package sshtunnel

import (
	"flag"
	"log"
	"golang.org/x/crypto/ssh"

)


func(c *Client) Start(){

	//The intermediary server for port binding
	serverHostname := flag.String("server", "ubuntu.cse.unr.edu", "a string")
	//TODO Add logfile
	//TODO Add exec - Executes an application.

  var endpoints EndpointsFlag
	flag.Var(&endpoints,"endpoints", "Local and remote endpoints")
	flag.Parse()

  if len(endpoints) < 1 {
		log.Printf("No endpoints defined: %d\n", len(endpoints))
		endpoints = make(EndpointsFlag, 0)
		endpoints = append(endpoints, "5555:172.28.128.230:5555") // MATLAB
	  	endpoints = append(endpoints, "25734:172.28.128.230:25734") // SolidWorks
	  	endpoints = append(endpoints, "25735:172.28.128.230:25735") // SolidWorks
	    endpoints = append(endpoints, "7788:134.197.20.21:7788") // SolidWorks
	}

	localE, remoteE:= ParseEndpointsFromArray(endpoints)

	log.Printf("localE: %v remoteE: %v", localE, remoteE)

	// 27013
	serverEndpoint := &Endpoint{
		Host: *serverHostname,
		Port: 22,
	}

  log.Printf("Endpoints: %v \nserverEndpoint: %v\n", endpoints, serverEndpoint)
	//log.Printf("%v %v", serverEndpoint)
	//credChan := make(chan Credentials)

	var passwordForm= NewPasswordForm()
	//passwordForm.SetChan(credChan)
	passwordForm.Show();

	credentials := passwordForm.Credentials
	log.Printf("Connecting to %s, User: %s ", *serverHostname, credentials.Username)
	sshConfig := &ssh.ClientConfig{
    User: credentials.Username,
    HostKeyCallback: KeyPrint,
    Auth: []ssh.AuthMethod{
      ssh.Password(credentials.Password),
    },
  }

	tunnel := &SSHtunnel{
    Config: sshConfig,
    Local:  localE,
    Server: serverEndpoint,
    Remote: remoteE,
  }

	 tunnel.Start()
}