1 files changed, 12 insertions, 29 deletions
diff --git a/app/services/projects/participants_service.rb b/app/services/projects/participants_service.rb
index 1c8f2913e8b..d38328403c1 100644
--- a/app/services/projects/participants_service.rb
+++ b/app/services/projects/participants_service.rb
@@ -1,45 +1,28 @@
 module Projects
   class ParticipantsService < BaseService
-    attr_reader :noteable_type, :noteable_id
-
-    def execute
-      @noteable_type = params[:type]
-      @noteable_id = params[:type_id]
+    attr_reader :noteable
+    
+    def execute(noteable)
+      @noteable = noteable
 
       project_members = sorted(project.team.members)
-      participants = target_owner + participants_in_target + all_members + groups + project_members
+      participants = noteable_owner + participants_in_noteable + all_members + groups + project_members
       participants.uniq
     end
 
-    def target
-      @target ||=
-        case noteable_type
-        when 'Issue'
-          IssuesFinder.new(current_user, project_id: project.id, state: 'all').
-            execute.find_by(iid: noteable_id)
-        when 'MergeRequest'
-          MergeRequestsFinder.new(current_user, project_id: project.id, state: 'all').
-            execute.find_by(iid: noteable_id)
-        when 'Commit'
-          project.commit(noteable_id)
-        else
-          nil
-        end
-    end
-
-    def target_owner
-      return [] unless target && target.author.present?
+    def noteable_owner
+      return [] unless noteable && noteable.author.present?
 
       [{
-        name: target.author.name,
-        username: target.author.username
+        name: noteable.author.name,
+        username: noteable.author.username
       }]
     end
 
-    def participants_in_target
-      return [] unless target
+    def participants_in_noteable
+      return [] unless noteable
 
-      users = target.participants(current_user)
+      users = noteable.participants(current_user)
       sorted(users)
     end