# Preview all emails at http://localhost:3000/rails/mailers/notification_mailer

# A Notification is attached as a Comment to the relevant discussion,
# then sent by email to the user.
#
# The subject and body of a Notification can be customized by each demarche.
#
class NotificationMailer < ApplicationMailer
  include ActionView::Helpers::SanitizeHelper

  before_action :prevent_delivery_to_deleted_users

  helper ServiceHelper
  helper MailerHelper

  layout 'mailers/notifications_layout'
  default from: NO_REPLY_EMAIL

  def send_dossier_received(dossier)
    send_notification(dossier, dossier.procedure.received_mail_template)
  end

  def send_initiated_notification(dossier)
    send_notification(dossier, dossier.procedure.initiated_mail_template)
  end

  def send_closed_notification(dossier)
    send_notification(dossier, dossier.procedure.closed_mail_template)
  end

  def send_refused_notification(dossier)
    send_notification(dossier, dossier.procedure.refused_mail_template)
  end

  def send_without_continuation_notification(dossier)
    send_notification(dossier, dossier.procedure.without_continuation_mail_template)
  end

  private

  def prevent_delivery_to_deleted_users
    !@dossier.user_deleted?
  end

  def send_notification(dossier, mail_template)
    email = dossier.user_email_for(:notification)

    subject = mail_template.subject_for_dossier(dossier)
    body = mail_template.body_for_dossier(dossier)

    create_commentaire_for_notification(dossier, subject, body)

    @dossier = dossier
    @service = dossier.procedure.service
    @logo_url = attach_logo(dossier.procedure)
    @rendered_template = sanitize(body)
    @actions = mail_template.actions_for_dossier(dossier)

    mail(subject: subject, to: email, template_name: 'send_notification')
  end

  def create_commentaire_for_notification(dossier, subject, body)
    params = { body: ["[#{subject}]", body].join("<br><br>") }
    commentaire = CommentaireService.build_with_email(CONTACT_EMAIL, dossier, params)
    commentaire.save!
  end
end