API: Expose Issue#user_notes_count

CHANGELOG

@@ -51,6 +51,9 @@ v 8.7.2
   - Label titles in filters are now escaped properly
 
 v 8.7.1
+  - API: Expose Issue#user_notes_count (Anton Popov)
+
+v 8.7.1 (unreleased)
   - Throttle the update of `project.last_activity_at` to 1 minute. !3848
   - Fix .gitlab-ci.yml parsing issue when hidde job is a template without script definition. !3849
   - Fix license detection to detect all license files, not only known licenses. !3878

app/models/concerns/issuable.rb

@@ -160,6 +160,10 @@ module Issuable
     notes.awards.where(note: "thumbsup").count
   end
 
+  def user_notes_count
+    notes.user.count
+  end
+
   def subscribed_without_subscriptions?(user)
     participants(user).include?(user)
   end

doc/api/issues.md

@@ -77,7 +77,8 @@ Example response:
       "created_at" : "2016-01-04T15:31:51.081Z",
       "iid" : 6,
       "labels" : [],
-      "subscribed" : false
+      "subscribed" : false,
+      "user_notes_count": 1
    }
 ]
 ```
@@ -154,7 +155,8 @@ Example response:
       "title" : "Ut commodi ullam eos dolores perferendis nihil sunt.",
       "updated_at" : "2016-01-04T15:31:46.176Z",
       "created_at" : "2016-01-04T15:31:46.176Z",
-      "subscribed" : false
+      "subscribed" : false,
+      "user_notes_count": 1
    }
 ]
 ```
@@ -216,7 +218,8 @@ Example response:
    "title" : "Ut commodi ullam eos dolores perferendis nihil sunt.",
    "updated_at" : "2016-01-04T15:31:46.176Z",
    "created_at" : "2016-01-04T15:31:46.176Z",
-   "subscribed": false
+   "subscribed": false,
+   "user_notes_count": 1
 }
 ```
 
@@ -271,7 +274,8 @@ Example response:
    "description" : null,
    "updated_at" : "2016-01-07T12:44:33.959Z",
    "milestone" : null,
-   "subscribed" : true
+   "subscribed" : true,
+   "user_notes_count": 0
 }
 ```
 
@@ -329,7 +333,8 @@ Example response:
    "id" : 85,
    "assignee" : null,
    "milestone" : null,
-   "subscribed" : true
+   "subscribed" : true,
+   "user_notes_count": 0
 }
 ```
 

lib/api/entities.rb

@@ -170,10 +170,10 @@ module API
       expose :label_names, as: :labels
       expose :milestone, using: Entities::Milestone
       expose :assignee, :author, using: Entities::UserBasic
-
       expose :subscribed do |issue, options|
         issue.subscribed?(options[:current_user])
       end
+      expose :user_notes_count
     end
 
     class MergeRequest < ProjectEntity

spec/requests/api/issues_spec.rb

@@ -39,6 +39,7 @@ describe API::API, api: true  do
   let!(:empty_milestone) do
     create(:milestone, title: '2.0.0', project: project)
   end
+  let!(:issue_note) { create(:note, noteable: issue, project: project, author: user) }
 
   before { project.team << [user, :reporter] }
 
@@ -128,6 +129,13 @@ describe API::API, api: true  do
         expect(json_response).to be_an Array
         expect(json_response.length).to eq(0)
       end
+
+      it 'should return an count notes in issue' do
+        get api("/issues", user)
+        expect(response.status).to eq(200)
+        expect(json_response).to be_an Array
+        expect(json_response.first['user_notes_count']).to eq(1)
+      end
     end
   end
 
@@ -229,6 +237,13 @@ describe API::API, api: true  do
       expect(json_response.length).to eq(1)
       expect(json_response.first['id']).to eq(closed_issue.id)
     end
+
+    it 'should return an count notes in issue' do
+      get api("#{base_url}/issues", user)
+      expect(response.status).to eq(200)
+      expect(json_response).to be_an Array
+      expect(json_response.first['user_notes_count']).to eq(1)
+    end
   end
 
   describe "GET /projects/:id/issues/:issue_id" do