Fetch cycle analytics data for a specific date range.

1. Supported date ranges are 30 / 90 days ago. The default is 90 days
   ago.

2. All issues created before "x days ago" are filtered out, even if they
   have other related data (test runs, merge requests) within the filter
   range.

1 files changed, 11 insertions, 8 deletions

diff --git a/app/models/cycle_analytics.rb b/app/models/cycle_analytics.rb
index 331bb450e08..d6a0b5fcc7a 100644
--- a/app/models/cycle_analytics.rb
+++ b/app/models/cycle_analytics.rb
@@ -1,46 +1,49 @@
 class CycleAnalytics
-  def initialize(project)
+  attr_reader :from
+
+  def initialize(project, from:)
     @project = project
+    @from = from
   end
 
   def issue
-    calculate_metric(Queries::issues(@project),
+    calculate_metric(Queries::issues(@project, created_after: @from),
                      -> (data_point) { data_point[:issue].created_at },
                      [Queries::issue_first_associated_with_milestone_at, Queries::issue_first_added_to_list_label_at])
   end
 
   def plan
-    calculate_metric(Queries::issues(@project),
+    calculate_metric(Queries::issues(@project, created_after: @from),
                      [Queries::issue_first_associated_with_milestone_at, Queries::issue_first_added_to_list_label_at],
                      Queries::issue_closing_merge_request_opened_at)
   end
 
   def code
-    calculate_metric(Queries::merge_requests_closing_issues(@project),
+    calculate_metric(Queries::merge_requests_closing_issues(@project, created_after: @from),
                      -> (data_point) { data_point[:merge_request].created_at },
                      [Queries::merge_request_first_assigned_to_user_other_than_author_at, Queries::merge_request_wip_flag_first_removed_at])
   end
 
   def test
-    calculate_metric(Queries::merge_requests_closing_issues(@project),
+    calculate_metric(Queries::merge_requests_closing_issues(@project, created_after: @from),
                      Queries::merge_request_build_started_at,
                      Queries::merge_request_build_finished_at)
   end
 
   def review
-    calculate_metric(Queries::merge_requests_closing_issues(@project),
+    calculate_metric(Queries::merge_requests_closing_issues(@project, created_after: @from),
                      [Queries::merge_request_first_assigned_to_user_other_than_author_at, Queries::merge_request_wip_flag_first_removed_at],
                      [Queries::merge_request_first_closed_at, Queries::merge_request_merged_at])
   end
 
   def staging
-    calculate_metric(Queries::merge_requests_closing_issues(@project),
+    calculate_metric(Queries::merge_requests_closing_issues(@project, created_after: @from),
                      Queries::merge_request_merged_at,
                      Queries::merge_request_deployed_to_any_environment_at)
   end
 
   def production
-    calculate_metric(Queries::merge_requests_closing_issues(@project),
+    calculate_metric(Queries::merge_requests_closing_issues(@project, created_after: @from),
                      -> (data_point) { data_point[:issue].created_at },
                      Queries::merge_request_deployed_to_production_at)
   end