# This is one of my Web app's method.
class Session < ActiveResource::Base
  def authenticate
    if username.present? && password.present?
      # I want to send request to API and get response from there only.
      @session ||= Session.create(username: self.username, password: self.password, host_: self.host_)
      @username = @session.username # Because we allow login via email, set the username again with response
    end
    @session
  rescue Execption => error
    message = JSON.parse(error.response.body)['message']
    errors.add(:session, message)
    @session = nil
  end
end


# API endpoint for Session

class SessionsController < ApplicationController
  def create
    # My code to authenticate the request and repond accordingly.
    # param => {"controller"=>"/sessions", "action"=>"create", "format"=>"json", "session"=>{}}
    # As you see params["session"] is empty hash but it should contains the parameters those are sending from Web app.
    # Is something I'm doing wrong?
    # Because I need to send request to API and get response from there only
  end
end