add profiles in flash after sign-in if multiple profile

app/controllers/users/sessions_controller.rb

@@ -16,6 +16,9 @@ class Users::SessionsController < Devise::SessionsController
     end
 
     super
+    if current_account.count > 1
+      flash[:notice] = t("devise.sessions.signed_in_multiple_profile", roles: current_account.keys.map { |role| t("layouts.#{role}") }.join(', '))
+    end
   end
 
   def reset_link_sent

app/views/layouts/_account_dropdown.haml

@@ -1,7 +1,7 @@
 %nav.fr-translate.fr-nav{ role: "navigation", "aria-label"=> t('menu_aria_label', scope: [:layouts]) }
   .fr-nav__item
     %button.account-btn.fr-translate__btn.fr-btn{ "aria-controls" => "account", "aria-expanded" => "false", :title => t('my_account', scope: [:layouts]) }
-      %div{ class: "fr-badge fr-badge--sm fr-mr-1w #{color_by_role(nav_bar_profile)}"}
+      %div{ class: "fr-badge fr-badge--sm fr-mr-1w #{color_by_role(nav_bar_profile)}" }
         = t("layouts.#{nav_bar_profile}")
       = " #{current_email}"
     #account.fr-collapse.fr-menu

config/locales/devise.en.yml

@@ -3,3 +3,5 @@ en:
     passwords:
       new:
         request_new_password: Request new password
+    sessions:
+      signed_in_multiple_profile: "You are connected ! You can switch between your multiple profiles : %{roles}."

config/locales/devise.fr.yml

@@ -3,3 +3,5 @@ fr:
     passwords:
       new:
         request_new_password: Demander un nouveau mot de passe
+    sessions:
+      signed_in_multiple_profile: "Vous êtes connecté(e) ! Vous pouvez à tout moment alterner entre vos différents profils : %{roles}."

spec/system/sessions/sign_in_spec.rb

@@ -12,6 +12,22 @@ describe 'Signin in:' do
 
     sign_in_with user.email, password
     expect(page).to have_current_path dossiers_path
+    expect(page).to have_content('Connecté(e).')
+    expect(page).not_to have_content('Vous pouvez à tout moment alterner')
+  end
+
+  context 'user has multiple profiles' do
+    let!(:instructeur) { create(:instructeur,    user: user) }
+    let!(:admin)       { create(:administrateur, user: user, instructeur: instructeur) }
+
+    scenario 'he can sign-in and he is notified in flash' do
+      visit root_path
+      click_on 'Se connecter', match: :first
+
+      sign_in_with user.email, password
+      expect(page).to have_current_path admin_procedures_path
+      expect(page).to have_content('Vous êtes connecté(e) ! Vous pouvez à tout moment alterner entre vos différents profils : administrateur, instructeur, usager.')
+    end
   end
 
   scenario 'an existing user can lock its account' do