Merge branch 'osw-isolate-mr-widget-exposed-attributes' into 'master'

Stop sending milestone and labels for Projects::MergeRequestsController#show.json requests

See merge request gitlab-org/gitlab-ce!15847

(cherry picked from commit 3870a1bde276144a05a31185ede7a5032818d489)

cba40a1f Stop sending milestone and labels data over the wire for MR widget

9 files changed, 23 insertions, 26 deletions

diff --git a/app/assets/javascripts/vue_merge_request_widget/services/mr_widget_service.js b/app/assets/javascripts/vue_merge_request_widget/services/mr_widget_service.js
index 99f5c305df5..5fa838baba3 100644
--- a/app/assets/javascripts/vue_merge_request_widget/services/mr_widget_service.js
+++ b/app/assets/javascripts/vue_merge_request_widget/services/mr_widget_service.js
@@ -6,7 +6,7 @@ Vue.use(VueResource);
 export default class MRWidgetService {
   constructor(endpoints) {
     this.mergeResource = Vue.resource(endpoints.mergePath);
-    this.mergeCheckResource = Vue.resource(endpoints.statusPath);
+    this.mergeCheckResource = Vue.resource(`${endpoints.statusPath}?serializer=widget`);
     this.cancelAutoMergeResource = Vue.resource(endpoints.cancelAutoMergePath);
     this.removeWIPResource = Vue.resource(endpoints.removeWIPPath);
     this.removeSourceBranchResource = Vue.resource(endpoints.sourceBranchPath);
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index e7b3b73024b..6b59c8461a3 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -131,7 +131,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
       .new(project, current_user, wip_event: 'unwip')
       .execute(@merge_request)
 
-    render json: serializer.represent(@merge_request)
+    render json: serialize_widget(@merge_request)
   end
 
   def commit_change_content
@@ -147,7 +147,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
       .new(@project, current_user)
       .cancel(@merge_request)
 
-    render json: serializer.represent(@merge_request)
+    render json: serialize_widget(@merge_request)
   end
 
   def merge
@@ -304,6 +304,10 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
     end
   end
 
+  def serialize_widget(merge_request)
+    serializer.represent(merge_request, serializer: 'widget')
+  end
+
   def serializer
     MergeRequestSerializer.new(current_user: current_user, project: merge_request.project)
   end
diff --git a/app/helpers/issuables_helper.rb b/app/helpers/issuables_helper.rb
index 4c60f4b0cd0..b4ca0e68e0b 100644
--- a/app/helpers/issuables_helper.rb
+++ b/app/helpers/issuables_helper.rb
@@ -32,7 +32,7 @@ module IssuablesHelper
     end
   end
 
-  def serialize_issuable(issuable)
+  def serialize_issuable(issuable, serializer: nil)
     serializer_klass = case issuable
                        when Issue
                          IssueSerializer
@@ -42,7 +42,7 @@ module IssuablesHelper
 
     serializer_klass
       .new(current_user: current_user, project: issuable.project)
-      .represent(issuable)
+      .represent(issuable, serializer: serializer)
       .to_json
   end
 
diff --git a/app/serializers/issuable_entity.rb b/app/serializers/issuable_entity.rb
index 3b5a4fd4f79..6f31fbd6b7c 100644
--- a/app/serializers/issuable_entity.rb
+++ b/app/serializers/issuable_entity.rb
@@ -3,14 +3,6 @@ class IssuableEntity < Grape::Entity
 
   expose :id
   expose :iid
-  expose :author_id
   expose :description
-  expose :lock_version
-  expose :milestone_id
   expose :title
-  expose :updated_by_id
-  expose :created_at
-  expose :updated_at
-  expose :milestone, using: API::Entities::Milestone
-  expose :labels, using: LabelEntity
 end
diff --git a/app/serializers/issuable_sidebar_entity.rb b/app/serializers/issuable_sidebar_entity.rb
index ff23d8bf0c7..29138c803df 100644
--- a/app/serializers/issuable_sidebar_entity.rb
+++ b/app/serializers/issuable_sidebar_entity.rb
@@ -1,4 +1,5 @@
 class IssuableSidebarEntity < Grape::Entity
+  include TimeTrackableEntity
   include RequestAwareEntity
 
   expose :participants, using: ::API::Entities::UserBasic do |issuable|
@@ -8,9 +9,4 @@ class IssuableSidebarEntity < Grape::Entity
   expose :subscribed do |issuable|
     issuable.subscribed?(request.current_user, issuable.project)
   end
-
-  expose :time_estimate
-  expose :total_time_spent
-  expose :human_time_estimate
-  expose :human_total_time_spent
 end
diff --git a/app/serializers/issue_entity.rb b/app/serializers/issue_entity.rb
index 9d52b8d9752..0bdd4d7a272 100644
--- a/app/serializers/issue_entity.rb
+++ b/app/serializers/issue_entity.rb
@@ -2,7 +2,15 @@ class IssueEntity < IssuableEntity
   include TimeTrackableEntity
 
   expose :state
+  expose :milestone_id
+  expose :updated_by_id
+  expose :created_at
+  expose :updated_at
   expose :deleted_at
+  expose :milestone, using: API::Entities::Milestone
+  expose :labels, using: LabelEntity
+  expose :lock_version
+  expose :author_id
   expose :confidential
   expose :discussion_locked
   expose :assignees, using: API::Entities::UserBasic
diff --git a/app/serializers/merge_request_serializer.rb b/app/serializers/merge_request_serializer.rb
index e9d98d8baca..52eb30d688a 100644
--- a/app/serializers/merge_request_serializer.rb
+++ b/app/serializers/merge_request_serializer.rb
@@ -1,14 +1,14 @@
 class MergeRequestSerializer < BaseSerializer
   # This overrided method takes care of which entity should be used
-  # to serialize the `merge_request` based on `basic` key in `opts` param.
+  # to serialize the `merge_request` based on `serializer` key in `opts` param.
   # Hence, `entity` doesn't need to be declared on the class scope.
   def represent(merge_request, opts = {})
     entity =
       case opts[:serializer]
       when 'basic', 'sidebar'
         MergeRequestBasicEntity
-      else
-        MergeRequestEntity
+      when 'widget'
+        MergeRequestWidgetEntity
       end
 
     super(merge_request, opts, entity)
diff --git a/app/serializers/merge_request_entity.rb b/app/serializers/merge_request_widget_entity.rb
index eece9445dca..f8e59b2ffd7 100644
--- a/app/serializers/merge_request_entity.rb
+++ b/app/serializers/merge_request_widget_entity.rb
@@ -1,8 +1,5 @@
-class MergeRequestEntity < IssuableEntity
-  include TimeTrackableEntity
-
+class MergeRequestWidgetEntity < IssuableEntity
   expose :state
-  expose :deleted_at
   expose :in_progress_merge_commit_sha
   expose :merge_commit_sha
   expose :merge_error
diff --git a/app/views/projects/merge_requests/show.html.haml b/app/views/projects/merge_requests/show.html.haml
index abff702fd9d..8740c6895df 100644
--- a/app/views/projects/merge_requests/show.html.haml
+++ b/app/views/projects/merge_requests/show.html.haml
@@ -20,7 +20,7 @@
     -# haml-lint:disable InlineJavaScript
     :javascript
       window.gl = window.gl || {};
-      window.gl.mrWidgetData = #{serialize_issuable(@merge_request)}
+      window.gl.mrWidgetData = #{serialize_issuable(@merge_request, serializer: 'widget')}
 
     #js-vue-mr-widget.mr-widget