Añadido validador de reseña única

1 files changed, 7 insertions, 0 deletions

diff --git a/app/models/product_review.rb b/app/models/product_review.rb
index ceade9a..0985e7c 100644
--- a/app/models/product_review.rb
+++ b/app/models/product_review.rb
@@ -9,4 +9,11 @@ class ProductReview < ApplicationRecord
 
   validates :review, presence: true
   validates :rating, presence: true, inclusion: { in: 1..5 }
+  validate :sole_user_review
+
+  def sole_user_review
+    return if ProductReview.find_by(user_account_id:, product_id:).nil?
+
+    errors.add(:review, 'User has already published a review')
+  end
 end