require 'oauth/helper'
require 'oauth/consumer'

module OAuth
  # This is mainly used to create consumer credentials and can pretty much be ignored if you want to create your own
  class Server
    include OAuth::Helper
    attr_accessor :base_url

    @@server_paths = {
      :request_token_path => "/oauth/request_token",
      :authorize_path     => "/oauth/authorize",
      :access_token_path  => "/oauth/access_token"
    }

    # Create a new server instance
    def initialize(base_url, paths = {})
      @base_url = base_url
      @paths = @@server_paths.merge(paths)
    end

    def generate_credentials
      [generate_key(16), generate_key]
    end

    def generate_consumer_credentials(params = {})
      Consumer.new(*generate_credentials)
    end

    # mainly for testing purposes
    def create_consumer
      creds = generate_credentials
      Consumer.new(creds[0], creds[1],
        {
          :site               => base_url,
          :request_token_path => request_token_path,
          :authorize_path     => authorize_path,
          :access_token_path  => access_token_path
        })
    end

    def request_token_path
      @paths[:request_token_path]
    end

    def request_token_url
      base_url + request_token_path
    end

    def authorize_path
      @paths[:authorize_path]
    end

    def authorize_url
      base_url + authorize_path
    end

    def access_token_path
      @paths[:access_token_path]
    end

    def access_token_url
      base_url + access_token_path
    end
  end
end