class List
  include SimplyStored::Couch
  
  property :state, default: 'active' # active, #closed
  property :needs_help, type: :boolean, default: false
  property :needs_payment, type: :boolean, default: false
  property :closed_at, type: Time
  has_many :orders, dependent: :destroy
  belongs_to :table
  has_and_belongs_to_many :users, storing_keys: true

  validates :table_id, presence: true

  def close!
    orders.map(&:close!)
    self.state = 'closed'
    self.closed_at = Time.now
    save
  end

  def supplier
    table.supplier
  end

  def table_number
    @table_number ||= table.number
  end

  def active?
    state == 'active'
  end

  def place_order(products)
    return unless products.any?
    @order = Order.create list: self, supplier: supplier
    return unless @order.id
    loaded_products = self.class.database.load_document products.keys
    products.each do |product_id, number|
      number = number.to_i
      product = loaded_products.find{|p| p.id == product_id} # to get the price
      ProductOrder.create order: @order, product_id: product_id, amount: number, price: product.price if number > 0
    end
  end

  def as_json
    super.merge(table_number: table_number)
  end
end