trying to add in support for configure block. launching console giving me bug with pb object

bin/console

@@ -15,7 +15,9 @@ def rest_client_toggle_log(default=false)
   end
 end
 
-pb = Pastebinner::ApiClient.new(ENV['pastebin_api_key'], ENV['pastebin_username'], ENV['pastebin_password'])
+# not working yet
+config = Pastebinner::Configuration.new
+pb = Pastebinner::ApiClient.new(config.api_key, config.api_username, config.api_password)
 es = Pastebinner::ElasticSearchHelper.new(ENV['elastic_search_url'], 'pastes')
 
 # sidekiq worker to send pastes to es

config/configuration.rb

@@ -1,8 +1,13 @@
-# ideally i want to have a configuration block like this loaded
-Pastebinner.configure do |config|
-  config.pastebin_username = pastebin_username
-  config.pastebin_password = pastebin_password
-  config.pastebin_api_key = pastebin_api_key
-  config.elastic_search_url = elastic_search_url
-  config.redis_url = redis_url
+module Pastebinner
+  class Configuration
+    attr_accessor :api_key,  :api_username, :api_password, :elasticsearch_url, :redis_url
+
+    def initialize
+      @api_key = nil
+      @api_username = nil
+      @api_password = nil
+      @elasticsearch_url = nil
+      @redis_url = nil
+    end
+  end
 end

lib/pastebinner.rb

@@ -1,4 +1,5 @@
 # change this to a config module soon:
+require '../config/configuration'
 require '../config/initializers/sidekiq'
 require 'rest-client'
 require 'json'
@@ -11,6 +12,21 @@ require 'pastebinner/helpers/elastic_search_helper'
 require 'pastebinner/workers/paste_to_es'
 
 module Pastebinner
-  class Error < StandardError; end
-  # your code goes here
+  
+  class << self
+    attr_accessor :configuration
+  end
+
+  def self.configuration
+    @configuration ||= Configuration.new
+  end
+
+  def self.reset
+    @configuration = Configuration.new
+  end
+
+  def self.configure
+    yield(configuration)
+  end
+
 end