1 files changed, 12 insertions, 0 deletions
diff --git a/app/models/hearth_amenity.rb b/app/models/hearth_amenity.rb
index ecc136a..16d8f97 100644
--- a/app/models/hearth_amenity.rb
+++ b/app/models/hearth_amenity.rb
@@ -1,2 +1,14 @@
 class HearthAmenity < ApplicationRecord
+  include HasWhatnot
+
+  validates :gid, :name, :description, :whatnot, presence: true
+
+  def build_requirements_string(level)
+    requirements = []
+    data = self.whatnot[:constructions].find { |d| d[:level] == level }
+    data[:cost][:items].each do |item_gid, quantity|
+      requirements.push "#{quantity} #{Item.find_by_gid(item_gid).name}"
+    end
+    requirements.join(", ")
+  end
 end