Module: BipolarCache::Sequel::PluginAlpha::ClassMethods

Defined in:
lib/bipolar_cache/sequel/plugin_alpha.rb

Instance Method Summary collapse

Instance Method Details

#bipolar_count_cache(name, **opts) ⇒ Object



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# File 'lib/bipolar_cache/sequel/plugin_alpha.rb', line 7

def bipolar_count_cache(name, **opts)
  opts = opts.merge({ name: name })
  method_name = opts[:method] || "#{name}_count"

  define_method method_name do
    bcsp_cache(**fetch_or_build_procs(**opts))
  end

  define_method "#{method_name}_refresh!" do
    procs = fetch_or_build_procs(**opts)
    actual_value = procs[:actual].call
    procs[:update].call(actual_value) if actual_value != procs[:cached].call
    actual_value
  end

  define_method "#{method_name}_increment!" do |by: 1|
    procs = fetch_or_build_procs(**opts)

    procs[:update].call(by + procs[:cached].call)
  end

  define_method "#{method_name}_decrement!" do |by: 1|
    procs = fetch_or_build_procs(**opts)

    procs[:update].call((-by) + procs[:cached].call)
  end
end