import os
import sys
import time
import traceback
import ac
import socket
import re
from threading import Thread

HOST = "irc.chat.twitch.tv"              # the Twitch IRC server
PORT = 6667                         # always use port 6667!
NICK = "Ligneel"            # your Twitch username, lowercase
PASS = "" # your Twitch OAuth token
CHAN = "#ligneel"                   # the channel you want to join
RATE = (20/30)

CHAT_MSG=re.compile(r"^:\w+!\w+@\w+\.tmi\.twitch\.tv PRIVMSG #\w+ :")
APP_NAME = 'Twitch chat'
PATH_APP = os.path.dirname(__file__)
messageLabel = []
messageList = ['-','-','-','-','-','-','-','-','-','-']

#for d in ('third_party', 'stdlib64'):
    #sys.path.insert(0, os.path.join(PATH_APP, d))
    #os.environ['PATH'] += ';.'
def acMain(ac_version):
    global appWindow,messageLabel,messageList,s
    appWindow=ac.newApp(APP_NAME)
    ac.setSize(appWindow,600,300)
    ac.drawBorder(appWindow,0)
    ac.setBackgroundOpacity(appWindow,0)
    s = socket.socket()
    s.connect((HOST, PORT))
    s.send("PASS {}\r\n".format(PASS).encode("utf-8"))
    s.send("NICK {}\r\n".format(NICK).encode("utf-8"))
    s.send("JOIN {}\r\n".format(CHAN).encode("utf-8"))
    s.setblocking(False)

    for i in range(0,10):
        ac.console(str(i))
        messageLabel.append(ac.addLabel(appWindow,messageList[i]))
        ac.setPosition(messageLabel[i],15,(i*20)+30)
    input_text = ac.addTextInput(appWindow,"")
    ac.setPosition(input_text,15,(11*20)+30)
    ac.setSize(input_text,555,20)
    ac.addOnValidateListener(input_text,onSendMessage)
    return APP_NAME
def onSendMessage(message):
    global s
    s.send("PRIVMSG {} :{}\r\n".format(CHAN, message).encode("utf-8"))
    messageList.append(NICK+": "+message)
    messageList.pop(0)
    for i in range(0,10):
        ac.setText(messageLabel[i], "{}".format(messageList[i]))
def splitMessage(mess,user):
    userlen = len(user)+2
    splitted = []
    length_sup = True
    rest_mess = mess
    while length_sup == True:
        if len(rest_mess) > (64-userlen):
            split_mess = rest_mess[0:64]
            rest_mess = rest_mess[64:]
            splitted.append(user+': '+split_mess)
        else:
            if rest_mess.strip() != "":
                splitted.append(user+': '+rest_mess)
            length_sup = False
    return splitted


def acUpdate(deltaT):
    global messageList,messageLabel,s
    try:
        response = s.recv(1024).decode("utf-8")
        if response == "PING :tmi.twitch.tv\r\n":
            s.send("PONG :tmi.twitch.tv\r\n".encode("utf-8"))
        elif response != None:
            result = re.search(CHAT_MSG, response)
            if result != None:
                result = result.group(0)
                username = re.search(r"\w+", response).group(0) # return the entire match
                message = CHAT_MSG.sub("", response)
                message_ready = splitMessage(message,username)
                for i in message_ready:
                    messageList.append(i)
                    messageList.pop(0)
                for i in range(0,10):
                    ac.setText(messageLabel[i], "{}".format(messageList[i]))
    except:
        pass