# frozen_string_literal: true module Decidim module Amendable # A command with all the business logic when a user starts amending a resource. class CreateDraft < Rectify::Command # Public: Initializes the command. # # form - A form object with the params. def initialize(form) @form = form @amendable = form.amendable @current_user = form.current_user @user_group = Decidim::UserGroup.find_by(id: form.user_group_id) end # Executes the command. Broadcasts these events: # # - :ok when everything is valid, together with the amend. # - :invalid if the form wasn't valid and we couldn't proceed. # # Returns nothing. def call return broadcast(:invalid) if form.invalid? transaction do create_emendation! create_amendment! end broadcast(:ok, @amendment) end private attr_reader :form, :amendable, :current_user, :user_group # Prevent PaperTrail from creating an additional version # in the amendment multi-step creation process (step 1: create) # # A first version will be created in step 4: publish # for diff rendering in the amendment control version def create_emendation! PaperTrail.request(enabled: false) do @emendation = Decidim.traceability.perform_action!( :create, amendable.class, current_user, visibility: "public-only" ) do emendation = amendable.class.new(form.emendation_params) emendation.title = { I18n.locale => form.emendation_params.with_indifferent_access[:title] } emendation.body = { I18n.locale => form.emendation_params.with_indifferent_access[:body] } emendation.component = amendable.component emendation.add_author(current_user, user_group) emendation.save! emendation end end end def create_amendment! @amendment = Decidim::Amendment.create!( amender: current_user, amendable: amendable, emendation: @emendation, state: "draft" ) end end end end