// =========================================================================
// LOCAL SIGNUP ============================================================
// =========================================================================
// we are using named strategies since we have one for login and one for signup
// by default, if there was no name, it would just be called 'local'

passport.use('local-signup', new LocalStrategy({
        // by default, local strategy uses username and password, we will override with email
        firstNameField: 'firstName',
        lastNameField: 'lastName',
        usernameField: 'email',
        passwordField: 'password',
        jobTitleField: 'jobTitle',
        startDateField: 'startDate',
        passReqToCallback: true // allows us to pass back the entire request to the callback
    },

    function(req, email, password, done) {

        // find a user whose email is the same as the forms email
        // we are checking to see if the user trying to login already exists
        User.findOne({'email': email}, function(err, user) {
            // if there are any errors, return the error
            if (err)
                return done(err);

            // check to see if theres already a user with that email
            if (user) {
                return done(null, false, {
                    message: 'That email is already taken.'
                });
            }
            else { var token = crypto.randomBytes().toString();
                  // if there is no user with that email
                  // create the user
                  var newUser = new User();

                 // set the user's local credentials
                newUser.firstName = req.body.firstName;
                newUser.lastName = req.body.lastName;
                newUser.email = email;
                newUser.password = newUser.generateHash(password); // use the generateHash function in our user model
                newUser.jobTitle = req.body.jobTitle;
                newUser.startDate = req.body.startDate;
                newUser.birthday = req.body.birthday;
                newUser.region = req.body.region;
                newUser.sector = req.body.sector;
                newUser.accountConfirmationToken = token;
                newUser.accountConfirmationTokenExpires = Date.now() + 3600000;
                newUser.accountVerified = 'false';
                newUser.isLineManager = 'false';

                // save the user
                newUser.save(function(err) {
                    if (err)
                        throw err;
                    else {

                        var data = {
                            from: 'system',
                            to: email,
                            subject: 'Account Verification',
                            text: 'You recently registered onto the App, to gain access to your account please verify your account.nn' +
                                'Please click on the following link, or paste this into your browser to complete the process:nn' +
                                'http://' + req.headers.host + '/verify/' + token + 'nn'
                        };

                        mailgun.messages().send(data, function(error, body) {
                            console.log(body);
                            console.log("setting token 1");
                            req.flash('info', 'An e-mail has been sent to ' + email + ' with further instructions.');
                        });
                        return done(null, newUser);
                    }
                });
            }

        });

    }));