From 3f55fddcef2f390d16f15350d8f3eab7df092d8d Mon Sep 17 00:00:00 2001
From: simon lehericey <mail@simon.lehericey.net>
Date: Fri, 31 Mar 2023 12:46:28 +0200
Subject: [PATCH] feat(routing): ui side: prevent tdc deletion if used for
 routing

---
 .../champ_component/champ_component.html.haml   | 17 ++++++++++++-----
 app/models/procedure.rb                         |  4 ++++
 app/models/procedure_revision_type_de_champ.rb  |  4 ++++
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/app/components/types_de_champ_editor/champ_component/champ_component.html.haml b/app/components/types_de_champ_editor/champ_component/champ_component.html.haml
index 07b26cca4..be712bf14 100644
--- a/app/components/types_de_champ_editor/champ_component/champ_component.html.haml
+++ b/app/components/types_de_champ_editor/champ_component/champ_component.html.haml
@@ -1,10 +1,17 @@
 %li.type-de-champ.flex.column.justify-start{ html_options }
-  .flex.justify-start.section.head.hr
+  .flex.justify-between.section.head.hr
     .handle.small.icon-only.icon.move-handle{ title: "Déplacer le champ vers le haut ou vers le bas" }
-    .flex.justify-start.delete
-      = button_to type_de_champ_path, class: 'button small icon-only danger', method: :delete, form: { data: { turbo_confirm: 'Êtes vous sûr de vouloir supprimer ce champ ?' } } do
-        .icon.delete
-        %span.sr-only Supprimer
+
+    - if coordinate.used_by_routing_rules?
+      .flex.align-center
+        %span
+          utilisé pour
+          = link_to('le routage', admin_procedure_groupe_instructeurs_path(revision.procedure_id, anchor: 'routing-rules'))
+    - else
+      .flex.justify-start.delete
+        = button_to type_de_champ_path, class: 'button small icon-only danger', method: :delete, form: { data: { turbo_confirm: 'Êtes vous sûr de vouloir supprimer ce champ ?' } } do
+          .icon.delete
+          %span.sr-only Supprimer
 
   - if @errors.present?
     .types-de-champ-errors
diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index e0048b19b..23fa64bf0 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -919,4 +919,8 @@ class Procedure < ApplicationRecord
       groupe_instructeurs.create(label: GroupeInstructeur::DEFAUT_LABEL)
     end
   end
+
+  def stable_ids_used_by_routing_rules
+    @stable_ids_used_by_routing_rules ||= groupe_instructeurs.flat_map { _1.routing_rule&.sources }.compact
+  end
 end
diff --git a/app/models/procedure_revision_type_de_champ.rb b/app/models/procedure_revision_type_de_champ.rb
index 2fd7521b0..90fb598e8 100644
--- a/app/models/procedure_revision_type_de_champ.rb
+++ b/app/models/procedure_revision_type_de_champ.rb
@@ -69,4 +69,8 @@ class ProcedureRevisionTypeDeChamp < ApplicationRecord
       revision
     end
   end
+
+  def used_by_routing_rules?
+    stable_id.in?(procedure.stable_ids_used_by_routing_rules)
+  end
 end