performing an AJAX request to the controller method in a Rails application

I am currently facing an issue with making an ajax call to my controller

class PatientRecordController < ApplicationController
  def export
     ....
  end
end

Within my javascript file, the code snippet is as follows:

$(document).ready(function(){
    freezeTopRow($('#dataTable'));
    $("#export").click(function(){
        $.ajax({url: "patient_record/export", type: "POST"});
    });
});

Despite inspecting element and debugging, when I click on the 'export' tag on my page, the function gets called but fails to reach the controller.

Interestingly, I have another set of 2 controllers and views wherein the same process works perfectly fine.

Answer №1

Make sure to verify that your routes.rb file includes something similar to:

post 'patient_record/export'

It's possible that Rails is unaware of this route, causing the ajax function to malfunction (if you can access the action from your browser, it indicates that only a GET method is set up; you can confirm by modifying the request type in the ajax call)

Answer №2

To successfully enable the export feature, you must define a route for it within your config/routes.rb file. Here is an example of how this can be achieved:

resources :patient_records do
  member do
    post :export
  end
end

You can verify if this route already exists by executing rake routes | grep 'export'.

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