/**
 * 读取一个目录中所有子目录和文件
 */
 const fs = require('fs')
 const path = require('path')

var fileArr = []

var acceptFile = ['scss']

var getFile = function(pathStr,cb){
     fs.readdir(pathStr,function(err,dirArr){
        console.log(dirArr);

        dirArr.forEach(e => {
            //文件夹
            let str = pathStr+'/'+e
            if(!isFile(str)){
                getChildernFile(str)
            }else{
                let fileType = str.split('.')[str.split('.').length-1]
                if(acceptFile.indexOf(fileType)!==-1){
                    fileArr.push({
                        outputPath:pathStr+'/',
                        inputPath:str
                    })
                }
            }
        });

        cb?cb():''
     });
 }

 var getChildernFile = function(pathStr){
    fs.readdir(pathStr,function(err,dirArr){
        console.log(dirArr);

        dirArr.forEach(e => {
            //文件夹
            let str = pathStr+'/'+e
            if(!isFile(str)){
                getFile(str)
            }else{
                let fileType = str.split('.')[str.split('.').length-1]
                if(acceptFile.indexOf(fileType)!==-1){
                    fileArr.push({
                        outputPath:pathStr+'/',
                        inputPath:str
                    })
                }
            }
        });
     });
 }
 

 var isFile = function(filename){
    var stat = fs.lstatSync(filename);
    var isFile = stat.isFile()
    return isFile
}

module.exports = {
    getFile,
    fileArr,
}


getFile('./src',function(){
    console.log(fileArr);
})

// setTimeout(()=>{
//     console.log(fileArr);
// },5000)