require 'xmlrpc/server'
require 'rubygems'
require_gem 'activerecord'

#set up active record
@db_settings = YAML::load(IO.read("../config/database.yml"))
curr_db = @db_settings["development"]
ActiveRecord::Base.establish_connection(:adapter => curr_db["adapter"], :database => curr_db["database"],
	:host => curr_db["host"], :username => curr_db["username"], :password => curr_db["password"])

#this should come from a config file
MOVIE_BASE_DIR = 'C:\Dev\projects\training\code tutorials\movies'

server = XMLRPC::Server.new(8080)

server.add_handler("movie.getLessonMovies") do |name|
  	puts "movie.getLessonMovies called with parameters #{name}"
  	if(name.empty?)
  		raise XMLRPC::FaultException.new(-99, "No lesson name given")
  	else
  	  	lesson = Lesson.find(:first,
	  				:conditions => ["name=?", name])
	  	puts "returning movie list: #{lesson.movies.split(",").collect{|movie| movie.strip}.join(',')}"
	  	[lesson.description, lesson.movies.split(",").collect{|movie| movie.strip}]
	end
end

server.add_handler("movie.getMovieInfo") do |name|
	puts "movie.getMovieInfo called with parameters '#{name.strip}'"
	if(name.empty?)
  		raise XMLRPC::FaultException.new(-99, "No movie name given")
  	else
		movieInfo = Movie.find( :first,
								:conditions => ["name=?", name.strip])
		if(movieInfo == nil)
	  		raise XMLRPC::FaultException.new(-99, "No movie was found with the name '#{name}'")
	  	else
			retVal = [movieInfo.name, movieInfo.description, movieInfo.frames, MOVIE_BASE_DIR + movieInfo.file]
			puts "returning #{retVal.join(',')}"
			retVal
		end
	end
end

server.set_default_handler do |name, *args|
	puts "Unknown XMLRPC method called, method: '#{name}', arguments: #{args}"
	raise XMLRPC::FaultException.new(-99, "Method #{name} missing or wrong number of parameters")
end

server.serve