Retrieving the real server response using Angular's $resource

I have developed an API using Laravel which provides JSON data in the following format:

{
  "data":{
    "errors":{
      "username":"The username you entered has already been taken.",
      "email":"The email address provided is already in use."
    }
  },
  "success":true,
  "status":400
}

In this scenario, I am attempting to register a user with a username and email that are already registered. Here is the Angular $resource code segment from my controller used for this purpose:

var user = new User({
    username: $scope.user.username,
    email: $scope.user.email,
    password: $scope.user.password
});

var response = user.$save(function(data) {
    console.log(data);
}, function(data) {
    if (data.status === 400) {
        angular.forEach(data.data.data.errors, function(error) {
            console.log(error);
        });
    }
});

Essentially, this code sends a POST request to /users on the API. If it receives a non-200 status code, it checks for a 400 error, indicating a validation issue, and outputs the error messages to the console. As expected, the error messages are displayed in the console.

My query pertains to whether there exists a more efficient method to access the error messages rather than utilizing data.data.data.errors. Due to the API encapsulating the response data within a data field and Angular returning the $resource of the request instead of the actual server response, navigating through multiple properties becomes cumbersome when retrieving error messages.

Is there a smoother way to achieve this task?

Answer №1

From my perspective, the simple answer is 'no'. However, in my case, I might consider reordering some of the variables to enhance readability.

user.$save(function(data) {
    console.log(data);
}, function(response) {
    if (response.status === 400) {
        var data = response.data.data
        angular.forEach(data.errors, function(error) {
            console.log(error);
        });
    }
});

If it were up to me, I wouldn't wrap the errors in the unnecessary secondary data object within the API. This seems like a perfectly acceptable piece of code in my opinion.

{
  "errors":{
    "username":"The username has already been taken.",
    "email":"The email has already been taken."
  },
  "success":true,
  "status":400
}

user.$save(function(data) {
    console.log(data);
}, function(response) {
    var data = response.data
    if (data.status === 400) {
        angular.forEach(data.errors, function(error) {
            console.log(error);
        });
    }
});

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