refactored light url builder

lib/gitlab/cycle_analytics/query_config.rb

@@ -16,7 +16,8 @@ module Gitlab
       end
 
       def issue
-        { start_time_attrs: issue_table[:created_at],
+        {
+          start_time_attrs: issue_table[:created_at],
           end_time_attrs: [issue_metrics_table[:first_associated_with_milestone_at],
                            issue_metrics_table[:first_added_to_board_at]],
           projections: [issue_table[:title],
@@ -30,7 +31,8 @@ module Gitlab
       end
 
       def plan
-        { start_time_attrs: issue_metrics_table[:first_associated_with_milestone_at],
+        {
+          start_time_attrs: issue_metrics_table[:first_associated_with_milestone_at],
           end_time_attrs: [issue_metrics_table[:first_added_to_board_at],
                            issue_metrics_table[:first_mentioned_in_commit_at]],
           projections: [mr_diff_table[:st_commits].as('commits')]
@@ -38,7 +40,8 @@ module Gitlab
       end
 
       def code
-        { start_time_attrs: issue_metrics_table[:first_mentioned_in_commit_at],
+        {
+          start_time_attrs: issue_metrics_table[:first_mentioned_in_commit_at],
           end_time_attrs: mr_table[:created_at],
           projections: [mr_table[:title],
                         mr_table[:iid],
@@ -53,7 +56,8 @@ module Gitlab
       end
 
       def test
-        { start_time_attrs: mr_metrics_table[:latest_build_started_at],
+        {
+          start_time_attrs: mr_metrics_table[:latest_build_started_at],
           end_time_attrs: mr_metrics_table[:latest_build_finished_at],
           projections: [build_table[:id]],
           order: build_table[:created_at]
@@ -61,7 +65,8 @@ module Gitlab
       end
 
       def review
-        { start_time_attrs: mr_table[:created_at],
+        {
+          start_time_attrs: mr_table[:created_at],
           end_time_attrs: mr_metrics_table[:merged_at],
           projections: [mr_table[:title],
                         mr_table[:iid],
@@ -75,7 +80,8 @@ module Gitlab
       end
 
       def staging
-        { start_time_attrs: mr_metrics_table[:merged_at],
+        {
+          start_time_attrs: mr_metrics_table[:merged_at],
           end_time_attrs: mr_metrics_table[:first_deployed_to_production_at],
           projections: [build_table[:id]],
           order: build_table[:created_at]
@@ -83,7 +89,8 @@ module Gitlab
       end
 
       def production
-        { start_time_attrs: issue_table[:created_at],
+        {
+          start_time_attrs: issue_table[:created_at],
           end_time_attrs: mr_metrics_table[:first_deployed_to_production_at],
           projections: [issue_table[:title],
                         issue_table[:iid],

lib/gitlab/light_url_builder.rb

 module Gitlab
+  # Similar to UrlBuilder, but using IDs to avoid querying the DB for objects
+  # Useful for using in conjunction with Arel queries.
   class LightUrlBuilder
     include Gitlab::Routing.url_helpers
     include GitlabRoutingHelper
@@ -16,28 +18,11 @@ module Gitlab
     end
 
     def url
-      # TODO refactor this
-      case @entity
-      when :issue
-        issue_url
-      when :user
-        user_url(@id)
-      when :user_avatar
-        user_avatar_url
-      when :commit
-        commit_url
-      when :merge_request
-        mr_url
-      when :build
-        namespace_project_build_url(@project.namespace, @project, @id)
-      when :branch
-        branch_url
-      else
-        raise NotImplementedError.new("No URL builder defined for #{object.class}")
-      end
-    end
+      url_method = "#{@entity}_url"
+      raise NotImplementedError.new("No Light URL builder defined for #{@entity.to_s}") unless respond_to?(url_method)
 
-    private
+      public_send(url_method)
+    end
 
     def issue_url
       namespace_project_issue_url({
@@ -59,7 +44,7 @@ module Gitlab
                                    }.merge!(@opts))
     end
 
-    def mr_url
+    def merge_request_url
       namespace_project_merge_request_url({
                                             namespace_id: @project.namespace,
                                             project_id: @project,
@@ -70,5 +55,13 @@ module Gitlab
     def branch_url
       "#{project_url(@project)}/commits/#{@id}"
     end
+
+    def user_url
+      Gitlab::Routing.url_helpers.user_url(@id)
+    end
+
+    def build_url
+      namespace_project_build_url(@project.namespace, @project, @id)
+    end
   end
 end