1 files changed, 20 insertions, 13 deletions

diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index b830d777752..3e0cfc6aa65 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -57,8 +57,8 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     respond_to do |format|
       format.html
       format.json { render json: @merge_request }
-      format.diff { render text: @merge_request.to_diff(current_user) }
-      format.patch { render text: @merge_request.to_patch(current_user) }
+      format.diff { render text: @merge_request.to_diff }
+      format.patch { render text: @merge_request.to_patch }
     end
   end
 
@@ -154,10 +154,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
                        @merge_request.target_project, @merge_request])
         end
         format.json do
-          render json: {
-            saved: @merge_request.valid?,
-            assignee_avatar_url: @merge_request.assignee.try(:avatar_url)
-          }
+          render json: @merge_request.to_json(include: [:milestone, :labels, assignee: { methods: :avatar_url }])
         end
       end
     else
@@ -210,31 +207,41 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     #This is always source
     @source_project = @merge_request.nil? ? @project : @merge_request.source_project
     @commit = @repository.commit(params[:ref]) if params[:ref].present?
+    render layout: false
   end
 
   def branch_to
     @target_project = selected_target_project
     @commit = @target_project.commit(params[:ref]) if params[:ref].present?
+    render layout: false
   end
 
   def update_branches
     @target_project = selected_target_project
     @target_branches = @target_project.repository.branch_names
 
-    respond_to do |format|
-      format.js
-    end
+    render layout: false
   end
 
   def ci_status
-    ci_service = @merge_request.source_project.ci_service
-    status = ci_service.commit_status(merge_request.last_commit.sha, merge_request.source_branch)
+    ci_commit = @merge_request.ci_commit
+    if ci_commit
+      status = ci_commit.status
+      coverage = ci_commit.try(:coverage)
+    else
+      ci_service = @merge_request.source_project.ci_service
+      status = ci_service.commit_status(merge_request.last_commit.sha, merge_request.source_branch) if ci_service
 
-    if ci_service.respond_to?(:commit_coverage)
-      coverage = ci_service.commit_coverage(merge_request.last_commit.sha, merge_request.source_branch)
+      if ci_service.respond_to?(:commit_coverage)
+        coverage = ci_service.commit_coverage(merge_request.last_commit.sha, merge_request.source_branch)
+      end
     end
 
+    status = "preparing" if status.nil?
+
     response = {
+      title: merge_request.title,
+      sha: merge_request.last_commit_short_sha,
       status: status,
       coverage: coverage
     }