feat(administrateurs/types_de_champ_controller#move_and_morph): add action to move and morph fields between two coordinates

app/controllers/administrateurs/types_de_champ_controller.rb

@@ -61,6 +61,24 @@ module Administrateurs
       draft.move_type_de_champ(params[:stable_id], params[:position].to_i)
     end
 
+    def move_and_morph
+      source_type_de_champ = draft.find_and_ensure_exclusive_use(params[:stable_id])
+      target_type_de_champ = draft.find_and_ensure_exclusive_use(params[:target_stable_id])
+      @coordinate = @source_coordinate = draft.coordinate_for(source_type_de_champ)
+      from = @coordinate.position
+      to = draft.coordinate_for(target_type_de_champ).position
+      @coordinate = draft.move_type_de_champ(@coordinate.stable_id, to)
+      @destroyed = @coordinate
+      @created = champ_component_from(@coordinate)
+      @morphed = @coordinate.siblings
+      if from > to # case of moved up, update components from target (> plus one) to origin
+        @morphed = @morphed.where("position > ?", to).where("position <= ?", from)
+      else # case of moved down, update components from origin up to target (< minus one)
+        @morphed = @morphed.where("position >= ?", from).where("position < ?", to)
+      end
+      @morphed = @morphed.map { |c| champ_component_from(c) }
+    end
+
     def move_up
       @coordinate = draft.move_up_type_de_champ(params[:stable_id])
       @destroyed = @coordinate

app/views/administrateurs/types_de_champ/move_and_morph.turbo_stream.haml

@@ -0,0 +1,2 @@
+= render partial: 'insert'
+

config/routes.rb

@@ -623,6 +623,7 @@ Rails.application.routes.draw do
       resources :types_de_champ, only: [:create, :update, :destroy], param: :stable_id do
         member do
           patch :move
+          patch :move_and_morph
           patch :move_up
           patch :move_down
           put :piece_justificative_template

spec/controllers/administrateurs/types_de_champ_controller_spec.rb

@@ -154,6 +154,43 @@ describe Administrateurs::TypesDeChampController, type: :controller do
     end
   end
 
+  describe '#move_and_morph' do
+    # l1, l2, l3 => l2, l3, l1
+    context 'move and morph down' do
+      let(:params) do
+        { procedure_id: procedure.id, stable_id: first_coordinate.stable_id, target_stable_id: third_coordinate.stable_id }
+      end
+
+      subject { patch :move_and_morph, params: params, format: :turbo_stream }
+
+      it do
+        is_expected.to have_http_status(:ok)
+        expect(assigns(:coordinate)).to eq(first_coordinate)
+        expect(assigns(:destroyed)).to eq(first_coordinate)
+        expect(extract_libelle(assigns(:created))).to eq(['l1', ['l2', 'l3']])
+        expect(morpheds).to eq([['l2', []], ['l3', ['l2']]])
+      end
+    end
+
+    # l1, l2, l3 => l3, l1, l2
+    context 'move and morph up' do
+      let(:params) do
+        { procedure_id: procedure.id, stable_id: third_coordinate.stable_id, target_stable_id: first_coordinate.stable_id }
+      end
+
+      subject { patch :move_and_morph, params: params, format: :turbo_stream }
+
+      it do
+        is_expected.to have_http_status(:ok)
+        [first_coordinate, second_coordinate, third_coordinate].map(&:reload)
+        expect(assigns(:coordinate).stable_id).to eq(first_coordinate.stable_id)
+        expect(assigns(:destroyed).stable_id).to eq(first_coordinate.stable_id)
+        expect(extract_libelle(assigns(:created))).to eq(['l3', []])
+        expect(morpheds).to eq([['l1', ['l3']], ['l2', ['l3', 'l1']]])
+      end
+    end
+  end
+
   # l1, l2, l3 => l1, l3
   # destroyed: l2, morphed: (l3, [l1])
   describe '#destroy' do