67 lines
1.9 KiB
JavaScript
67 lines
1.9 KiB
JavaScript
const fs = require('fs')
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const path = require('path')
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class FileUtil {
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/*
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* 获取window上的文件目录以及文件列表信息
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* @param { String } localDir 本地路径
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* @return { files, dirs }
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* */
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listDirsAndFiles(localDir) {
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const dirs = []
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const files = []
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const dir = fs.readdirSync(localDir)
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for (let i = 0; i < dir.length; i++) {
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const p = path.join(localDir, dir[i])
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const stat = fs.statSync(p)
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if (stat.isDirectory()) {
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dirs.push(p)
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const children = this.listDirsAndFiles(p)
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dirs.push(...children.dirs)
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files.push(...children.files)
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} else {
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files.push(p)
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}
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}
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return {
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files,
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dirs
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}
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}
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/**
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* 拷贝文件或目录。
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* @param src
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* @param dst
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*/
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copy(src, dst) {
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const st = fs.statSync(src);
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if (st.isFile()) {
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var readable = fs.createReadStream(src);//创建读取流
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var writable = fs.createWriteStream(dst);//创建写入流
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readable.pipe(writable);
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return;
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} else if (!st.isDirectory()) {
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return;
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}
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if (!fs.existsSync(dst)) {
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fs.mkdirSync(dst, {recursive: true});
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}
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//读取目录
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const paths = fs.readdirSync(src);
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for (let path of paths) {
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this.copy(src + '/' + path, dst + '/' + path);
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}
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};
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write(filePath, content) {
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const pathInfo = path.parse(filePath);
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// console.log('写文件：', filePath, pathInfo.dir)
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if (!fs.existsSync(pathInfo.dir)) {
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fs.mkdirSync(pathInfo.dir, {recursive: true});
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}
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fs.writeFileSync(filePath, content, 'utf-8');
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}
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}
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module.exports = new FileUtil(); |