#!/usr/bin/ruby

require 'rubygems'
require 'activesupport'
require 'meow'
require 'pit'
require 'keystone'

config = Pit.get("notice")
MAIL_TO = config["mailto"]
MAIL_FROM = config["mailfrom"]

def ppp(message)
  print message
  STDOUT.flush
end

class GrowlMessage
  attr_accessor :execute_at,:message
  def initialize
    @message = ""
    @execute_at = Time.now
  end
end

if ARGV.size > 0 && ARGV[0] == "-f"
  message = Marshal.load(File.open(ARGV[1]))
  File.delete(ARGV[1])
  loop do
    break if message.execute_at < Time.now
    sleep 30
  end
  
  begin
    Keystone::Mail::Send.send(MAIL_FROM,MAIL_TO,message.message,message.message)
  rescue 
  end
  
  meep = Meow.new("growl_notify")
  option = {:sticky=>true,:priority=>1}
  message_text = "#{message.execute_at.strftime("%Y/%m/%d %H:%M:%S")}\n#{message.message}"
  meep.notify("growl_notify",message_text,option)
  exit
end

INPUT_TIME_MESSAGE = "when?(NN(minutes later) or NNh(hours later) or HH:MM(time format)):"
message = GrowlMessage.new

ppp "message:"
STDIN.each_line do |line|
  line.chomp!
  exit if line == ""
  message.message = line
  break
end

ppp INPUT_TIME_MESSAGE
STDIN.each_line do |line|
  line.chomp!
  minutes = 5
  begin
    minutes = Integer(line)
    message.execute_at += minutes * 60
    break
  rescue
    begin
      if line =~ /(\d+):(\d+)/
        hour,minute= Integer($1),Integer($2)
        execute_at_candidate = message.execute_at.change(:hour => hour,:min => minute)
        if execute_at_candidate < message.execute_at
          execute_at_candidate += 60 * 60 * 24
        end
        message.execute_at = execute_at_candidate
        break
      elsif line =~ /(\d+)h/
        hours = Integer($1)
        message.execute_at += hours * 60 * 60
        break
      end
    rescue => e
      puts e
    end
  end
  puts "invalid format"
  ppp INPUT_TIME_MESSAGE
end

path = "/tmp/.gw_message.#{Time.now.tv_usec}"
Marshal.dump(message,File.new(path, 'w'))
cmd = "notice -f #{path} &"
#puts cmd
system cmd