Module: SidekiqSmartCache::Model::ClassMethods

Defined in:
lib/sidekiq_smart_cache/model.rb

Instance Method Summary collapse

Instance Method Details

#make_action_cacheable(name, options = {}) ⇒ Object 



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# File 'lib/sidekiq_smart_cache/model.rb', line 44

def make_action_cacheable(name, options = {})
  cache_tag = options[:cache_tag] || [cache_prefix, self.name, name].join('.')
  cache_options = options.slice(:expires_in, :job_interlock_timeout)
  instance_method = options[:instance_method]
  without_caching_name = "#{name}_without_caching"
  promise_method_name = "#{name}_promise"

  promise_method = ->(*args) do
    promise_args = cache_options.merge(
      method: without_caching_name,
      args: args
    )

    if instance_method
      promise_args[:klass] = self.class.name
      promise_args[:object_param] = to_param
    else
      promise_args[:klass] = self.name
    end
    SidekiqSmartCache::Promise.new(**promise_args)
  end

  if_available_method = ->(*args) do
    send(promise_method_name, *args).existing_value
  end

  cache_tag_method = ->(*args) do
    send(promise_method_name, *args).cache_tag
  end

  with_caching_method = ->(*args) do
    send(promise_method_name, *args).fetch(24.hours) # close enough to forever?
  end

  without_caching_method = ->(*args) do
    method(name).super_method.call(*args)
  end

  refresh_method = ->(*args) do
    send(promise_method_name, *args).perform_now
  end

  prefix_module = Module.new
  prefix_module.send(:define_method, "#{name}_if_available", if_available_method)
  prefix_module.send(:define_method, "#{name}_cache_tag", cache_tag_method)
  prefix_module.send(:define_method, name, with_caching_method)
  prefix_module.send(:define_method, without_caching_name, without_caching_method)
  prefix_module.send(:define_method, promise_method_name, promise_method)
  prefix_module.send(:define_method, "refresh_#{name}", refresh_method)

  if instance_method
    prepend prefix_module
  else
    singleton_class.prepend prefix_module
  end
end

#make_class_action_cacheable(name, options = {}) ⇒ Object 



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# File 'lib/sidekiq_smart_cache/model.rb', line 101

def make_class_action_cacheable(name, options = {})
  make_action_cacheable(name, options)
end

#make_instance_action_cacheable(name, options = {}) ⇒ Object 



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# File 'lib/sidekiq_smart_cache/model.rb', line 105

def make_instance_action_cacheable(name, options = {})
  make_action_cacheable(name, options.merge(instance_method: true))
end