import codecs
import urllib.parse
import urllib.request
import configparser
import os.path
import http
import zlib
import json
import re
import base64
import time
import random

url = "www.vocabulary.com"
cookie = ""
secret = ""
config = configparser.ConfigParser()
mchoice = re.compile(r"nonce\=\"([^\"]+)(.|\n)+?word=\"([^\"]+).+?")
lastTime = time.time()


def rpost(path, body = None, method = "POST"):
	global cookie
	client = http.client.HTTPSConnection(url, 443)
	client.request(method, path, body = body, headers = {
		"User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:48.0) Gecko/20100101 Firefox/48.0",
		"Accept-Language": "en-US,en;q=0.5",
		"Accept": "application/json, text/javascript, */*; q=0.01",
		"Accept-Encoding": "gzip, deflate, br",
		"DNT": "1",
		"Cookie": cookie,
		"Referer": "https://www.vocabulary.com/lists/1329479/practice",
		"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
		"Connection": "keep-alive"
		})

	res = client.getresponse()
	data = res.read()
	if res.getheader("Content-Encoding") == "gzip":
		data = zlib.decompress(data, zlib.MAX_WBITS + 16)

	return data



def answer(a):
	global secret
	time.sleep(random.randint(1, 6))
	params = "a=" + a + "&t=" + "{:.0f}".format(time.time() * 1000) + "&rt=" + "{:.0f}".format((time.time() - lastTime) * 1000) + "&secret=" + urllib.parse.quote(secret, safe = "")
	res = rpost("/challenge/saveanswer.json", params)
	data = json.loads(res.decode("utf-8"))
	secret = data["secret"]

def start():
	global secret
	res = rpost("/challenge/start.json", "secret=" + urllib.parse.quote(secret, safe = "")
	data = json.loads(res.decode("utf-8"))
	secret = data["secret"]



def handleText(data):
	adata = base64.b64decode(data["adata"].encode("utf-8")).decode("utf-8")
	adata = codecs.encode(adata, "rot_13")
	adata = json.loads(adata)
	print("answering with word " + adata["acceptedAnswers"][0])
	answer(adata["acceptedAnswers"][0])

def handleP(data):
	adata = base64.b64decode(data["adata"].encode("utf-8")).decode("utf-8")
	adata = codecs.encode(adata, "rot_13")
	adata = json.loads(adata)
	ans = adata["nonces"][0]
	print("answering with word " + ans)
	answer(ans)

def reset():
	rpost("/lists/" + config["Main"]["wordlistid"] + "/reset", method = "GET")
	print("RESET")

def next():
	global secret
	res = rpost("/challenge/nextquestion.json", "secret=" + urllib.parse.quote(secret, safe = ""))
	print(res.decode("utf-8"))
	data = json.loads(res.decode("utf-8"))
	secret = data["secret"]

	# code = base64.b64decode(data["code"].encode("utf-8")).decode("utf-8")
	qtype = data["qtype"]
	print(qtype)
	if qtype == "T": # text box
		handleText(data)
	elif qtype == "S" or qtype == "P" or qtype == "F" or qtype == "A" or qtype == "D" or qtype == "L" or qtype == "H" or qtype == "I":
		handleP(data)
	elif qtype == "activityComplete":
		reset()
	else:
		print("COULD NOT ANSWER")


def main():
	global cookie
	config["Main"] = {"AWSELB": "blank", "JSESSIONID": "blank", "_asid": "blank", "autologin": "1", "guid": "blank", "tz": "America/New_York", "wordlistid": "1329479"}
	if not os.path.isfile("config.ini"):
		with open("config.ini", "w") as configfile:
			config.write(configfile)

	config.read("config.ini")
	cookie = "tz=" + config["Main"]["tz"] + "; _asid=" + config["Main"]["_asid"] + "; AWSELB=" + config["Main"]["AWSELB"] + "; JSESSIONID=" + config["Main"]["JSESSIONID"] + "; guid=" + config["Main"]["guid"] + "; autologin=" + config["Main"]["autologin"]
	print(cookie)
	start()

	while (True):
		next()
		print("ANSWERED")
		time.sleep(random.randint(1, 2))

main()