#!/usr/bin/ruby
#require 'bundler/setup'
require 'discordrb'
require 'yaml'
require 'mimemagic'
require 'down'
require 'fileutils'
require 'time'
require 'logger'
require 'astro/moon'
require './folder.rb'



logger = Logger.new(STDOUT)
logger.level = Logger::INFO
prefix = ENV["STEVEFOLDER_PREFIX"]
if prefix == ""
  prefix = "./"
end
logger.info("starting with prefix #{prefix}")

config_obj = YAML::load_file( "#{prefix}config.yaml" )
logger.info("loaded config")
bot = Discordrb::Commands::CommandBot.new token: config_obj["bot_token"], prefix: "!folder"
folder = Folder.new

def shut_down(bot,folder)
  if bot.connected?
    bot.stop
  end
  folder.close
end


config_obj['steves'].each do |steve|
  folder.add_steve(steve)
end

bot.message(private: true,contains: "!folder fall") do |event|
  if folder.steve?(event.user)
    folder.curse(event.user)
    mem = bot.member(config_obj['server_id'],event.user.id)
    mem.set_nick("Geoff","This Steve has seperated himself from the Ideal Steve")
    event.respond("May Snen have Mercy on your Soul")
  else
    event.respond("Oh that you could be so blessed as to have that option")
  end
end

bot.message(private: true,contains: "!folder rise") do |event|
  if folder.steve?(event.user)
    folder.bless(event.user)
    mem = bot.member(config_obj['server_id'],event.user.id)
    mem.set_nick("","Steve-ness restored")
    event.respond("Welcome back to the winning team")
  else
    event.respond("Fat chance, non-Steve")
  end
end

bot.message(private: true, contains: "!folder help") do |event|
  event.respond("Commands: rise,fall,help,status")
end

bot.message(private: true, contains: "!folder status") do |event|
  event.respond("Stevefolder has #{folder.num_subs} submissions")
end

bot.message(private: true) do |event|
  sender = event.author.id
  i = 1
  updated = false
  event.message.attachments.each do |file|
    res =  MimeMagic.by_path(file.filename)
    updated = true
    if res != nil
      if res.image? or res.video?
        download = Down.download(file.url)
        FileUtils.mv(download.path, "#{prefix}spool/#{download.original_filename}")
        folder.submit(Submission.new("#{prefix}spool/#{download.original_filename}",true,sender))
        event.respond("Submission #{i} accepted")
        i = i + 1
      else
        event.respond("File type #{res} not supported yet")
      end
    else
      event.respond("Submission denied; attached file but I can't figure out the file type")
    end
  end
  urls = URI.extract(event.content)
  urls.each do |url|
    mime_guess = MimeMagic.by_extension(url)
    if mime_guess != nil
      if mime_guess.image? or mime_guess.video?
        download = Down.download(file.url)
        FileUtils.mv(download.path, "#{prefix}spool/#{download.original_filename}")
        folder.submit(Submission.new("#{prefix}spool/#{download.original_filename}",true,sender))
	event.respond("Submission #{i} accepted")
	updated = true
      else
        event.respond("Submission denied; link goes to a piece of media but I can't figure out what it is")
      end
    else
      folder.submit(Submission.new(url,false,sender))
      event.respond("Submission #{i} accepted")
      updated = true
    end
    i= i+1
  end
  if updated
    folder.update()
  else
    event.respond("Submission denied: I don't know what this is")
  end
end

#set up signals
Signal.trap("INT") {
  shut_down(bot,folder)
  exit
}

# Trap `Kill `
Signal.trap("TERM") {
  shut_down(bot,folder)
  exit
}


logger.info("Logging into discord")
bot.run(true)
logger.info("Starting bot main loop")
loop do
  timer = Astro::Moon.phase.phase * (3600 * (1 + rand(3)))
  if timer < 900 #lower limit of 15 minutes
    timer = 900
  end
  logger.info("sleeping for #{timer} seconds")
  sleep timer
  t = Time.new
  if t.hour < 9 and t.hour > 2
    logger.info("skipping send cuz it's late")
    next
  end
  sid,msg = folder.harass_steve()
  if msg == nil
    logger.info("no submissions ready")
    next
  end
  steve = bot.user(sid)
  if steve == nil
    logger.warn("Tried to get Steve #{sid} but failed, skipping")
    next
  end
  logger.info("sending submission #{msg.id}")
  if msg.local
    steve.send_file(File.open(msg.content,'r'))
    File.delete(msg.content)
  else
    steve.pm(msg.content)
  end
  folder.update()
end