require 'redis'

module Riedi
  class Storage
    def initialize(options = {})
      @options = options
    end

    def flushall
      redis.flushall
    end

    def status
      begin
        redis.randomkey
        "OK"
      rescue
        "NG"
      end
    end

    def keys
      redis.keys
    end

    def set(key, value)
      redis.set(key, value)
    end

    def get(key)
      redis.get(key)
    end

    def del(key)
      redis.del(key)
    end

private

    def redis
      @redis ||= Redis.new(@options)
    end
  end
end