Move lead and cycle time classes out from Group NS

app/models/analytics/cycle_analytics/project_level.rb

@@ -47,3 +47,4 @@ module Analytics
     end
   end
 end
+Analytics::CycleAnalytics::ProjectLevel.prepend_mod_with('Analytics::CycleAnalytics::ProjectLevel')

ee/app/controllers/ee/projects/analytics/cycle_analytics/summary_controller.rb

 # frozen_string_literal: true
 
 module EE::Projects::Analytics::CycleAnalytics::SummaryController
+  extend ActiveSupport::Concern
   extend ::Gitlab::Utils::Override
 
+  def time_summary
+    if project.licensed_feature_available?(:cycle_analytics_for_projects)
+      render json: project_level.time_summary
+    else
+      render_404
+    end
+  end
+
   private
 
   override :allowed_params
   def allowed_params
-    return super unless @project.licensed_feature_available?(:cycle_analytics_for_projects) # rubocop: disable Gitlab/ModuleWithInstanceVariables
+    return super unless project.licensed_feature_available?(:cycle_analytics_for_projects)
 
     request_params.to_data_collector_params
   end

ee/app/models/analytics/cycle_analytics/group_level.rb

@@ -18,11 +18,14 @@ module Analytics
       end
 
       def time_summary
-        @time_summary ||=
-          Gitlab::Analytics::CycleAnalytics::Summary::Group::StageTimeSummary
-          .new(group, options: options)
+        @time_summary ||= begin
+          stage = ::Analytics::CycleAnalytics::GroupStage.new(group: group)
+
+          Gitlab::Analytics::CycleAnalytics::Summary::StageTimeSummary
+            .new(stage, options: options)
             .data
         end
       end
     end
+  end
 end

ee/app/models/ee/analytics/cycle_analytics/project_level.rb

+# frozen_string_literal: true
+
+module EE
+  module Analytics
+    module CycleAnalytics
+      module ProjectLevel
+        def time_summary
+          @time_summary ||= begin
+            stage = ::Analytics::CycleAnalytics::ProjectStage.new(project: project)
+
+            ::Gitlab::Analytics::CycleAnalytics::Summary::StageTimeSummary
+              .new(stage, options: options)
+              .data
+          end
+        end
+      end
+    end
+  end
+end

ee/config/routes/project.rb

@@ -95,6 +95,10 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           resources :code_reviews, only: [:index]
           resource :issues_analytics, only: [:show]
           resource :merge_request_analytics, only: :show
+
+          scope module: :cycle_analytics, as: 'cycle_analytics', path: 'value_stream_analytics' do
+            get '/time_summary' => 'summary#time_summary'
+          end
         end
 
         resources :approvers, only: :destroy

ee/lib/gitlab/analytics/cycle_analytics/summary/base_time.rb

+# frozen_string_literal: true
+
+module Gitlab
+  module Analytics
+    module CycleAnalytics
+      module Summary
+        class BaseTime
+          def initialize(stage:, current_user:, options:)
+            @stage = stage
+            @current_user = current_user
+            @options = options
+
+            assign_event_identifiers
+          end
+
+          def value
+            @value ||= Gitlab::CycleAnalytics::Summary::Value::PrettyNumeric.new(data_collector.median.days&.round(1))
+          end
+
+          def unit
+            n_('day', 'days', value)
+          end
+
+          def start_event_identifier
+            raise NotImplementedError, "Expected #{self.name} to implement start_event_identifier"
+          end
+
+          def end_event_identifier
+            raise NotImplementedError, "Expected #{self.name} to implement end_event_identifier"
+          end
+
+          private
+
+          def assign_event_identifiers
+            @stage.start_event_identifier = start_event_identifier
+            @stage.end_event_identifier = end_event_identifier
+          end
+
+          def data_collector
+            Gitlab::Analytics::CycleAnalytics::DataCollector.new(
+              stage: @stage,
+              params: {
+                from: @options[:from],
+                to: @options[:to] || DateTime.now,
+                project_ids: @options[:projects],
+                end_event_filter: @options[:end_event_filter],
+                current_user: @current_user
+              }.merge(@options.slice(*::Gitlab::Analytics::CycleAnalytics::RequestParams::FINDER_PARAM_NAMES))
+            )
+          end
+        end
+      end
+    end
+  end
+end

ee/lib/gitlab/analytics/cycle_analytics/summary/group/cycle_time.rb → ee/lib/gitlab/analytics/cycle_analytics/summary/cycle_time.rb

@@ -4,7 +4,6 @@ module Gitlab
   module Analytics
     module CycleAnalytics
       module Summary
-        module Group
         class CycleTime < BaseTime
           def title
             _('Cycle Time')
@@ -21,5 +20,4 @@ module Gitlab
       end
     end
   end
-  end
 end

ee/lib/gitlab/analytics/cycle_analytics/summary/group/base_time.rb

-# frozen_string_literal: true
-
-module Gitlab
-  module Analytics
-    module CycleAnalytics
-      module Summary
-        module Group
-          class BaseTime < Group::Base
-            def initialize(group:, current_user:, options:)
-              @group = group
-              @current_user = current_user
-              @options = options
-            end
-
-            def value
-              @value ||= Gitlab::CycleAnalytics::Summary::Value::PrettyNumeric.new(data_collector.median.days&.round(1))
-            end
-
-            def unit
-              n_('day', 'days', value)
-            end
-
-            def start_event_identifier
-              raise NotImplementedError, "Expected #{self.name} to implement start_event_identifier"
-            end
-
-            def end_event_identifier
-              raise NotImplementedError, "Expected #{self.name} to implement end_event_identifier"
-            end
-
-            private
-
-            def stage
-              ::Analytics::CycleAnalytics::GroupStage.new(
-                group: @group,
-                start_event_identifier: start_event_identifier,
-                end_event_identifier: end_event_identifier)
-            end
-
-            def data_collector
-              Gitlab::Analytics::CycleAnalytics::DataCollector.new(
-                stage: stage,
-                params: {
-                  from: @options[:from],
-                  to: @options[:to] || DateTime.now,
-                  project_ids: @options[:projects],
-                  end_event_filter: @options[:end_event_filter],
-                  current_user: @current_user
-                }.merge(@options.slice(*::Gitlab::Analytics::CycleAnalytics::RequestParams::FINDER_PARAM_NAMES))
-              )
-            end
-          end
-        end
-      end
-    end
-  end
-end

ee/lib/gitlab/analytics/cycle_analytics/summary/group/stage_time_summary.rb

@@ -4,12 +4,11 @@ module Gitlab
   module Analytics
     module CycleAnalytics
       module Summary
-        module Group
         class StageTimeSummary
-            attr_reader :group, :current_user, :options
+          attr_reader :stage, :current_user, :options
 
-            def initialize(group, options:)
-              @group = group
+          def initialize(stage, options:)
+            @stage = stage
             @current_user = options[:current_user]
             @options = options
           end
@@ -22,8 +21,8 @@ module Gitlab
 
           def lead_time
             serialize(
-                Summary::Group::LeadTime.new(
-                  group: group, current_user: current_user, options: options
+              Summary::LeadTime.new(
+                stage: stage, current_user: current_user, options: options
               ),
               with_unit: true
             )
@@ -31,8 +30,8 @@ module Gitlab
 
           def cycle_time
             serialize(
-                Summary::Group::CycleTime.new(
-                  group: group, current_user: current_user, options: options
+              Summary::CycleTime.new(
+                stage: stage, current_user: current_user, options: options
               ),
               with_unit: true
             )
@@ -46,5 +45,4 @@ module Gitlab
       end
     end
   end
-  end
 end

ee/lib/gitlab/analytics/cycle_analytics/summary/group/lead_time.rb → ee/lib/gitlab/analytics/cycle_analytics/summary/lead_time.rb

@@ -4,7 +4,6 @@ module Gitlab
   module Analytics
     module CycleAnalytics
       module Summary
-        module Group
         class LeadTime < BaseTime
           def title
             _('Lead Time')
@@ -21,5 +20,4 @@ module Gitlab
       end
     end
   end
-  end
 end

ee/lib/gitlab/analytics/cycle_analytics/summary/stage_time_summary.rb

+# frozen_string_literal: true
+
+module Gitlab
+  module Analytics
+    module CycleAnalytics
+      module Summary
+        class StageTimeSummary
+          attr_reader :stage, :current_user, :options
+
+          def initialize(stage, options:)
+            @stage = stage
+            @current_user = options[:current_user]
+            @options = options
+          end
+
+          def data
+            [lead_time, cycle_time]
+          end
+
+          private
+
+          def lead_time
+            serialize(
+              Summary::LeadTime.new(
+                stage: stage, current_user: current_user, options: options
+              ),
+              with_unit: true
+            )
+          end
+
+          def cycle_time
+            serialize(
+              Summary::CycleTime.new(
+                stage: stage, current_user: current_user, options: options
+              ),
+              with_unit: true
+            )
+          end
+
+          def serialize(summary_object, with_unit: false)
+            AnalyticsSummarySerializer.new.represent(
+              summary_object, with_unit: with_unit)
+          end
+        end
+      end
+    end
+  end
+end

ee/spec/controllers/projects/analytics/cycle_analytics/summary_controller_spec.rb

@@ -20,15 +20,16 @@ RSpec.describe Projects::Analytics::CycleAnalytics::SummaryController do
     subject { get :show, params: params }
 
     before do
-      project.add_reporter(user)
-
       params[:author_username] = issue_with_author.author.username
+
+      project.add_reporter(user)
     end
 
     context 'when cycle_analytics_for_projects feature is available' do
       before do
         stub_licensed_features(cycle_analytics_for_projects: true)
       end
+
       it 'filters by author username' do
         subject
 
@@ -50,4 +51,68 @@ RSpec.describe Projects::Analytics::CycleAnalytics::SummaryController do
       end
     end
   end
+
+  describe 'GET "time_summary"' do
+    let_it_be(:first_mentioned_in_commit_at) { Date.new(2015, 1, 1) }
+    let_it_be(:closed_at) { Date.new(2015, 2, 1) }
+
+    let_it_be(:closed_issue) do
+      create(:issue, project: project, created_at: closed_at, closed_at: closed_at).tap do |issue|
+        issue.metrics.update!(first_mentioned_in_commit_at: first_mentioned_in_commit_at)
+      end
+    end
+
+    subject { get :time_summary, params: params }
+
+    context 'when cycle_analytics_for_projects feature is available' do
+      before do
+        stub_licensed_features(cycle_analytics_for_projects: true)
+
+        project.add_reporter(user)
+      end
+
+      it 'succeeds' do
+        subject
+
+        expect(response).to be_successful
+      end
+
+      it 'returns correct value' do
+        expected_cycle_time = (closed_at - first_mentioned_in_commit_at).to_i
+
+        subject
+
+        expect(json_response.last["value"].to_i).to eq(expected_cycle_time)
+      end
+
+      context 'when analytics_disabled features are disabled' do
+        it 'renders 404' do
+          project.add_reporter(user)
+          project.project_feature.update!(analytics_access_level: ProjectFeature::DISABLED)
+
+          subject
+
+          expect(response).to have_gitlab_http_status(:not_found)
+        end
+      end
+    end
+
+    context 'when user is not part of the project' do
+      it 'renders 404' do
+        subject
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+
+    context 'when the feature is not available' do
+      it 'renders 404' do
+        project.add_reporter(user)
+
+        subject
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
 end

ee/spec/lib/gitlab/analytics/cycle_analytics/summary/group/stage_time_summary_spec.rb → ee/spec/lib/gitlab/analytics/cycle_analytics/summary/stage_time_summary_spec.rb

 # frozen_string_literal: true
 require 'spec_helper'
 
-RSpec.describe Gitlab::Analytics::CycleAnalytics::Summary::Group::StageTimeSummary do
+RSpec.describe Gitlab::Analytics::CycleAnalytics::Summary::StageTimeSummary do
   let_it_be(:group) { create(:group) }
   let_it_be(:project) { create(:project, :repository, namespace: group) }
   let_it_be(:project_2) { create(:project, :repository, namespace: group) }
   let_it_be(:user) { create(:user) }
+
   let(:from) { 1.day.ago }
   let(:to) { nil }
   let(:options) { { from: from, to: to, current_user: user } }
+  let(:stage) { Analytics::CycleAnalytics::GroupStage.new(group: group) }
 
-  subject { described_class.new(group, options: options).data }
+  subject { described_class.new(stage, options: options).data }
 
   around do |example|
     freeze_time { example.run }
@@ -101,7 +103,7 @@ RSpec.describe Gitlab::Analytics::CycleAnalytics::Summary::Group::StageTimeSumma
           create(:closed_issue, created_at: 3.days.ago, closed_at: Time.zone.now, project: create(:project, namespace: group))
         end
 
-        subject { described_class.new(group, options: { from: from, current_user: user, projects: [project.id, project_2.id] }).data }
+        subject { described_class.new(stage, options: { from: from, current_user: user, projects: [project.id, project_2.id] }).data }
 
         it 'finds the lead time of issues from those projects' do
           # Median of 1, 2, 4, not including new issue
@@ -178,7 +180,7 @@ RSpec.describe Gitlab::Analytics::CycleAnalytics::Summary::Group::StageTimeSumma
           issue_4.metrics.update!(first_mentioned_in_commit_at: 3.days.ago)
         end
 
-        subject { described_class.new(group, options: { from: from, current_user: user, projects: [project.id, project_2.id] }).data }
+        subject { described_class.new(stage, options: { from: from, current_user: user, projects: [project.id, project_2.id] }).data }
 
         it 'finds the cycle time of issues from those projects' do
           # Median of 1, 2, 4, not including new issue