[Admin] Extract #move action into concern

admin/app/controllers/concerns/solidus_admin/moveable.rb

@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module SolidusAdmin::Moveable
+  extend ActiveSupport::Concern
+
+  included do
+    before_action :load_moveable, only: [:move]
+  end
+
+  def move
+    @moveable.insert_at(params.require(:position).to_i)
+
+    respond_to do |format|
+      format.js { head :no_content }
+    end
+  end
+
+  private
+
+  def load_moveable
+    @moveable = moveable_class.find(params.require(:id))
+    authorize! action_name, @moveable
+  end
+
+  def moveable_class
+    "Spree::#{self.class.name.demodulize.remove('Controller').singularize}".constantize
+  rescue NameError
+    raise NameError,
+      "could not infer model class from #{self.class.name}. Please override `moveable_class` to specify it explicitly."
+  end
+end

admin/app/controllers/solidus_admin/option_types_controller.rb

@@ -3,8 +3,7 @@
 module SolidusAdmin
   class OptionTypesController < SolidusAdmin::BaseController
     include SolidusAdmin::ControllerHelpers::Search
-
-    before_action :load_option_type, only: [:move]
+    include SolidusAdmin::Moveable
 
     def index
       option_types = apply_search_to(
@@ -19,14 +18,6 @@ def index
       end
     end
 
-    def move
-      @option_type.insert_at(params[:position].to_i)
-
-      respond_to do |format|
-        format.js { head :no_content }
-      end
-    end
-
     def destroy
       @option_types = Spree::OptionType.where(id: params[:id])
 
@@ -35,12 +26,5 @@ def destroy
       flash[:notice] = t('.success')
       redirect_back_or_to option_types_path, status: :see_other
     end
-
-    private
-
-    def load_option_type
-      @option_type = Spree::OptionType.find(params[:id])
-      authorize! action_name, @option_type
-    end
   end
 end

admin/app/controllers/solidus_admin/payment_methods_controller.rb

@@ -3,8 +3,7 @@
 module SolidusAdmin
   class PaymentMethodsController < SolidusAdmin::BaseController
     include SolidusAdmin::ControllerHelpers::Search
-
-    before_action :load_payment_method, only: [:move]
+    include SolidusAdmin::Moveable
 
     search_scope(:all)
     search_scope(:active, default: true, &:active)
@@ -25,14 +24,6 @@ def index
       end
     end
 
-    def move
-      @payment_method.insert_at(params[:position].to_i)
-
-      respond_to do |format|
-        format.js { head :no_content }
-      end
-    end
-
     def destroy
       @payment_methods = Spree::PaymentMethod.where(id: params[:id])
 
@@ -41,12 +32,5 @@ def destroy
       flash[:notice] = t('.success')
       redirect_back_or_to payment_methods_path, status: :see_other
     end
-
-    private
-
-    def load_payment_method
-      @payment_method = Spree::PaymentMethod.find_by!(id: params[:id])
-      authorize! action_name, @payment_method
-    end
   end
 end

admin/app/controllers/solidus_admin/taxonomies_controller.rb

@@ -3,8 +3,7 @@
 module SolidusAdmin
   class TaxonomiesController < SolidusAdmin::BaseController
     include SolidusAdmin::ControllerHelpers::Search
-
-    before_action :load_taxonomy, only: [:move]
+    include SolidusAdmin::Moveable
 
     def index
       taxonomies = apply_search_to(
@@ -19,14 +18,6 @@ def index
       end
     end
 
-    def move
-      @taxonomy.insert_at(params[:position].to_i)
-
-      respond_to do |format|
-        format.js { head :no_content }
-      end
-    end
-
     def destroy
       @taxonomies = Spree::Taxonomy.where(id: params[:id])
 
@@ -35,12 +26,5 @@ def destroy
       flash[:notice] = t('.success')
       redirect_back_or_to taxonomies_path, status: :see_other
     end
-
-    private
-
-    def load_taxonomy
-      @taxonomy = Spree::Taxonomy.find(params[:id])
-      authorize! action_name, @taxonomy
-    end
   end
 end

admin/lib/solidus_admin/testing_support/shared_examples/moveable.rb

@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples_for "requests: moveable" do
+  let(:admin_user) { create(:admin_user) }
+  let(:record) { create(factory, position: 1) }
+  let(:request_path) do
+    solidus_admin.send("move_#{record.model_name.singular_route_key}_path", record, format: :js)
+  end
+
+  before do
+    allow_any_instance_of(SolidusAdmin::BaseController).to receive(:spree_current_user).and_return(admin_user)
+  end
+
+  describe "PATCH /move" do
+    it "updates record's position" do
+      expect { patch request_path, params: { position: 2 } }.to change { record.reload.position }.from(1).to(2)
+      expect(response).to have_http_status(:no_content)
+    end
+  end
+end
+
+RSpec.shared_examples_for "features: sortable" do
+  let(:factory_attrs) { {} }
+  let(:scope) { "body" }
+
+  before do
+    create(factory, displayed_attribute => "First", position: 1, **factory_attrs)
+    create(factory, displayed_attribute => "Second", position: 2, **factory_attrs)
+    visit path
+  end
+
+  it "allows sorting via drag and drop" do
+    within(scope) do
+      expect(find("[data-controller='sortable']").all(:xpath, "./*").first).to have_text("First")
+      expect(find("[data-controller='sortable']").all(:xpath, "./*").last).to have_text("Second")
+
+      rows = find("[data-controller='sortable']").all(:xpath, "./*")
+      rows[1].drag_to rows[0]
+
+      expect(find("[data-controller='sortable']").all(:xpath, "./*").first).to have_text("Second")
+      expect(find("[data-controller='sortable']").all(:xpath, "./*").last).to have_text("First")
+    end
+  end
+end

admin/spec/features/payment_methods_spec.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require 'spec_helper'
+require "solidus_admin/testing_support/shared_examples/moveable"
 
 describe "Payment Methods", :js, type: :feature do
   before { sign_in create(:admin_user, email: 'admin@example.com') }
@@ -45,4 +46,10 @@
     expect(page).not_to have_content("Check")
     expect(Spree::PaymentMethod.count).to eq(3)
   end
+
+  it_behaves_like "features: sortable" do
+    let(:factory) { :payment_method }
+    let(:displayed_attribute) { :name }
+    let(:path) { solidus_admin.payment_methods_path }
+  end
 end

admin/spec/features/taxonomies_spec.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require 'spec_helper'
+require "solidus_admin/testing_support/shared_examples/moveable"
 
 describe "Taxonomies", :js, type: :feature do
   before { sign_in create(:admin_user, email: 'admin@example.com') }
@@ -21,4 +22,10 @@
     expect(page).not_to have_content("Categories")
     expect(Spree::Taxonomy.count).to eq(1)
   end
+
+  it_behaves_like "features: sortable" do
+    let(:factory) { :taxonomy }
+    let(:displayed_attribute) { :name }
+    let(:path) { solidus_admin.taxonomies_path }
+  end
 end

admin/spec/requests/solidus_admin/payment_methods_spec.rb

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+require "solidus_admin/testing_support/shared_examples/moveable"
+
+RSpec.describe "SolidusAdmin::PaymentMethodsController", type: :request do
+  it_behaves_like "requests: moveable" do
+    let(:factory) { :payment_method }
+    let(:request_path) { solidus_admin.move_payment_method_path(record, format: :js) }
+  end
+end

admin/spec/requests/solidus_admin/taxonomies_spec.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+require "solidus_admin/testing_support/shared_examples/moveable"
+
+RSpec.describe "SolidusAdmin::TaxonomiesController", type: :request do
+  it_behaves_like "requests: moveable" do
+    let(:factory) { :taxonomy }
+  end
+end