menu, table,rooms, orders structure

app/models/order.rb

@@ -0,0 +1,12 @@
+class Order < ApplicationRecord
+  before_create :set_order_date
+  belongs_to :customer
+  has_many :order_items, inverse_of: :order
+  has_many :dining_ins
+
+
+  private
+  def set_order_date
+    self.date = Time.now.utc
+  end
+end