Module: Serializer::Concern

Extended by:
ActiveSupport::Concern
Defined in:
lib/serializer/concern.rb

Instance Method Summary collapse

Instance Method Details

#as_json(options = {}) ⇒ Object 



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# File 'lib/serializer/concern.rb', line 22

def as_json options = {}
  # Not caching records that don't have IDs.
  if !Serializer.configuration.disable_model_caching && self.id && options[:cache_key].present? && !(options.key?(:cache_for) && options[:cache_for].nil?)
    cache_key = "#{self.class.name}_____#{options[:cache_key]}___#{self.id}"
    if Rails.cache.exist?(cache_key)
      Rails.logger.info "Serializer: Cache reading #{cache_key}" if Serializer.configuration.debug
      return Rails.cache.read(cache_key)
    else
      data = super(options)
      data = self.class.as_json_associations_alias_fix(options, data)
      begin
        Rails.logger.info "Serializer: Caching #{cache_key} for #{(options[:cache_for] || Serializer.configuration.default_cache_time)} minutes." if Serializer.configuration.debug
        Rails.cache.write(cache_key, data, expires_in: (options[:cache_for] || Serializer.configuration.default_cache_time).minute)
      rescue Exception => e
        Rails.logger.error "Serializer: Internal Server Error on #{self.class}#as_json ID: #{self.id} for cache key: #{cache_key}"
        Rails.logger.error e.class
        Rails.logger.error e.message
        Rails.logger.error e.backtrace
      end
      return data
    end
  else
    if Serializer.configuration.debug && !Serializer.configuration.disable_model_caching && self.id && options[:cache_key].present? && options.key?(:cache_for) && options[:cache_for].nil?
      Rails.logger.info "Serializer: Caching #{cache_key} NOT caching due to `cache_for: nil`"
    end
    data = super(options)
    data = self.class.as_json_associations_alias_fix(options, data)
    return data
  end
end

#clear_serializer_cache ⇒ Object

START MODEL INSTANCE METHODS



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# File 'lib/serializer/concern.rb', line 7

def clear_serializer_cache
  if self.class.const_defined?("#{self.class.name}Serializer")
    serializer_klass = "#{self.class.name}Serializer".constantize
    serializer_klass.public_instance_methods.each do |query_name|
      cache_key = "#{self.class.name}_____#{query_name}___#{self.id}"
      Rails.logger.info "Serializer: CLEARING CACHE KEY: #{cache_key}" if Serializer.configuration.debug
      Rails.cache.delete(cache_key)
    end
    return true
  else
    Rails.logger.info "Serializer: Class #{self.class.name} does not have the serializer module #{self.class.name}Serializer defined." if Serializer.configuration.debug
    return nil
  end
end

#serializer(opts = {}) ⇒ Object

Can override the query, using the options. ex: :tiny_serializer_query



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# File 'lib/serializer/concern.rb', line 54

def serializer opts = {}
  query = opts[:json_query_override].present? ? self.class.send(opts[:json_query_override], opts) : self.class.serializer_query(opts)
  if Serializer.configuration.enable_includes && query[:include].present? && self.class.column_names.include?('id') && self.id.present? && !opts[:skip_eager_loading] && self.respond_to?(:persisted?) && self.persisted?
    # It's an extra SQL call, but most likely worth it to pre-load associations
    self.class.includes(self.class.generate_includes_from_json_query(query)).find(self.id).as_json(query)
  else
    as_json(query)
  end
end