Provide stage legend on server response

app/controllers/projects/cycle_analytics_controller.rb

@@ -29,15 +29,15 @@ class Projects::CycleAnalyticsController < Projects::ApplicationController
   def generate_cycle_analytics_data
     stats_values = []
 
-    cycle_analytics_view_data = [[:issue, "Issue", "Time before an issue gets scheduled"],
-                                 [:plan, "Plan", "Time before an issue starts implementation"],
-                                 [:code, "Code", "Time until first merge request"],
-                                 [:test, "Test", "Total test time for all commits/merges"],
-                                 [:review, "Review", "Time between merge request creation and merge/close"],
-                                 [:staging, "Staging", "From merge request merge until deploy to production"],
-                                 [:production, "Production", "From issue creation until deploy to production"]]
-
-    stats = cycle_analytics_view_data.reduce([]) do |stats, (stage_method, stage_text, stage_description)|
+    cycle_analytics_view_data = [[:issue, "Issue", "Related Issues", "Time before an issue gets scheduled"],
+                                 [:plan, "Plan", "Related Commits", "Time before an issue starts implementation"],
+                                 [:code, "Code", "Related Merge Requests", "Time until first merge request"],
+                                 [:test, "Test", "Relative Builds Trigger by Commits", "Total test time for all commits/merges"],
+                                 [:review, "Review", "Relative Merged Requests", "Time between merge request creation and merge/close"],
+                                 [:staging, "Staging", "Relative Deployed Builds", "From merge request merge until deploy to production"],
+                                 [:production, "Production", "Related Issues", "From issue creation until deploy to production"]]
+
+    stats = cycle_analytics_view_data.reduce([]) do |stats, (stage_method, stage_text, stage_legend, stage_description)|
       value = @cycle_analytics.send(stage_method).presence
 
       stats_values << value.abs if value
@@ -45,6 +45,7 @@ class Projects::CycleAnalyticsController < Projects::ApplicationController
       stats << {
         title: stage_text,
         description: stage_description,
+        legend: stage_legend,
         value: value && !value.zero? ? distance_of_time_in_words(value) : nil
       }
 

app/views/projects/cycle_analytics/show.html.haml

@@ -60,7 +60,7 @@
               %i.has-tooltip.fa.fa-question-circle{ "data-placement" => "top", title: "The value lying at the midpoint of a series of observed values. E.g., between 3, 5, 9, the median is 5. Between 3, 5, 7, 8, the median is (5+7)/2 = 6.", "aria-hidden" => "true" }
             %li.event-header
               %span.stage-name
-                {{ currentStage ? currentStage.legendTitle : 'Related Issues' }}
+                {{ currentStage ? currentStage.legend : 'Related Issues' }}
               %i.has-tooltip.fa.fa-question-circle{ "data-placement" => "top", title: "The collection of events added to the data gathered for that stage.", "aria-hidden" => "true" }
             %li.total-time-header
               %span.stage-name