dossiers: displays an "Start an other dossier" item in action dropdown

app/models/procedure.rb

@@ -123,6 +123,10 @@ class Procedure < ApplicationRecord
     publiee_ou_archivee?
   end
 
+  def accepts_new_dossiers?
+    !archivee?
+  end
+
   # This method is needed for transition. Eventually this will be the same as brouillon?.
   def brouillon_avec_lien?
     brouillon? && path.present?

app/views/users/dossiers/_dossier_actions.html.haml

@@ -1,5 +1,7 @@
 - has_delete_action = dossier.can_be_deleted_by_user?
-- has_actions = has_delete_action
+- has_new_dossier_action = dossier.procedure.expects_multiple_submissions? && dossier.procedure.accepts_new_dossiers?
+
+- has_actions = has_delete_action || has_new_dossier_action
 
 - if has_actions
   %span.dropdown.user-dossier-actions
@@ -7,6 +9,13 @@
       Actions
     .dropdown-content.fade-in-down
       %ul.dropdown-items
+        - if has_new_dossier_action
+          %li
+            = link_to procedure_lien(dossier.procedure) do
+              %span.icon.new-folder
+              .dropdown-description
+                Commencer un autre dossier
+
         - if has_delete_action
           %li.danger
             = link_to ask_deletion_dossier_path(dossier), method: :post, data: { disable: true, confirm: "En continuant, vous allez supprimer ce dossier ainsi que les informations qu’il contient. Toute suppression entraine l’annulation de la démarche en cours.\n\nConfirmer la suppression ?" } do

spec/views/users/dossiers/_dossier_actions.html.haml_spec.rb

@@ -4,6 +4,7 @@ describe 'users/dossiers/dossier_actions.html.haml', type: :view do
 
   subject { render 'users/dossiers/dossier_actions.html.haml', dossier: dossier }
 
+  it { is_expected.to have_link('Commencer un autre dossier', href: commencer_url(path: procedure.path)) }
   it { is_expected.to have_link('Supprimer le dossier', href: ask_deletion_dossier_path(dossier)) }
 
   context 'when the dossier cannot be deleted' do
@@ -11,7 +12,18 @@ describe 'users/dossiers/dossier_actions.html.haml', type: :view do
     it { is_expected.not_to have_link('Supprimer le dossier') }
   end
 
+  context 'when the procedure doesn’t expect multiple submissions' do
+    let(:procedure) { create(:procedure, :published, expects_multiple_submissions: false) }
+    it { is_expected.not_to have_link('Commencer un autre dossier') }
+  end
+
+  context 'when the procedure is closed' do
+    let(:procedure) { create(:procedure, :archived, expects_multiple_submissions: true) }
+    it { is_expected.not_to have_link('Commencer un autre dossier') }
+  end
+
   context 'when there are no actions to display' do
+    let(:procedure) { create(:procedure, :published, expects_multiple_submissions: false) }
     let(:dossier) { create(:dossier, :accepte, procedure: procedure) }
 
     it 'doesn’t render the menu at all' do