angular.module('fairMuseApp')
  .controller('LoginCtrl', function(authenticationService, $location, $scope) {
    var self = this;
    var user, email, password, authenticationService, response, wrongCredentials, location;
   location = $location
self.email = "";
self.password = "";
self.wrongCredentials = false;

self.sendForm = function(email, password) {
   self.user = {email: self.email,
                password: self.password}
   var promise = authenticationService.login(self.user);
  promise.then(success, error);
};

  var success = function(response){
  localStorage.setItem('auth_token', response.data.auth_token);
  console.log(localStorage)
  location.path('/songs')
  };

  var error = function(hi) {
    self.wrongCredentials = true;
 };
});

<div ng-include="'views/navbar.html'"></div>
<div ng-controller='LoginCtrl as login' class='alert alert-danger' ng-show="login.wrongCredentials">
Wrong Credentials
</div>
<form name="login_form" ng-submit="login.sendForm(email, password)">
<label for="email">Email</label>
<input type="email" name="email" ng-model="login.email">
<label for="password">Password</label>
<input type="password" name="password" ng-model="login.password">
<button type="submit">Log in</button>
</form>