medium20190415-midwife_registration_service.rb

class MidwifeRegistrationService

  def initialize(options = {})
    @params = options[:params]
  end
  
  def call    
    create_user
    send_sms
    self
  end
  
  def call!
    validate
    call
  end
  
  def validate
  end
  
  def create_user
    @data = Midwife.create()
    @data.create_prop()
  end
  
  def send_sms
    SmsOtpBackground.enqueue @data.id
  end
end

medium20190415-mother_registration_service.rb

class MotherRegistrationService

  def initialize(options = {})
    @params = options[:params]
  end
  
  def call    
    create_user
    send_email
    self
  end
  
  def call!
    validate
    call
  end
  
  def validate
  end
  
  def create_user
    @data = Mother.create()
    @data.create_prop()
  end
  
  def send_email
    EmailOtpBackground.enqueue @data.id
  end
end

medium20190415-registration_service.rb

class RegistrationService

  def initialize(options = {})
    @headers = options[:headers]
    @params = options[:params]
  end
  
  def call    
    role = @headers['X-Product'].to_sym
    class_name = (role.to_s + 'RegistrationService').camelize
    class_name.constantize.call params: @params
  end
  
  def call!
    validate
    call
  end
  
  def validate
  end
end