content = content.replace(/(return|break|continue|throw)\s*(.*?)\n/g, '$1 $2;\n');
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// 2. 处理变量声明和赋值（简单情况）
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content = content.replace(/([a-zA-Z_$][a-zA-Z0-9_$]*\s*=\s*[^;\n]+)\n/g, '$1;\n');
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// 3. 处理函数调用
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content = content.replace(/([a-zA-Z_$][a-zA-Z0-9_$]*\s*\([^;\n]+\))\n/g, '$1;\n');
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// 移除语句之间多余的空白字符，但保留必要的空格
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content = content.replace(/\s*\{\s*/g, '{');
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content = content.replace(/\s*\}\s*/g, '}');
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content = content.replace(/\s*;\s*/g, ';');
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content = content.replace(/\s*,\s*/g, ',');
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content = content.replace(/\s*=\s*/g, '=');
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content = content.replace(/\s*\+\s*/g, '+');
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content = content.replace(/\s*-\s*/g, '-');
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content = content.replace(/\s*\*\s*/g, '*');
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content = content.replace(/\s*\/\s*/g, '/');
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content = content.replace(/\s*\[\s*/g, '[');
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content = content.replace(/\s*\]\s*/g, ']');
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// 移除多余的分号
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content = content.replace(/;;+/g, ';');
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// 移除多余的空白字符（连续的空格只保留一个）
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content = content.replace(/\s+/g, ' ');
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// 恢复之前保存的require语句
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requireStatements.forEach(({ placeholder, content: requireContent }) => {
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content = content.replace(placeholder, requireContent + ';');
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});
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// 移除文件开头和结尾的分号
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content = content.replace(/^;|;$/g, '');
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// 移除所有多余的空格
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content = content.replace(/\s+/g, '');
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// 确保最后一个require语句也有分号
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content = content.replace(/require\([^)]+\)$/, '$&;');
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return content;
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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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// 递归复制目录（只复制文件，不进行压缩）
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function copyDir(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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for (const file of files) {
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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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continue;
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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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copyDir(sourcePath, targetPath);
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} else {
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// 直接复制文件
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fs.copyFileSync(sourcePath, targetPath);
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console.log(`Copied: ${sourcePath}`);
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}
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}
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}
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// 使用 mini-optimizer API 对 dist 目录进行统一压缩
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async function compressDistDir(targetDir) {
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console.log('Start compressing files in dist directory using mini-optimizer API...');
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// 创建优化器实例，使用配置文件中的极限压缩选项
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const optimizer = new Optimizer(targetDir, 'wx', optimizerConfig);
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// 是否启用兼容模式 - 开启后，会使用自定义压缩函数处理压缩失败的文件
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const enableCompatMode = false;
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// 记录哪些成功被压缩的文件
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const compressedFiles = [];
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const unCompressedFiles = [];
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// 递归遍历 dist 目录，压缩所有需要的文件类型
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async function compressDir(dir) {
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const files = fs.readdirSync(dir);
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for (const file of files) {
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const filePath = path.join(dir, file);
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const stats = fs.statSync(filePath);
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if (stats.isDirectory()) {
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// 递归处理子目录
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await compressDir(filePath);
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} else {
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const extname = path.extname(file);
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try {
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// 读取文件内容
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const content = fs.readFileSync(filePath, { encoding: 'utf8' });
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let compressedContent;
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// 使用 mini-optimizer 压缩不同类型的文件
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if (extname === '.wxml' || extname === '.xml') {
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// 压缩xml和wxml文件 - 禁用属性值压缩以避免Babel解析错误
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try {
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compressedContent = optimizer.optimize_xml(content, { minifyAttributes: false });
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compressedFiles.push(filePath);
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} catch (error) {
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if (!enableCompatMode) {
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throw error;
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}
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compressedContent = compressWxml(content);
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compressedFiles.push(filePath);
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}
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} else if (extname === '.js') {
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// 压缩js文件
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try {
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compressedContent = optimizer.optimize_js(content);
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compressedFiles.push(filePath);
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} catch (error) {
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if (!enableCompatMode) {
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throw error;
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}
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compressedContent = compressJs(content);
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compressedFiles.push(filePath);
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}
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} else if (extname === '.css' || extname === '.wxss') {
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// 压缩css和wxss文件
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try {
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compressedContent = await optimizer.optimize_css(content);
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compressedFiles.push(filePath);
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} catch (error) {
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if (!enableCompatMode) {
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throw error;
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}
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compressedContent = compressCss(content);
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compressedFiles.push(filePath);
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}
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} else if (extname === '.json') {
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// 压缩json文件
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try {
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compressedContent = optimizer.optimize_json(content);
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compressedFiles.push(filePath);
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} catch (error) {
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if (!enableCompatMode) {
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throw error;
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}
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compressedContent = compressJson(content);
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compressedFiles.push(filePath);
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}
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} else if (extname === '.xs') {
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// 压缩xs文件
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compressedContent = optimizer.optimize_xs(content);
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compressedFiles.push(filePath);
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} else {
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// 跳过不需要压缩的文件
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continue;
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}
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// 写入压缩后的内容
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fs.writeFileSync(filePath, compressedContent, { encoding: 'utf8' });
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console.log(`Compressed: ${filePath}`);
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} catch (error) {
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console.error(`Error compressing file ${filePath}:`, error.message);
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unCompressedFiles.push(filePath);
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// 发生错误时，保留原始文件
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console.log(`Kept original file: ${filePath}`);
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}
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}
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}
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}
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// 开始压缩整个dist目录
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await compressDir(targetDir);
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// 打印压缩成功的文件列表
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console.log('Compressed files:', compressedFiles);
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// 打印未压缩的文件列表
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console.log('Uncompressed files:', unCompressedFiles);
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console.log('Files compressed successfully using mini-optimizer API!');
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}
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// 使用系统命令创建zip压缩包
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function createZipArchive(sourceDir, outputPath) {
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try {
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// 根据操作系统选择命令
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if (process.platform === 'win32') {
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// Windows系统使用PowerShell命令，排除文件名后缀为 -mp-weixin.zip 的文件
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// 使用PowerShell的管道功能和Where-Object来排除特定文件
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const command = `PowerShell.exe -Command "Get-ChildItem -Path \"${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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async 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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// 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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// 第一步：复制所有文件到dist目录（不压缩）
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console.log('Start copying files...');
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copyDir(rootDir, distDir);
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console.log('Files copied successfully!');
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// 第二步：使用mini-optimizer对dist目录进行统一压缩
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console.log('Start compressing files in dist directory...');
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await compressDistDir(distDir);
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console.log('Files compressed successfully!');
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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
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console.log('Creating zip archive...');
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createZipArchive(distDir, zipPath);
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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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} 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(' --help, -h Show this help message');
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} |