1 files changed, 44 insertions, 0 deletions
diff --git a/app/controllers/projects/analytics/cycle_analytics/stages_controller.rb b/app/controllers/projects/analytics/cycle_analytics/stages_controller.rb
new file mode 100644
index 00000000000..7b4f6739a9b
--- /dev/null
+++ b/app/controllers/projects/analytics/cycle_analytics/stages_controller.rb
@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+class Projects::Analytics::CycleAnalytics::StagesController < Projects::ApplicationController
+  respond_to :json
+
+  feature_category :planning_analytics
+
+  before_action :authorize_read_cycle_analytics!
+  before_action :only_default_value_stream_is_allowed!
+
+  def index
+    result = list_service.execute
+
+    if result.success?
+      render json: cycle_analytics_configuration(result.payload[:stages])
+    else
+      render json: { message: result.message }, status: result.http_status
+    end
+  end
+
+  private
+
+  def only_default_value_stream_is_allowed!
+    render_404 if params[:value_stream_id] != Analytics::CycleAnalytics::Stages::BaseService::DEFAULT_VALUE_STREAM_NAME
+  end
+
+  def value_stream
+    Analytics::CycleAnalytics::ProjectValueStream.build_default_value_stream(@project)
+  end
+
+  def list_params
+    { value_stream: value_stream }
+  end
+
+  def list_service
+    Analytics::CycleAnalytics::Stages::ListService.new(parent: @project, current_user: current_user, params: list_params)
+  end
+
+  def cycle_analytics_configuration(stages)
+    stage_presenters = stages.map { |s| ::Analytics::CycleAnalytics::StagePresenter.new(s) }
+
+    Analytics::CycleAnalytics::ConfigurationEntity.new(stages: stage_presenters)
+  end
+end