Business card model definition

gistfile1.rb

class Card < ActiveRecord::Base
  # Searchable
  searchkick callbacks: :async, text_middle: [:name]

  def search_data
     as_json only: [:name, :description]
  end

  # Asociations
  has_many :card_social_networks
  has_many :social_networks, through: :card_social_networks
  has_many :locations
  has_many :emails
  has_many :card_users
  has_many :users, through: :card_users

  # Validations
  validates :name, length: { in: 1..32 }
  validates :description, length: { in: 1..100 }

  # Callbacks
  before_create :generate_handshake_token
  before_validation :format_attributes

  # Nested attributes
  accepts_nested_attributes_for :card_social_networks, :emails, :locations, allow_destroy: true

  private
  def format_attributes
    self.name = name.strip.squeeze(' ') if name?
    self.escaped_name = Formatter.escape_string(name) if name?
  end

  def generate_handshake_token
    begin
      self.handshake_token = SecureRandom.hex(32)
    end while self.class.exists?(handshake_token: handshake_token)
  end
end