Workflow statuses editing

app/controllers/project_admin/workflows/statuses_controller.rb

@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+module ProjectAdmin
+  module Workflows
+    class StatusesController < ApplicationController
+      before_action :fetch_workflow
+
+      def edit
+        @form = ProjectAdmin::Workflows::Statuses::BatchUpdate.from_model(@workflow)
+      end
+
+      def batch_update
+        form_params = params.expect(workflow: { task_statuses_attributes: [%i[id _destroy name color icon]] })
+
+        if form_params[:task_statuses_attributes].respond_to?(:keys)
+          form_params[:task_statuses_attributes] = form_params[:task_statuses_attributes].values
+        end
+
+        @form = ProjectAdmin::Workflows::Statuses::BatchUpdate.new(form_params)
+        if @form.perform(@workflow)
+          redirect_to project_admin_workflow_path(@project, @workflow)
+        else
+          render :edit
+        end
+      end
+
+      private
+
+      def fetch_workflow
+        @workflow = @project.workflows.find(params[:workflow_id])
+      end
+    end
+  end
+end