1 files changed, 27 insertions, 0 deletions
diff --git a/app/services/users/email_verification/base_service.rb b/app/services/users/email_verification/base_service.rb
new file mode 100644
index 00000000000..3337beec195
--- /dev/null
+++ b/app/services/users/email_verification/base_service.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+module Users
+  module EmailVerification
+    class BaseService
+      VALID_ATTRS = %i[unlock_token confirmation_token].freeze
+
+      def initialize(attr:)
+        @attr = attr
+
+        validate_attr!
+      end
+
+      protected
+
+      attr_reader :attr, :token
+
+      def validate_attr!
+        raise ArgumentError, 'Invalid attribute' unless attr.in?(VALID_ATTRS)
+      end
+
+      def digest
+        Devise.token_generator.digest(User, attr, token)
+      end
+    end
+  end
+end