# This is a ruby wrapper for the soundcloud API
#
# Author:: Johannes Wagener (johannes@wagener.cc)

require 'rubygems'

gem 'oauth', '>= 0.3.6'
require 'oauth'

gem 'oauth-active-resource'
require 'oauth_active_resource'


module Soundcloud
   # Will create an OAuth Consumer for you.
   #
   # You have to register your application on soundcloud.com to get a consumer token and secret.
   #
   # Optionally you can specify another provider site (i.e. http://api.sandbox-soundcloud.com)
   #
   # Default provider site is http://api.soundcloud.com
   def self.consumer(consumer_token,consumer_secret, site = 'http://api.soundcloud.com')
    return OAuth::Consumer.new(consumer_token, consumer_secret, {
        :site               => site,
        :request_token_path => "/oauth/request_token",
        :access_token_path  => "/oauth/access_token",
        :authorize_path     => "/oauth/authorize"
      })
  end


  # Will create a soundcloud module containing all the soundcloud models.
  # This module is bound to the given OAuth access token.
  #
  # Options:
  #  :access_token = your oauth access token
  #  :site = soundcloud api site (i.e. "http://api.sandbox-soundcloud.com", defaults to "http://api.soundcloud.com")
  # Examples:
  #
  #   # unauthenticated to "http://api.soundcloud.com"
  #   cl = Soundcloud.register()
  #
  #   # authenticated connection to soundcloud sandbox
  #   cl = Soundcloud.register({:access_token => your_access_token, :site => "http://api.sandbox-soundcloud.com"})
  #
  def self.register(options = {})
    options[:site] = options[:site] || 'http://api.soundcloud.com'
    if options[:consumer_key].nil? && options[:access_token].nil?
      raise "Error:  No consumer key or OAuth access token supplied."
    end
    mod = SCOAuthActiveResource.register(self.ancestors.first, self.ancestors.first.const_get('Models'),options)
    add_resolver_to_mod(mod)
  end
  
  # Quick hack to add support api.soundcloud.com/resolve . TODO jw cleanup :)
  def self.add_resolver_to_mod(mod)
    mod.module_eval do
      def self.resolve(url)
        base = self.const_get('Base')
        response = base.oauth_connection.get("/resolve?url=#{url}")
        if response.code == "302"
          path = URI.parse(response.header['Location']).path
          resource_class = base.new.send(:find_or_create_resource_for_collection, path.split('/')[-2])
          resource_class.find(:one, :from => path)
        else
          raise ActiveResource::ResourceNotFound.new(response)
        end
      end
    end
    mod
  end
end

require File.expand_path('../soundcloud/models/base',     __FILE__)
require File.expand_path('../soundcloud/models/user',     __FILE__)
require File.expand_path('../soundcloud/models/comment',  __FILE__)
require File.expand_path('../soundcloud/models/playlist', __FILE__)
require File.expand_path('../soundcloud/models/track',    __FILE__)
require File.expand_path('../soundcloud/models/group',    __FILE__)

require File.expand_path('../soundcloud/sc_oauth_active_resource', __FILE__)