reservation data

app/models/reservation_item.rb

@@ -0,0 +1,13 @@
+class ReservationItem < ApplicationRecord
+	self.primary_key = "reservation_items_id"
+
+	#primary key - need to be unique
+  	before_create :generate_custom_id
+
+	belongs_to :reservation, autosave: true
+
+	private
+		def generate_custom_id
+			self.reservation_items_id = SeedGenerator.generate_id(self.class.name, "RSI")
+		end
+end