# frozen_string_literal: true
module Hyrax
  class DepositorsController < ApplicationController
    include DenyAccessOverrideBehavior

    before_action :authenticate_user!

    layout :decide_layout

    def index
      add_breadcrumb t(:'hyrax.controls.home'), root_path
      add_breadcrumb t(:'hyrax.dashboard.breadcrumbs.admin'), hyrax.dashboard_path
      add_breadcrumb t(:'hyrax.dashboard.manage_proxies'), hyrax.depositors_path
      @user = current_user
    end

    def create
      grantor = authorize_and_return_grantor
      grantee = ::User.from_url_component(params[:grantee_id])

      if grantor == grantee
        render_json_response(response_type: :unprocessable_entity, message: view_context.t('hyrax.dashboard.proxy_add_deny'))
      elsif grantor.can_receive_deposits_from.include?(grantee)
        head :ok
      else
        grantor.can_receive_deposits_from << grantee
        send_proxy_depositor_added_messages(grantor, grantee)
        render json: { name: grantee.name, delete_path: sanitize_route_string(hyrax.user_depositor_path(grantor.user_key, grantee.user_key)) }
      end
    end

    def destroy
      grantor = authorize_and_return_grantor
      grantor.can_receive_deposits_from.delete(::User.from_url_component(params[:id]))
      head :ok
    end

    private

    # The reason the period has to be converted to -dot- is because in the destroy method
    # ::User.from_url_component is called, and from_url_componet expects -dot- in place of
    # a period.  I believe this is done because Rails does not like periods in urls.
    def sanitize_route_string(route)
      route.gsub("\.", "-dot-")
    end

    def authorize_and_return_grantor
      grantor = ::User.from_url_component(params[:user_id])
      authorize! :edit, grantor
      grantor
    end

    def send_proxy_depositor_added_messages(grantor, grantee)
      message_to_grantee = I18n.t('hyrax.notifications.proxy_depositor_added.grantee_message', grantor: grantor.name)
      message_to_grantor = I18n.t('hyrax.notifications.proxy_depositor_added.grantor_message', grantee: grantee.name)
      Hyrax::MessengerService.deliver(::User.batch_user, grantor, message_to_grantor,
                                      I18n.t('hyrax.notifications.proxy_depositor_added.subject'))
      Hyrax::MessengerService.deliver(::User.batch_user, grantee, message_to_grantee,
                                      I18n.t('hyrax.notifications.proxy_depositor_added.subject'))
    end

    def decide_layout
      layout = case action_name
               when 'index'
                 'dashboard'
               else
                 '1_column'
               end
      File.join(theme, layout)
    end
  end
end