process.env.NODE_ENV = 'local_test';
process.env.TRAVIS = true;
process.env.DEBUG='interface:*';

var PM2           = require('../..');
var should        = require('should');
var nssocket      = require('nssocket');
var events        = require('events');
var util          = require('util');
var axon          = require('pm2-axon');
var sock          = axon.socket('sub');

var pub_sock      = sock.bind(8080);
var Cipher        = require('../../lib/Interactor/Cipher.js');
var cst           = require('../../constants.js');
var Plan          = require('../helpers/plan.js');
var Configuration = require('../../lib/Configuration.js');
var Helpers       = require('../helpers/apps.js');

var server = null;
var listener_server;

var _socket_list = [];

var meta_connect = {
  secret_key : 'osef',
  public_key : 'osef',
  machine_name : 'osef'
};

/**
 * Mock server receiving data
 * @method forkInteractor
 * @return CallExpression
 */
function createMockServer(cb) {

  pub_sock.server.on('connection', function(socket) {
    _socket_list.push(socket);
    console.log('Got new connection on mock server');
  });

  server = new events.EventEmitter();

  listener_server = nssocket.createServer(function(_socket) {
    server.on('cmd', function(data) {
      _socket.send(data._type, data);
    });

    _socket.data('*', function(data) {
      this.event.forEach(function(ev) {
        server.emit(ev, data);
      });
    });

  });

  listener_server.on('error', function(e) {
    throw new Error(e);
  });

  listener_server.on('listening', function() {
    cb(null, server);
  });

  listener_server.listen(4322, '0.0.0.0');
}

describe('Interactor testing', function() {
  this.timeout(5000);

  var server;
  var interactor;
  var pm2_bus;

  var pm2 = new PM2.custom({
    independent : true,
    cwd         : __dirname + '/../fixtures',
    secret_key : 'osef',
    public_key : 'osef',
    machine_name : 'osef',
    daemon_mode: true
  });

  before(function(done) {
    Configuration.unset('pm2:passwd', function(err, data) {
      createMockServer(function(err, _server) {
        server = _server;

        pm2.connect(function(err, data) {
          Helpers.startSomeApps(pm2, function(err, dt) {
            done();
          });
        });
      });
    });
  });

  after(function(done) {
    listener_server.close();
    pm2.destroy(done);
  });

  describe('Interactor methods', function() {
    it('should display info', function(done) {
      pm2.interactInfos(function(err, meta) {
        meta.should.have.properties([
          'machine_name',
          'public_key',
          'secret_key',
          'socket_path',
          'pm2_home_monitored'
        ])

        meta.pm2_home_monitored.should.eql(pm2.pm2_home);
        done();
      });
    });
  });

  describe('Input command / Output data checks', function() {
    it('should send ask, receive ask:rep and identify agent', function(done) {
      server.once('ask:rep', function(pck) {
        var data = Cipher.decipherMessage(pck.data, meta_connect.secret_key);
        data.machine_name.should.eql(meta_connect.machine_name);
        done();
      });

      server.emit('cmd', { _type : 'ask' });
    });

    it('should get status via PushInteractor and PM2 should be statused as not protected', function(done) {
      sock.once('message', function(data) {
        var dt = JSON.parse(data);

        dt.public_key.should.eql('osef');

        var status = dt.data.status.data;
        var procs  = status.process;
        var server = status.server;

        procs.length.should.eql(1);

        var meta = dt.data.status;
        should.exists(dt.sent_at);
        meta.protected.should.be.false();
        meta.rev_con.should.be.true();
        meta.server_name.should.eql('osef');
        done();
      });

      it('should get status via PushInteractor and PM2 should be statused as not protected', function(done) {
        sock.once('message', function(data) {
          var dt = JSON.parse(data);

          dt.public_key.should.eql('osef');

          var status = dt.data.status.data;
          var procs  = status.process;
          var server = status.server;

          procs.length.should.eql(1);

          var meta = dt.data.status;

          should.exists(dt.sent_at);
          meta.protected.should.be.false();
          meta.rev_con.should.be.true();
          meta.server_name.should.eql('osef');

          done();
        });
      });
    });

    describe('General behaviors', function() {
      it('should receive event application restart', function(done) {

        sock.once('message', function(data) {
          var dt = JSON.parse(data);
          var monitoring = dt.data.monitoring;
          var process_event = dt.data['process:event'];

          //console.log(JSON.stringify(process_event, '', 2));
          done();
        });

        pm2.restart('all', function() {});
      });
    });

    describe('PM2 password checking', function() {
      it('should set a password', function(done) {
        pm2.set('pm2:passwd', 'testpass', function(err, data) {
          should.not.exists(err);
          setTimeout(done, 1000);
        });
      });

      it('should interactor be notified of password set', function(done) {
        sock.once('message', function(data) {
          var dt = JSON.parse(data);
          // Has switched to true
          dt.data.status.protected.should.be.true();
          done();
        });
      });
    });

  });

  describe('Offline', function() {
    it('should handle offline gracefully', function(done) {
      _socket_list.forEach(function(socket, i) {
        _socket_list[i].destroy();
      });

      sock.closeSockets();

      pub_sock.server.close(function() {
        console.log('Server closed');
      });
      setTimeout(done, 500);
    });
  });


});