Create template for controller

[wbotelhos]

This controller can create assigned URL for JS requests.

# frozen_string_literal: true

class AttachyController < ApplicationController
  skip_authorization_check

  def url
    image = Cloudinary::Utils.cloudinary_url(params[:public_id], image_options)
    link  = Cloudinary::Utils.cloudinary_url(params[:public_id], link_options)

    render json: { image: image, link: link }
  end

  private

  def options
    {
      format:   params[:format],
      secure:   params[:secure],
      sign_url: params[:sign_url]
    }
  end

  def image_options
    {
      crop:    params[:crop],
      height:  params[:height],
      version: params[:version],
      width:   params[:width]
    }.merge options
  end

  def link_options
    {
      crop:    params[:link_crop],
      height:  params[:link_height],
      version: params[:link_version],
      width:   params[:link_width]
    }.merge options
  end
end

# frozen_string_literal: true

require 'common_helper'
require 'support/database_cleaner'
require 'support/factory_bot'
require 'support/shared/logged'

RSpec.describe AttachyController, '#url' do
  let!(:public_id) { 7 }

  let!(:image_parameters) do
    {
      crop:    'fill',
      height:  '1',
      version: '1',
      width:   '1'
    }
  end

  let!(:link_parameters) do
    {
      link_crop:    'crop',
      link_height:  '2',
      link_version: '2',
      link_width:   '2'
    }
  end

  let!(:options) do
    {
      format:   'jpg',
      secure:   'true',
      sign_url: 'true'
    }
  end

  before  do
    allow(Cloudinary::Utils).to receive(:cloudinary_url).with('7',
      crop:    'fill',
      height:  '1',
      version: '1',
      width:   '1',

      format:   'jpg',
      secure:   'true',
      sign_url: 'true'
    ).and_return(:image)

    allow(Cloudinary::Utils).to receive(:cloudinary_url).with('7', {
      crop:    'crop',
      height:  '2',
      version: '2',
      width:   '2',

      format:   'jpg',
      secure:   'true',
      sign_url: 'true'
    }).and_return(:link)
  end

  it 'serializes the image and link urls with given transformations' do
    get :url, params: image_parameters.merge(link_parameters).merge(options).merge(public_id: public_id)

    expect(json_for(response)).to eq(image: 'image', link: 'link')
  end
end