fix(dossier): remove champ duplicates

app/tasks/maintenance/t20241216remove_non_unique_champs_task.rb

@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+module Maintenance
+  class T20241216removeNonUniqueChampsTask < MaintenanceTasks::Task
+    # Documentation: cette tâche supprime les champs en double dans un dossier
+
+    include RunnableOnDeployConcern
+    include StatementsHelpersConcern
+
+    def collection
+      Dossier.state_not_brouillon.includes(champs: true)
+    end
+
+    def process(dossier)
+      dossier.champs.filter { _1.row_id.nil? }.group_by(&:public_id).each do |_, champs|
+        if champs.size > 1
+          champs.sort_by(&:id)[1..].each(&:destroy)
+        end
+      end
+    end
+  end
+end

spec/tasks/maintenance/t20241216remove_non_unique_champs_task_spec.rb

@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+
+module Maintenance
+  RSpec.describe T20241216removeNonUniqueChampsTask do
+    describe "#process" do
+      subject(:process) { described_class.process(dossier) }
+      let(:procedure) { create(:procedure, types_de_champ_public: [{}]) }
+      let(:dossier) { create(:dossier, :with_populated_champs, procedure:) }
+      let(:type_de_champ) { dossier.revision.types_de_champ_public.first }
+      let(:champ_id) { dossier.champs.first.id }
+
+      before {
+        dossier.champs.create(**type_de_champ.params_for_champ)
+      }
+
+      it { expect { subject }.to change { dossier.reload.project_champ(type_de_champ).id }.from(dossier.champs.last.id).to(champ_id) }
+      it { expect { subject }.to change { Champ.count }.by(-1) }
+    end
+  end
+end