import ast, dbtools, html, io, logging, moviepy.editor, os, PIL.Image, random, re, setuptools, string, bottools.strings, sys, telegram.ext, telegram, time, twitools, twitools.streaming, urllib.request, tweepy

def getTwo(message):
 try:
  return twitools.twoBotHelper(message.chat_id)
 except ValueError:
  message.reply_text(bottools.strings.noauth)
 except tweepy.error.TweepError as e:
  raise

def twoExceptions(e, message):
 text = {
  32: bottools.strings.badToken,
  36: bottools.strings.selfSpam,
  64: bottools.strings.accountSuspended,
  88: bottools.strings.rateLimit,
  89: bottools.strings.badToken,
  99: bottools.strings.badToken,
  130: bottools.strings.overload,
  131: bottools.strings.twitterError,
  161: bottools.strings.followLimit,
  185: bottools.strings.tweetLimit,
  186: bottools.strings.longTweet,
  187: bottools.strings.dupTweet,
  205: bottools.strings.rateLimit,
  226: bottools.strings.automatedTweet,
  271: bottools.strings.selfMute,
  272: bottools.strings.notMuted,
  323: bottools.strings.multipleGIFs,
  326: bottools.strings.accountLocked,
  354: bottools.strings.longTweet
 }.get(e.api_code)

 message.reply_text(text or bottools.strings.twoFail)

# Actual methods:
# ---------------

def start(bot, update):
 update.message.reply_text(bottools.strings.start % {"name": setuptools.botname()})

def fish(bot, update):
 dbtools.dbHelper().addFish(update.message.chat_id)
 update.message.reply_text(bottools.strings.fishThanks)

def getTweetID(tlid, cid):
 try:
  db = dbtools.dbHelper()
  db.executeQuery("SELECT tid FROM timelines WHERE nr = %i AND cid = %i;" % (int(tlid), int(cid)))
  return db.getNext()[0]
 except Exception:
  raise ValueError("No such tweet in timeline")

def toggleTweet(bot, update):
 try:
  update.message.reply_text(bottools.strings.toggleTweet % (bottools.strings.toggleTweetOn if dbtools.dbHelper().toggleTweet(update.message.chat_id) else bottools.strings.toggleTweetOff))
 except tweepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)
  
def unknown(bot, update):
 update.message.reply_text(bottools.strings.unknownCommand)

def makeMenu(buttons, columns):
 return [buttons[i:i + columns] for i in range(0, len(buttons), columns)]

# Authentication process

def auth(bot, update):
 db = dbtools.dbHelper()
 cid = update.message.chat_id

 if not (db.ato(cid) or db.ase(cid)):
  auth = tweepy.OAuthHandler(setuptools.cke(), setuptools.cse())
  update.message.reply_text(bottools.strings.auth % auth.get_authorization_url())
  dbtools.dbHelper().storeToken(cid, auth.request_token)

 else:
  update.message.reply_text(bottools.strings.authimp)

def verify(bot, update, args):
 db = dbtools.dbHelper()
 cid = update.message.chat_id

 if db.ato(cid) and not db.ase(cid):
  auth = tweepy.OAuthHandler(setuptools.cke(), setuptools.cse())
  auth.request_token = ast.literal_eval(db.ato(cid))

  try:
   auth.get_access_token(args[0])
   dbtools.dbHelper().storeUser(cid, auth.access_token, auth.access_token_secret)
   update.message.reply_text(bottools.strings.verify)

  except Exception as e:
   dbtools.dbHelper().deleteUser(update.message.chat_id)
   update.message.reply_text(bottools.strings.verifyfail)

 else:
  update.message.reply_text(bottools.strings.verifyimp)

def unauth(bot, update):
 dbtools.dbHelper().deleteUser(update.message.chat_id)
 update.message.reply_text(bottools.strings.unauth % setuptools.url())

# User methods

def follow(bot, update, args):
 try:
  two = bottools.methods.getTwo(update.message)
  for user in args:
   two.api.create_friendship(screen_name = user)
 except tweepy.error.TweepError as e:
   bottools.methods.twoExceptions(e, update.message)

def unfollow(bot, update, args):
 try:
  two = bottools.methods.getTwo(update.message)
  for user in args:
   two.api.destroy_friendship(screen_name = user)
 except tweepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)

# Tweet methods

def explicitTweet(bot, update, args, reply = None):
 try:
  two = bottools.methods.getTwo(update.message)

  if update.message.photo or update.message.document or update.message.video or update.message.sticker:
   fid = update.message.document.file_id if update.message.document else update.message.sticker.file_id if update.message.sticker else update.message.video.file_id if update.message.video else update.message.photo[-1].file_id
   path = bot.getFile(fid).file_path
   media = urllib.request.urlopen(path)
   mobj = io.BytesIO(media.read())

   filename = path.split("/")[-1]

   if filename.split(".")[-1].lower() == "webp":
    out = io.BytesIO()
    PIL.Image.open(mobj).convert('RGB').save(out, format="JPEG")
    filename = "%s.jpg" % filename.split(".")[0]

   if update.message.document and filename.split(".")[-1].lower() == "mp4":
    temp = ''.join(random.choice(string.ascii_letters + string.digits) for i in range(32))

    with open("tmp/%s.%s" % (temp, filename.split(".")[-1]), "wb") as f:
     f.write(mobj.getvalue())

    moviepy.editor.VideoFileClip("tmp/%s.%s" % (temp, filename.split(".")[-1])).resize(0.3).write_gif("tmp/%s.gif" % temp)

    filename = "%s.gif" % temp
    out = open("tmp/%s.gif" % temp, "rb")

   else:
    out = mobj

   two.api.update_with_media(filename, update.message.caption, reply, file=out)
   out.close()

  else:
   two.tweet(' '.join(args), reply)

 except tweepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)

def reply(bot, update, args):
 try:
  reply = bottools.methods.getTweetID(args[0], update.message.chat_id)
  two = bottools.methods.getTwo(update.message)
  otweet = twitools.getTweet(reply)
  sender = otweet.user.screen_name

  if not ("@%s" % sender.strip("@")) in [("@%s" % a.strip("@")) for a in args]:
   mentions = []

   for m in re.split('[^\w@]+', otweet.text):
    try:
     if m[0] == "@":
      mentions += [m]
    except:
     pass

   for m in mentions:
    if m in args or m =="@%s" % two.whoami().strip("@") or m == "@%s" % sender.strip("@"):
     mentions.remove(m)

  else:
   mentions = []

  if "@%s" % sender.strip("@") != "@%s" % two.whoami().strip("@"):
   first = ["@%s" % sender.strip("@")]
  else:
   try:
    first = [mentions[0]]
    mentions.remove(mentions[0])
   except:
    first = [""]

  pargs = first + args[1:] + mentions

 except:
  update.message.reply_text(bottools.strings.cantfind % args[0])
  raise

 bottools.methods.explicitTweet(bot, update, pargs, reply)

def retweet(bot, update, args):
 for tweet in args:
  try:
   tid = bottools.methods.getTweetID(tweet, update.message.chat_id)
   bottools.methods.getTwo(update.message).api.retweet(tid)
  except ValueError:
   update.message.reply_text(bottools.strings.cantfind % tweet)
  except tweepy.error.TweepError as e:
   bottools.methods.twoExceptions(e, update.message)

def like(bot, update, args):
 for tweet in args:
  try:
   tid = bottools.methods.getTweetID(tweet, update.message.chat_id)
   bottools.methods.getTwo(update.message).api.create_favorite(tid)
  except ValueError:
   update.message.reply_text(bottools.strings.cantfind % tweet)
  except tweepy.error.TweepError as e:
   bottools.methods.twoExceptions(e, update.message)

def tweet(bot, update):
 try:
  if dbtools.dbHelper().getTStatus(update.message.chat_id):
   bottools.methods.explicitTweet(bot, update, [update.message.text])
 except twepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)

# Timelines

def timeline(bot, update, args = [10]):
 try:
  count = int(args[0])
 except:
  count = 10
   
 db = dbtools.dbHelper()
 db.executeQuery("DELETE FROM timelines WHERE cid = %i;" % int(update.message.chat_id))
   
 try:
  i = 1
  two = bottools.methods.getTwo(update.message)
  
  for status in two.api.home_timeline(count=count):
   db.executeQuery("INSERT INTO timelines VALUES(%i, %i, %i);" % (update.message.chat_id, i, status.id))
   update.message.reply_text("Tweet %i:\n%s (@%s) at %s:\n%s" % (i, status.author.name, status.author.screen_name, status.created_at, html.unescape(status.text)))
   i += 1

 except tweepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)

 db.commit()

# Streaming

mentionstreams = {}

def makeStream(bot, cid):
 two = twitools.twoBotHelper(cid)
 stream = tweepy.Stream(auth = two.auth, listener = twitools.streaming.BotStreamListener(bot, cid))
 stream.filter(track=[two.whoami()], async=True)
 return stream
 
try:
 for u in dbtools.dbHelper().mentionsOn():
  mentionstreams[u] = makeStream(telegram.Bot(token=setuptools.token()), u)
except Exception as e:
 print(e)

def mentionstream(bot, update):
 global mentionstreams

 try:
  dbtools.dbHelper().toggleMentions(update.message.chat_id)

  if update.message.chat_id in mentionstreams:
   mentionstreams.pop(update.message.chat_id).disconnect()
   update.message.reply_text(bottools.strings.toggleMentions % bottools.strings.toggleTweetOff)
  else:
   mentionstreams[update.message.chat_id] = makeStream(bot, update.message.chat_id)
   update.message.reply_text(bottools.strings.toggleMentions % bottools.strings.toggleTweetOn)
 except tweepy.error.TweepError as e:
  bottools.methods.twoExceptions(e, update.message)

# Admin interaction

def togglebroadcasts(bot, update):
 try:
  update.message.reply_text(bottools.strings.toggleBroadcasts % (bottools.strings.toggleTweetOn if dbtools.dbHelper().toggleBroadcasts(update.message.chat_id) else bottools.strings.toggleTweetOff))
 except tweepy.error.TweepError as e:                                                                                                 
  bottools.methods.twoExceptions(e, update.message)

# Administrator

def isadmin(message):
 two = bottools.methods.getTwo(message)
 if two.whoami().strip("@") == setuptools.admin().strip("@"):
  return True
 return False

def restart(bot, update):
 if bottools.methods.isadmin(update.message):
  update.message.reply_text(bottools.strings.restart)
  time.sleep(0.5)
  os.execl(sys.executable, sys.executable, *sys.argv)
 else:
  bottools.methods.unknown(bot, update)

def broadcast(bot, update, args):
 if bottools.methods.isadmin(update.message):
  for u in dbtools.dbHelper().broadcastUsers():
   try:
    bot.sendMessage(chat_id = u, text = ' '.join(args))
   except:
    logging.exception("Could not send broadcast.")
 else:
  bottools.methods.unknown(bot, update)

def emergency(bot, update, args):
 if bottools.methods.isadmin(update.message):
  for u in dbtools.dbHelper().allUsers():
   try:
    bot.sendMessage(chat_id = u, text = ' '.join(args))
   except:
    logging.exception("Could not send emergency broadcast.")
 else:
  bottools.methods.unknown(bot, update)