Rails Model

class City
  include Mongoid::Document
  include Mongoid::Timestamps
  include Geocoder::Model::Mongoid

  field :name, type: String
  field :hotel_id, type: String
  field :description, type: String
  field :user_email, type: String
  field :min_price, type: String
  field :total, type: String
  field :density, type: String
  field :ethnicities, type: String
  field :religions, type: String
  field :_id, type: String, default: ->{ name }
  field :cityimg, type: String
  mount_uploader :cityimg

  #Google Maps Fields
  field :address, type: String
  field :town, type: String
  field :state, type: String
  field :country, type: String

  field :lat, type: Float
  field :lng, type: Float

  field :coordinates, :type => Array


  geocoded_by :full_address
  reverse_geocoded_by :coordinates
  after_validation :geocode
  after_validation :look_up_address, :if => :coordinates

  def full_address
    "#{self.name}"
  end

  def look_up_address
   # self.coordinates = [self.longitude, self.latitude]
    self.lng = self.coordinates[0]
    self.lat = self.coordinates[1]
    reverse_geocode
  end

  belongs_to :user, class_name: 'User', inverse_of: :cities
  has_many :hotels, class_name: 'Hotel', inverse_of: :city, :dependent => :destroy
  has_many :places, class_name: 'Place', inverse_of: :city, :dependent => :destroy
  has_many :blogs, class_name: 'Blog', inverse_of: :city, :dependent => :destroy


  after_validation :add_low_price

  def add_low_price
    if self.hotels.count >= 1
      @hotels = self.hotels
      @hotel = @hotels.order_by([:private_room_price, :asc])
      @hotel_min = @hotel.first
      self.min_price = @hotel_min.private_room_price
    else
      self.min_price = 0
    end
  end

    
end