feat: Add lastLoginAt attribute and update_last_login method to User model

Author: maboukerfa

lib/ontologies_linked_data/models/users/user.rb

@@ -28,6 +28,7 @@ class User < LinkedData::Models::Base
       attribute :githubId, enforce: [:unique]
       attribute :orcidId, enforce: [:unique]
       attribute :created, enforce: [:date_time], :default => lambda { |record| DateTime.now }
+attribute :lastLoginAt, enforce: [:date_time], :default => lambda { |record| DateTime.now }
       attribute :passwordHash, enforce: [:existence]
       attribute :apikey, enforce: [:unique], :default => lambda {|x| SecureRandom.uuid}
       attribute :subscription, enforce: [:list, :subscription]
@@ -81,6 +82,11 @@ def initialize(attributes = {})
         self
       end
 
+      def update_last_login
+        self.lastLoginAt = DateTime.now
+        self.save
+      end
+
       def save(*args)
         # Reset ontology cache if user changes their custom set
         if LinkedData.settings.enable_http_cache && self.modified_attributes.include?(:customOntology)