"use strict"

var pathmodule = require('path');
var app = require('express')();
var http = require('http').Server(app);
var https = require('https');
var io = require('socket.io')(http);

var chokidar = require("chokidar");
var logpath = "/var/lab/playground-serverlogs";
var watcher = chokidar.watch(logpath, {
          ignored: /[\/\\]\./,
          awaitWriteFinish: true,
          persistent: true
      });


 var async = require("async");
const { check, validationResult } = require('express-validator');
const urlExistSync = require("url-exist-sync");

var express = require('express');
app.use(express.json());

const axios = require('axios');
axios.defaults.timeout = 30000

 const helmet = require('helmet');
app.use(helmet());

const cors = require('cors')
const whitelist = [
        'http://localhost:8080',
        'http://localhost:3080',
        'http://localhost:3081',
        'http://localhost:3082'
        ]
const corsOptions = {
  credentials: true,
  methods: ['GET', 'PUT', 'POST', 'DELETE', 'OPTIONS'],
  optionsSuccessStatus: 200, // some legacy browsers (IE11, various SmartTVs) choke on 204
  allowedHeaders: [
        'Content-Type',
        'Authorization',
        'X-Requested-With',
        'device-remember-token',
        'Access-Control-Allow-Origin',
        'Access-Control-Allow-Headers',
        'Origin',
        'Accept'
  ],
  origin: function(origin, callback) {
    if (whitelist.indexOf(origin) !== -1) {
      callback(null, true)
    } else {
      callback(null, true)
      //callback(new Error('Not allowed by CORS'))
    }
  }
}


// ***************************************************
//      checktoken
// ***************************************************

async function checkToken(token) {
  const agent = new https.Agent({
    rejectUnauthorized: false,
  });
  const instance =  axios.create({
    baseURL: 'https://api.swarmlab.io',
    withCredentials: true,
    rejectUnauthorized: false,
    crossdomain: true,
    httpsAgent: agent,
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'multipart/form-data',
      'Authorization': 'Bearer '+token
    }
  })
    try {
        var pipelines =  {
            "source":'ssologin'
        }
        var params = {
            pipeline: pipelines
          }

       var options = {
          headers: { 'content-type': 'application/x-www-form-urlencoded',Authorization: `Bearer ${token}` },
        };

     instance.defaults.timeout = 30000;
     const res = await instance.post('/istokenvalidsso',params,options);
        if(res.status == 200){
            //console.log("check " +JSON.stringify(res.data))
            return res.data
        }else{
            console.log("noerror: " + res)
            return res.status

        }
    }
    catch (err) {
        console.error("error: "+err);
        var error = new Object();
        error.action = '401'
        return error
    }
}


function convertDateToUTC(date) {
return new Date(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), date.getUTCHours(), date.getUTCMinutes(), date.getUTCSeconds(),date.getUTCMilliseconds());
}

// ***************************************************
//      get pipelines
// ***************************************************

async function getpipelines(token,pipelinename) {
  const agent = new https.Agent({
    rejectUnauthorized: false,
  });
  const instance =  axios.create({
    baseURL: 'https://api.swarmlab.io',
    withCredentials: true,
    rejectUnauthorized: false,
    crossdomain: true,
    httpsAgent: agent,
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'multipart/form-data',
      'Authorization': 'Bearer '+token
    }
  })
  /*
   var params = {
            playbook: value
          }
        var options = {
          params: params,
          headers: { 'content-type': 'application/x-www-form-urlencoded',Authorization: `Bearer ${token}` },
        };

        const playbook = await api.GET('playbookCode',options);
        return playbook
*/
    try {

        var pipelines =  {
            "querytokenFilter":'uWr4FKRqrmpCRkJ9WLuI0DNuDWOGTkfcSzyZkJirZvJwwFDffLWrraqzzSPLeuQqL3TF9',
            "filter":pipelinename
        }
        //var params = {
        //    pipeline: pipelines
        //  }
        var params = {
            querytokenFilter:'uWr4FKRqrmpCRkJ9WLuI0DNuDWOGTkfcSzyZkJirZvJwwFDffLWrraqzzSPLeuQqL3TF9',
            filter:pipelinename
          }

       var options = {
          params: params,
          headers: { 'content-type': 'application/x-www-form-urlencoded',Authorization: `Bearer ${token}` },
        };

      //https://api.swarmlab.io/gettutorlabrooms?sort=pipelinename%7Casc&page=1&per_page=5&filter=&type=scripts&tutor=yes
     instance.defaults.timeout = 30000;
     //const res = await instance.get('/getplaygrounds',params,options);
     const res = await instance.get('/getplaygrounds',options);
        if(res.status == 200){
            return res.data
        }else{
            console.log("noerror: " + res)
            return res.status

        }
    }
    catch (err) {
        console.error("error: "+err);
        var error = new Object();
        error.action = '401'
        return error
    }
}


global.online='ob';
global.pipelines=[];

   function sendlog(reslog,pathfileval){
      var usertmp = global.pipelines.find(x => x.pathlogfile==pathfileval);
        //for (var key in usertmp.data){
           var user = usertmp.data[0].user25user;
          // if(usertmp.data){
              console.log('-----------------------' + JSON.stringify(usertmp));
              io.in(user).emit("logdata", reslog);
          // }
        //}
      }
   function onlogfile(path){

            console.log('File', path, 'has been added');
            var pathfileval = pathmodule.basename(path);
            var arrfile =  pathfileval.toString().split("-");
            var pathfile = arrfile[0];
            var indexfind1 = global.pipelines.findIndex(x => x.pathlogfile==pathfileval);
            console.log('file11111111111111111111111111111111 ' + JSON.stringify(pathfileval))
            if (indexfind1 === -1 ){
                (async() => { 
            console.log('file2222222222222222222222222222222222222 ' + JSON.stringify(pathfileval))
                    var token = "d2539e5a7ae1f9f1b0eb2b8f22ca467a86d28407";  // desto
                    var resdata = await getpipelines(token,pathfile)
                    //resdata.data.pathlogfile = 'test'
                    var resob =  {}
                    resob.pathlogfile = pathfileval
                     var resobarray = []  
                    for (let i in resdata.data) {
                      var resob1 =  {}
                      resob1.data =  resdata.data[i].res25swarmlabname
                      resob1.user25user =  resdata.data[i].res25user
                      resob1.res25creator =  resdata.data[i].res25creator
                      resob1.res25fileforce =  resdata.data[i].res25fileforce
                      resobarray.push(resob1)
                    }
                    resob.data = resobarray
                    //var indexfind = global.pipelines.findIndex(x => x.res25swarmlabname==resdata.data[0].res25swarmlabname);
                    var indexfind = global.pipelines.findIndex(x => x.pathlogfile==pathfileval);

                    //indexfind === -1 ? global.pipelines.push({resob}) : console.log("object already exists")
                    indexfind === -1 ? global.pipelines.push(resob) : console.log("object already exists "+pathfileval)

                    //console.log('info', JSON.stringify(resdata));
                    //console.log('info------------- ', JSON.stringify(global.pipelines));
                })()
            }

}

// ***************************************************
//      rest  get
// ***************************************************

app.get('/run', [
    //check('access_token').isLength({ min: 40 }),
    //check('llo').isBase64()
  ],
cors(corsOptions),  (req, res, next) => {

  var RES = new Object();
  RES.code    = req.query["code"]
      console.error('socket GET from client ' + RES.code);
  RES.error = false
  RES.error_msg = "ok"
  res.json(RES)

});

// ***************************************************
//      rest  post
// ***************************************************

app.post('/run', [
    //check('access_token').isLength({ min: 40 }),
    //check('llo').isBase64()
  ],
cors(corsOptions),  (req, res, next) => {


  (async() => { 
  
      //console.log(JSON.stringify(req.headers));
      //console.log(JSON.stringify(req.body));
      console.log("mongo "+JSON.stringify(req.body));
      console.log("LOG "+JSON.stringify(req.body[0].message));
      console.log("PATH "+JSON.stringify(req.body[0].tailed_path));
      for (var i = 0; i < req.body.length; i++){
        var getpath = await onlogfile(req.body[i].tailed_path)
        var obj = req.body[i];

                    //var indexfind = global.pipelines.findIndex(x => x.res25swarmlabname==resdata.data.res25swarmlabname);
                    //indexfind === -1 ? global.pipelines.push(resob) : console.log("object already exists")
        var now = new Date();

        var reslog = new Object();
        reslog.log = obj

        reslog.date = convertDateToUTC(now)
        console.log(reslog);
        var pathfileval = pathmodule.basename(reslog.log.tailed_path);
        var indexfind = global.pipelines.findIndex(x => x.pathlogfile==pathfileval);
        //indexfind === -1 ? sendlog(reslog,pathfileval) : console.log("object already exists")
        indexfind === -1 ? console.log("object not found") : sendlog(reslog,pathfileval) 
        console.log("IOT "+JSON.stringify(reslog.log.tailed_path));
        console.log("IOTindexfind "+JSON.stringify(indexfind));
        console.log("IOTuser "+JSON.stringify(global.pipelines));
       // io.in("iot").emit("message", reslog);
       // io.emit("logdata", reslog);
      }
  })()

    //io.in("iot").emit("message", RES);

      console.error('socket POST from client');
      var RES = new Object();
      RES.error = false
      RES.error_msg = "ok"
      RES.msg = req.body[0].messsage

      res.json(RES)
});

// ***************************************************
//      rocket
// ***************************************************

io.origins('*:*') // for latest version  

io.on('connection', s => {                                                                
        console.error('socket connection');                 

        // ------------------------------
        // --- set
        // ------------------------------
        var usersession = new Object();
        usersession.SOCKET = {};
        usersession.SOCKET.error = {};
        console.error('socket ...');
        s.auth = false;

        // ------------------------------
        // --- authenticate
        // ------------------------------
        s.on('authenticate', function(data){
                const token = data 
                console.log('invalid 1 ' + token);
                (async() => { 
                    var isvalid = await checkToken(token);
                    if(isvalid.action == 'ok'){
                        console.log("Authserver ok ", s.id + ' - ' + token);
                        usersession.SOCKET.user  = isvalid.user
                        usersession.SOCKET.scope = isvalid.scope // space delimeter
                        usersession.SOCKET.token = isvalid.token
                        s.auth = true;
                    }else{
                        console.log("Authserver no ", s.id + ' - ' + token);
                        s.auth = false;
                    }
                })()
        });

        setTimeout(function(){
                if (!s.auth) {
                        console.log("Disconnecting timeout socket ", s.id);
                        s.disconnect('unauthorized');
                }else{
                   var room = usersession.SOCKET.user 
                   //s.on("subscribe", function (room) {
                   //   console.log("joining room", room);
                      s.join(room);
                   // });
                }
         }, 30000);




        var id = s.id                                         
        s.on('log', obj => {                                  
          console.error('from client '+ s.id + ' obj ' + obj);                    
        });                                                                       
                                                                              
});                                                                           

http.listen(3000, () => console.error('listening on http://localhost:3000/'));
console.error('socket.io example');