Remove the link between commentaire and user

app/graphql/types/dossier_type.rb

@@ -80,10 +80,10 @@ module Types
     def messages(id: nil)
       if id.present?
         Loaders::Record
-          .for(Commentaire, where: { dossier: object }, includes: [:instructeur, :user], array: true)
+          .for(Commentaire, where: { dossier: object }, includes: [:instructeur, :expert], array: true)
           .load(ApplicationRecord.id_from_typed_id(id))
       else
-        Loaders::Association.for(object.class, commentaires: [:instructeur, :user]).load(object)
+        Loaders::Association.for(object.class, commentaires: [:instructeur, :expert]).load(object)
       end
     end
 

app/models/champ.rb

@@ -21,7 +21,6 @@ class Champ < ApplicationRecord
   belongs_to :dossier, -> { with_discarded }, inverse_of: false, touch: true, optional: false
   belongs_to :type_de_champ, inverse_of: :champ, optional: false
   belongs_to :parent, class_name: 'Champ', optional: true
-  has_many :commentaires
   has_one_attached :piece_justificative_file
 
   # We declare champ specific relationships (Champs::CarteChamp, Champs::SiretChamp and Champs::RepetitionChamp)

app/models/commentaire.rb

@@ -8,14 +8,15 @@
 #  created_at     :datetime         not null
 #  updated_at     :datetime         not null
 #  dossier_id     :integer
+#  expert_id      :bigint
 #  instructeur_id :bigint
-#  user_id        :bigint
 #
 class Commentaire < ApplicationRecord
+  self.ignored_columns = [:user_id]
   belongs_to :dossier, inverse_of: :commentaires, touch: true, optional: false
 
-  belongs_to :user, optional: true
   belongs_to :instructeur, optional: true
+  belongs_to :expert, optional: true
 
   validate :messagerie_available?, on: :create
 
@@ -33,10 +34,10 @@ class Commentaire < ApplicationRecord
   after_create :notify
 
   def email
-    if user
-      user.email
-    elsif instructeur
+    if sent_by_instructeur?
       instructeur.email
+    elsif sent_by_expert?
+      expert.email
     else
       read_attribute(:email)
     end
@@ -47,7 +48,7 @@ class Commentaire < ApplicationRecord
   end
 
   def redacted_email
-    if instructeur.present?
+    if sent_by_instructeur?
       if Flipper.enabled?(:hide_instructeur_email, dossier.procedure)
         "Instructeur n° #{instructeur.id}"
       else
@@ -59,8 +60,15 @@ class Commentaire < ApplicationRecord
   end
 
   def sent_by_system?
-    [CONTACT_EMAIL, OLD_CONTACT_EMAIL].include?(email) &&
-      user.nil? && instructeur.nil?
+    [CONTACT_EMAIL, OLD_CONTACT_EMAIL].include?(email)
+  end
+
+  def sent_by_instructeur?
+    instructeur_id.present?
+  end
+
+  def sent_by_expert?
+    expert_id.present?
   end
 
   def sent_by?(someone)
@@ -76,15 +84,12 @@ class Commentaire < ApplicationRecord
   private
 
   def notify
-    dossier_user_email = dossier.user.email
-    invited_users_emails = dossier.invites.pluck(:email).to_a
-
     # - If the email is the contact email, the commentaire is a copy
     #   of an automated notification email we sent to a user, so do nothing.
     # - If a user or an invited user posted a commentaire, do nothing,
     #   the notification system will properly
     # - Otherwise, a instructeur posted a commentaire, we need to notify the user
-    if !email.in?([CONTACT_EMAIL, dossier_user_email, *invited_users_emails])
+    if sent_by_instructeur? || sent_by_expert?
       notify_user
     end
   end

app/services/commentaire_service.rb

@@ -2,10 +2,10 @@ class CommentaireService
   class << self
     def build(sender, dossier, params)
       case sender
-      when User
-        params[:user] = sender
       when Instructeur
         params[:instructeur] = sender
+      when Expert
+        params[:expert] = sender
       end
 
       build_with_email(sender.email, dossier, params)

db/migrate/20210422101149_add_expert_id_to_commentaires.rb

@@ -0,0 +1,5 @@
+class AddExpertIdToCommentaires < ActiveRecord::Migration[6.1]
+  def change
+    add_belongs_to :commentaires, :expert, type: :bigint, foreign_key: true
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_04_16_160721) do
+ActiveRecord::Schema.define(version: 2021_04_22_101149) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -175,7 +175,9 @@ ActiveRecord::Schema.define(version: 2021_04_16_160721) do
     t.datetime "updated_at", null: false
     t.bigint "user_id"
     t.bigint "instructeur_id"
+    t.bigint "expert_id"
     t.index ["dossier_id"], name: "index_commentaires_on_dossier_id"
+    t.index ["expert_id"], name: "index_commentaires_on_expert_id"
     t.index ["instructeur_id"], name: "index_commentaires_on_instructeur_id"
     t.index ["user_id"], name: "index_commentaires_on_user_id"
   end
@@ -738,6 +740,7 @@ ActiveRecord::Schema.define(version: 2021_04_16_160721) do
   add_foreign_key "champs", "champs", column: "parent_id"
   add_foreign_key "closed_mails", "procedures"
   add_foreign_key "commentaires", "dossiers"
+  add_foreign_key "commentaires", "experts"
   add_foreign_key "dossier_operation_logs", "bill_signatures"
   add_foreign_key "dossier_operation_logs", "instructeurs"
   add_foreign_key "dossiers", "groupe_instructeurs"

spec/models/commentaire_spec.rb

@@ -63,7 +63,7 @@ describe Commentaire do
     end
 
     context 'with a commentaire created by a user' do
-      let(:commentaire) { build :commentaire, user: user }
+      let(:commentaire) { build :commentaire, email: user.email }
       let(:user) { build :user, email: 'some_user@exemple.fr' }
 
       it { is_expected.to eq 'some_user@exemple.fr' }
@@ -73,26 +73,34 @@ describe Commentaire do
   describe "#notify" do
     let(:procedure) { create(:procedure) }
     let(:instructeur) { create(:instructeur) }
+    let(:expert) { create(:expert) }
     let(:assign_to) { create(:assign_to, instructeur: instructeur, procedure: procedure) }
     let(:user) { create(:user) }
     let(:dossier) { create(:dossier, :en_construction, procedure: procedure, user: user) }
-    let(:commentaire) { Commentaire.new(dossier: dossier, body: "Mon commentaire") }
 
     context "with a commentaire created by a instructeur" do
+      let(:commentaire) { CommentaireService.build(instructeur, dossier, body: "Mon commentaire") }
+
       it "calls notify_user" do
         expect(commentaire).to receive(:notify_user)
+        commentaire.save
+      end
+    end
 
-        commentaire.email = instructeur.email
+    context "with a commentaire created by an expert" do
+      let(:commentaire) { CommentaireService.build(expert, dossier, body: "Mon commentaire") }
+
+      it "calls notify_user" do
+        expect(commentaire).to receive(:notify_user)
         commentaire.save
       end
     end
 
     context "with a commentaire automatically created (notification)" do
-      it "does not call notify_user or notify_instructeurs" do
-        expect(commentaire).not_to receive(:notify_user)
-        expect(commentaire).not_to receive(:notify_instructeurs)
+      let(:commentaire) { CommentaireService.build_with_email(CONTACT_EMAIL, dossier, body: "Mon commentaire") }
 
-        commentaire.email = CONTACT_EMAIL
+      it "does not call notify_user" do
+        expect(commentaire).not_to receive(:notify_user)
         commentaire.save
       end
     end