1 files changed, 106 insertions, 0 deletions
diff --git a/app/serializers/issuable_sidebar_basic_entity.rb b/app/serializers/issuable_sidebar_basic_entity.rb
new file mode 100644
index 00000000000..61de3c93337
--- /dev/null
+++ b/app/serializers/issuable_sidebar_basic_entity.rb
@@ -0,0 +1,106 @@
+# frozen_string_literal: true
+
+class IssuableSidebarBasicEntity < Grape::Entity
+  include RequestAwareEntity
+
+  expose :id
+  expose :type do |issuable|
+    issuable.to_ability_name
+  end
+  expose :author_id
+  expose :project_id do |issuable|
+    issuable.project.id
+  end
+  expose :discussion_locked
+  expose :reference do |issuable|
+    issuable.to_reference(issuable.project, full: true)
+  end
+
+  expose :milestone, using: ::API::Entities::Milestone
+  expose :labels, using: LabelEntity
+
+  expose :current_user, if: lambda { |_issuable| current_user } do
+    expose :current_user, merge: true, using: API::Entities::UserBasic
+
+    expose :todo, using: IssuableSidebarTodoEntity do |issuable|
+      current_user.pending_todo_for(issuable)
+    end
+
+    expose :can_edit do |issuable|
+      can?(current_user, :"admin_#{issuable.to_ability_name}", issuable.project)
+    end
+
+    expose :can_move do |issuable|
+      issuable.can_move?(current_user)
+    end
+
+    expose :can_admin_label do |issuable|
+      can?(current_user, :admin_label, issuable.project)
+    end
+  end
+
+  expose :issuable_json_path do |issuable|
+    if issuable.is_a?(MergeRequest)
+      project_merge_request_path(issuable.project, issuable.iid, :json)
+    else
+      project_issue_path(issuable.project, issuable.iid, :json)
+    end
+  end
+
+  expose :namespace_path do |issuable|
+    issuable.project.namespace.full_path
+  end
+
+  expose :project_path do |issuable|
+    issuable.project.path
+  end
+
+  expose :project_full_path do |issuable|
+    issuable.project.full_path
+  end
+
+  expose :project_issuables_path do |issuable|
+    project = issuable.project
+    namespace = project.namespace
+
+    if issuable.is_a?(MergeRequest)
+      namespace_project_merge_requests_path(namespace, project)
+    else
+      namespace_project_issues_path(namespace, project)
+    end
+  end
+
+  expose :create_todo_path do |issuable|
+    project_todos_path(issuable.project)
+  end
+
+  expose :project_milestones_path do |issuable|
+    project_milestones_path(issuable.project, :json)
+  end
+
+  expose :project_labels_path do |issuable|
+    project_labels_path(issuable.project, :json, include_ancestor_groups: true)
+  end
+
+  expose :toggle_subscription_path do |issuable|
+    toggle_subscription_path(issuable)
+  end
+
+  expose :move_issue_path do |issuable|
+    move_namespace_project_issue_path(
+      namespace_id: issuable.project.namespace.to_param,
+      project_id: issuable.project,
+      id: issuable
+    )
+  end
+
+  expose :projects_autocomplete_path do |issuable|
+    autocomplete_projects_path(project_id: issuable.project.id)
+  end
+
+  private
+
+  def current_user
+    request.current_user
+  end
+end