'use strict';

function GeneratePassword(length) {
	    var str1='qwertyuioplkjhgfdsazxcvbnm';
	    var str2='QWERTYUIOPLKJHGFDSAZXCVBNM';
	    var str3='1234567890';
	    var str4='!@#$%^&*.,';
	    var str = [str1,str2,str3,str4].join('')
	    var res = '';
	    for (var i=0; i < length; i++) {
	        var j = getRandomNum(str.length);
	        res = res + str.charAt(j);
	    }
	    return res;
	}


	function getRandomNum(cnt) {
	    // between 0 - 1
	    var rndNum = Math.random()
	    rndNum = parseInt(rndNum * cnt);
	    return rndNum;
	}


const fs = require('fs')


	const server = {
	  "server": "0.0.0.0",
	  "port_password": {
	  },
	  "timeout": 300,
	  "method": "aes-128-cfb"
	}


	for (let i=1; i<=10; i++) {
	  server.port_password[10000+i] = GeneratePassword(16)
	}


	for (let i=1; i<=10; i++) {
	  server.port_password[20000+i] = GeneratePassword(16)
	}


	fs.writeFile('./users.json', JSON.stringify(server, null, 4), () => {
	  console.log('done')
	})