const fs = require('fs');
const path = require('path');
const root = process.cwd();
const readdirSync = p => fs.readdirSync(p);
const existsSync = p => fs.existsSync(p);
const isFile = p => fs.statSync(p).isFile();
const isDirectory = p => fs.statSync(p).isDirectory();
const getBaseName = p => path.basename(p);
const getExtName = p => path.extname(p);
const getFileName = p => getBaseName(p);
const getDirName = p => path.dirname(p);
const join = (...ps) => path.join(root, ...ps);
const writeJsonToFile = p => json =>
  fs.writeFileSync(p, JSON.stringify(json, null, 2));

const tools = require('./src/tools')

const config = {
  // origin: 'https://cdn-ali.jianyu360.com',
  libName: 'lib',
  origin: '',
  root: '/'
}

// 递归获取目录下所有文件，并组合为对象树
const search = p => {
  if (existsSync(p)) {
    if (isFile(p)) {
      return {
        name: getFileName(p),
        path: getDirName(p)
      };
    } else if (isDirectory(p)) {
      const paths = readdirSync(p);
      return paths.map(_p => {
        const tmp = path.join(p, _p);
        if (isFile(tmp)) {
          return search(tmp);
        } else {
          return {
            name: getFileName(_p),
            list: search(tmp)
          };
        }
      });
    }
  }
};

// 将手机号

const getSourceMap = m => {
  // 最外层库名
  return m.filter(lib => lib.list).map(lib => {
    // 下一层版本号
    const versions = lib.list.map(version => {
      // 当前路径
      const rPath = `/${config.libName}/${lib.name}/${version.name}/`
      const sourceArr = tools.getAllFilePath(join(rPath))
      const sourcePathArr = sourceArr.map(s => config.origin + s.replace(__dirname, '').replace(/\\/g, '\/'))
      console.log(rPath)
      return {
        version: version.name,
        // sourcePath: version.list,
        sourcePath: sourcePathArr
      }
    })
    return {
      lib: lib.name,
      versions
    }
  })
}

writeJsonToFile('./libs.json')(getSourceMap(search(config.libName)))