# frozen_string_literal: true

class Api::V0::TemplatesController < Api::V0::BaseController

  before_action :authenticate

  # GET
  #
  # Renders a list of templates ordered by organisation
  def index
    # check if the user has permissions to use the templates API
    unless Api::V0::TemplatePolicy.new(@user, :guidance_group).index?
      raise Pundit::NotAuthorizedError
    end

    @org_templates = {}

    published_templates = Template.includes(:org)
                                  .unarchived
                                  .where(customization_of: nil, published: true)
                                  .order(:org_id, :version)

    customized_templates = Template.includes(:org)
                                   .unarchived
                                   .where(org_id: @user.org_id, published: true)
                                   .where.not(customization_of: nil)

    published_templates.order(:org_id, :version).each do |temp|
      if @org_templates[temp.org].present?
        if @org_templates[temp.org][:own][temp.family_id].nil?
          @org_templates[temp.org][:own][temp.family_id] = temp
        end
      else
        @org_templates[temp.org] = {}
        @org_templates[temp.org][:own] = {}
        @org_templates[temp.org][:cust] = {}
        @org_templates[temp.org][:own][temp.family_id] = temp
      end
    end
    customized_templates.each do |temp|
      if @org_templates[temp.org].present?
        if @org_templates[temp.org][:cust][temp.family_id].nil?
          @org_templates[temp.org][:cust][temp.family_id] = temp
        end
      else
        @org_templates[temp.org] = {}
        @org_templates[temp.org][:own] = {}
        @org_templates[temp.org][:cust] = {}
        @org_templates[temp.org][:cust][temp.family_id] = temp
      end
    end
    respond_with @org_templates
  end

end