var count = 1
var totalLenghth = fileNameArray.length;


for (var i = 0; i < fileNameArray.length; i++) {

    var transferDone = false;

    // SCP function 是一個非同步的function
    scpclient.scp(fileNameArray[i], {

        host: _edgeIp,
        //port: _edgePort,
        username: _username,
        password: _password,
        path: _remotePath

    }, function (err) {

        if (err) {
            error = 'error' + err;
            console.log(error)
        }
        else {
            var progress = count + '/' + totalLenghth;
            count += 1
            console.log(progress)
            //countArray.push(transferDone);

            //if (countArray.length === totalLenghth)
            transferDone = true;

        }
    })

    // 原本是用deasync 強迫等待上面的事情做完，才往下....但好像跟某些套件有衝突
    // Wait for transmiting finished
    var deasync = require('deasync');
    var transferTimeout = 6000;
    var transferError = null;
    deasync.loopWhile(function () {
        if (--transferTimeout < 0) {
            transferError = 'deploy error: transfer file timeout';
            return false;
        }
        deasync.sleep(100);
        return !transferDone;
    });
    if (transferError) {
        throw new Error(transferError);
    }

}