text: require('dotenv').load();
  var createError = require('http-errors');
  var express = require('express');
  var path = require('path');
  var cookieParser = require('cookie-parser');
  var logger = require('morgan');
  var passport = require('passport');
  
  require('./app_api/models/db');
  require('./app_api/config/passport');
  
  //var indexRouter = require('./app_server/routes/index');
  //var usersRouter = require('./app_server/routes/users');
  var apiRouter = require('./app_api/routes/index');
  
  
  var app = express();
  // view engine setup
  app.set('views', path.join(__dirname, 'app_server', 'views'));
  app.set('view engine', 'jade');
  
  app.use(logger('dev'));
  app.use(express.json());
  
  app.use(express.urlencoded({ extended: false }));
  app.use(cookieParser());
  
  app.use(express.static(path.join(__dirname, 'public')));
  app.use(express.static(path.join(__dirname, 'app_client')));
  
  
  //app.use('/', indexRouter);
  app.use('/api', apiRouter);
  //app.use('/users', usersRouter);
  
  app.use(passport.initialize());
  app.use(passport.session());
  //setting SPA index.html route
  app.use(function(req,res){
    res.sendfile(path.join(__dirname,'app_client','index.html'));
  });
  // catch 404 and forward to error handler
  app.use(function(req, res, next) {
    next(createError(404));
  });
  
  app.use(function (err, req, res, next) {
    if (err.name === 'UnauthorizedError') {
      res.status(401);
      res.json({"message" : err.name + ": " + err.message});
    }
  });
  
  // error handler
  app.use(function(err, req, res, next) {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = req.app.get('env') === 'development' ? err : {};
  
    // render the error page
    res.status(err.status || 500);
    res.render('error');
  });
  
  module.exports = app;
  