Initial commit

app/models/concerns/encryptable.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+module Encryptable
+  extend ActiveSupport::Concern
+
+  class_methods do
+    def attr_encrypted(*attributes)
+      attributes.each do |attribute|
+        define_method("#{attribute}=".to_sym) do |value|
+          return if value.nil?
+
+          self.public_send(
+            "#{attribute}_encrypted=".to_sym,
+            EncryptionService.encrypt(value)
+          )
+        end
+
+        define_method(attribute) do
+          value = self.public_send("#{attribute}_encrypted".to_sym)
+          EncryptionService.decrypt(value) if value.present?
+        end
+      end
+    end
+  end
+end