Unify user requirements for API slugs

lib/api/api.rb

@@ -9,6 +9,7 @@ module API
     NO_SLASH_URL_PART_REGEX = %r{[^/]+}
     NAMESPACE_OR_PROJECT_REQUIREMENTS = { id: NO_SLASH_URL_PART_REGEX }.freeze
     COMMIT_ENDPOINT_REQUIREMENTS = NAMESPACE_OR_PROJECT_REQUIREMENTS.merge(sha: NO_SLASH_URL_PART_REGEX).freeze
+    USER_REQUIREMENTS = { user_id: NO_SLASH_URL_PART_REGEX }.freeze
 
     insert_before Grape::Middleware::Error,
                   GrapeLogging::Middleware::RequestLogger,

lib/api/projects.rb

@@ -128,7 +128,7 @@ module API
       end
     end
 
-    resource :users, requirements: { user_id: API::NO_SLASH_URL_PART_REGEX } do
+    resource :users, requirements: API::USER_REQUIREMENTS do
       desc 'Get a user projects' do
         success Entities::BasicProjectDetails
       end

lib/api/users.rb

@@ -133,10 +133,10 @@ module API
 
       desc "Get the status of a user"
       params do
-        requires :id_or_username, type: String, desc: 'The ID or username of the user'
+        requires :user_id, type: String, desc: 'The ID or username of the user'
       end
-      get ":id_or_username/status", requirements: { id_or_username: API::NO_SLASH_URL_PART_REGEX } do
-        user = find_user(params[:id_or_username])
+      get ":user_id/status", requirements: API::USER_REQUIREMENTS do
+        user = find_user(params[:user_id])
         not_found!('User') unless user && can?(current_user, :read_user, user)
 
         present user.status || {}, with: Entities::UserStatus