Don’t use alias_method_chain, use a proxy method

app/controllers/admin/mail_templates_controller.rb

@@ -19,11 +19,11 @@ class Admin::MailTemplatesController < AdminController
 
   def mail_templates
     [
-      @procedure.initiated_mail,
+      @procedure.initiated_mail_template,
-      @procedure.received_mail,
+      @procedure.received_mail_template,
-      @procedure.closed_mail,
+      @procedure.closed_mail_template,
-      @procedure.refused_mail,
+      @procedure.refused_mail_template,
-      @procedure.without_continuation_mail
+      @procedure.without_continuation_mail_template
     ]
   end
 

app/controllers/backoffice/dossiers_controller.rb

@@ -99,7 +99,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     dossier.received!
     flash.notice = 'Dossier considéré comme reçu.'
 
-    NotificationMailer.send_notification(dossier, dossier.procedure.received_mail).deliver_now!
+    NotificationMailer.send_notification(dossier, dossier.procedure.received_mail_template).deliver_now!
 
     redirect_to backoffice_dossier_path(id: dossier.id)
   end
@@ -112,7 +112,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     dossier.next_step! 'gestionnaire', 'refuse'
     flash.notice = 'Dossier considéré comme refusé.'
 
-    NotificationMailer.send_notification(dossier, dossier.procedure.refused_mail).deliver_now!
+    NotificationMailer.send_notification(dossier, dossier.procedure.refused_mail_template).deliver_now!
 
     redirect_to backoffice_dossier_path(id: dossier.id)
   end
@@ -125,7 +125,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     dossier.next_step! 'gestionnaire', 'without_continuation'
     flash.notice = 'Dossier considéré comme sans suite.'
 
-    NotificationMailer.send_notification(dossier, dossier.procedure.without_continuation_mail).deliver_now!
+    NotificationMailer.send_notification(dossier, dossier.procedure.without_continuation_mail_template).deliver_now!
 
     redirect_to backoffice_dossier_path(id: dossier.id)
   end
@@ -138,7 +138,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     dossier.next_step! 'gestionnaire', 'close'
     flash.notice = 'Dossier traité avec succès.'
 
-    NotificationMailer.send_notification(dossier, dossier.procedure.closed_mail).deliver_now!
+    NotificationMailer.send_notification(dossier, dossier.procedure.closed_mail_template).deliver_now!
 
     redirect_to backoffice_dossier_path(id: dossier.id)
   end

app/controllers/users/description_controller.rb

@@ -52,7 +52,7 @@ class Users::DescriptionController < UsersController
     else
       if dossier.draft?
         dossier.initiated!
-        NotificationMailer.send_notification(dossier, procedure.initiated_mail).deliver_now!
+        NotificationMailer.send_notification(dossier, procedure.initiated_mail_template).deliver_now!
       end
       flash.notice = 'Félicitations, votre demande a bien été enregistrée.'
       redirect_to url_for(controller: :recapitulatif, action: :show, dossier_id: dossier.id)

app/models/procedure.rb

@@ -99,11 +99,11 @@ class Procedure < ActiveRecord::Base
     procedure.logo_secure_token = nil
     procedure.remote_logo_url = self.logo_url
 
-    procedure.initiated_mail = initiated_mail_without_override.try(:dup)
+    procedure.initiated_mail = initiated_mail.try(:dup)
-    procedure.received_mail = received_mail_without_override.try(:dup)
+    procedure.received_mail = received_mail.try(:dup)
-    procedure.closed_mail = closed_mail_without_override.try(:dup)
+    procedure.closed_mail = closed_mail.try(:dup)
-    procedure.refused_mail = refused_mail_without_override.try(:dup)
+    procedure.refused_mail = refused_mail.try(:dup)
-    procedure.without_continuation_mail = without_continuation_mail_without_override.try(:dup)
+    procedure.without_continuation_mail = without_continuation_mail.try(:dup)
 
     return procedure if procedure.save
   end
@@ -137,28 +137,23 @@ class Procedure < ActiveRecord::Base
     ProcedureOverview.new(self, start_date, notifications_count)
   end
 
-  def initiated_mail_with_override
+  def initiated_mail_template
-    self.initiated_mail_without_override || Mails::InitiatedMail.default
+    initiated_mail || Mails::InitiatedMail.default
   end
-  alias_method_chain "initiated_mail", :override
 
-  def received_mail_with_override
+  def received_mail_template
-    self.received_mail_without_override || Mails::ReceivedMail.default
+    received_mail || Mails::ReceivedMail.default
   end
-  alias_method_chain "received_mail", :override
 
-  def closed_mail_with_override
+  def closed_mail_template
-    self.closed_mail_without_override || Mails::ClosedMail.default
+    closed_mail || Mails::ClosedMail.default
   end
-  alias_method_chain "closed_mail", :override
 
-  def refused_mail_with_override
+  def refused_mail_template
-    self.refused_mail_without_override || Mails::RefusedMail.default
+    refused_mail || Mails::RefusedMail.default
   end
-  alias_method_chain "refused_mail", :override
 
-  def without_continuation_mail_with_override
+  def without_continuation_mail_template
-    self.without_continuation_mail_without_override || Mails::WithoutContinuationMail.default
+    without_continuation_mail || Mails::WithoutContinuationMail.default
   end
-  alias_method_chain "without_continuation_mail", :override
 end

spec/controllers/admin/mail_templates_controller_spec.rb

@@ -33,7 +33,7 @@ describe Admin::MailTemplatesController, type: :controller do
     it { expect(response).to redirect_to admin_procedure_mail_templates_path(procedure) }
 
     context 'the mail template' do
-      subject { procedure.reload ; procedure.initiated_mail }
+      subject { procedure.reload ; procedure.initiated_mail_template }
 
       it { expect(subject.object).to eq(object) }
       it { expect(subject.body).to eq(body) }

spec/mailers/previews/notification_mailer_preview.rb

@@ -1,7 +1,7 @@
 class NotificationMailerPreview < ActionMailer::Preview
 
   def send_notification
-    NotificationMailer.send_notification(Dossier.last, Dossier.last.procedure.initiated_mail)
+    NotificationMailer.send_notification(Dossier.last, Dossier.last.procedure.initiated_mail_template)
   end
 
 end

spec/models/procedure_spec.rb

@@ -2,18 +2,20 @@ require 'spec_helper'
 
 describe Procedure do
   describe 'mail templates' do
-    it { expect(subject.initiated_mail).to be_a(Mails::InitiatedMail) }
+    subject { create(:procedure) }
-    it { expect(subject.received_mail).to be_a(Mails::ReceivedMail) }
+
-    it { expect(subject.closed_mail).to be_a(Mails::ClosedMail) }
+    it { expect(subject.initiated_mail_template).to be_a(Mails::InitiatedMail) }
-    it { expect(subject.refused_mail).to be_a(Mails::RefusedMail) }
+    it { expect(subject.received_mail_template).to be_a(Mails::ReceivedMail) }
-    it { expect(subject.without_continuation_mail).to be_a(Mails::WithoutContinuationMail) }
+    it { expect(subject.closed_mail_template).to be_a(Mails::ClosedMail) }
+    it { expect(subject.refused_mail_template).to be_a(Mails::RefusedMail) }
+    it { expect(subject.without_continuation_mail_template).to be_a(Mails::WithoutContinuationMail) }
   end
 
   describe 'initiated_mail' do
     subject { create(:procedure) }
 
     context 'when initiated_mail is not customize' do
-      it { expect(subject.initiated_mail.body).to eq(Mails::InitiatedMail.default.body) }
+      it { expect(subject.initiated_mail_template.body).to eq(Mails::InitiatedMail.default.body) }
     end
 
     context 'when initiated_mail is customize' do
@@ -22,7 +24,7 @@ describe Procedure do
         subject.save
         subject.reload
       end
-      it { expect(subject.initiated_mail.body).to eq('sisi') }
+      it { expect(subject.initiated_mail_template.body).to eq('sisi') }
     end
 
     context 'when initiated_mail is customize ... again' do
@@ -31,7 +33,7 @@ describe Procedure do
         subject.save
         subject.reload
       end
-      it { expect(subject.initiated_mail.body).to eq('toto') }
+      it { expect(subject.initiated_mail_template.body).to eq('toto') }
 
       it { expect(Mails::InitiatedMail.count).to eq(1) }
     end
@@ -185,7 +187,7 @@ describe Procedure do
     end
 
     it 'should not duplicate default mail_template' do
-      expect(subject.initiated_mail.attributes).to eq Mails::InitiatedMail.default.attributes
+      expect(subject.initiated_mail_template.attributes).to eq Mails::InitiatedMail.default.attributes
     end
 
     it 'should not duplicate specific related objects' do