var http = require ('http');
    var fs = require ('fs');
    var mongo = require('mongodb').MongoClient;
    var DB;
    var express  = require('express');
    var router = express.Router();
    var app      = express();                               // create our app w/ express
    var mongoose = require('mongoose');                     // mongoose for mongodb
    var morgan = require('morgan');             // log requests to the console (express4)
    var bodyParser = require('body-parser');    // pull information from HTML POST (express4)
    var methodOverride = require('method-override'); // simulate DELETE and PUT (express4)
    var passport = require('passport');         //For Sign up and Login
    var LocalStrategy = require('passport-local').Strategy;     //For sign up and login
    require('./passport.js');

    // configuration =================

    mongo.connect('mongodb://localhost:27017/shopialmedia', function (err, db) {
    console.log('connected to db');
    DB = db;
    });                 // connect to mongoDB database on our localhost

    app.use(express.static(__dirname + '/public'));                 // set the static files location /public/img will be /img for users
    app.use(morgan('dev'));                                         // log every request to the console
    app.use(bodyParser.urlencoded({'extended':'true'}));            // parse application/x-www-form-urlencoded
    app.use(bodyParser.json());                                     // parse application/json
    app.use(bodyParser.json({ type: 'application/vnd.api+json' })); // parse application/vnd.api+json as json
    app.use(methodOverride());
    app.use(passport.initialize());

    //Our Model
    var schema = new mongoose.Schema({      //Our Collection Schema
        email : {
             type : String,
             unique : true,
             required : true
        },

        password : {
            type : String,
            required : true
        },

        firstName : {
            type : String,
            required : true
        },

        lastName : {
            type : String,
            required : true
        },

        age : {
            type : String,
            required : true
        }
    });
    var User = mongoose.model('User', schema);     //Our Defined Model, will be used in the routes

    //Routes =======================


    app.get('/api/users', function(req, res) {
        User.find(function(err, users) {
            if (err)
                res.send(err)

            res.json(users); // return all todos in JSON format
        });
    });
app.listen(8080);
    console.log("App listening on port 8080");