import requests
import md5
import json
import urllib
from collections import OrderedDict

class Textnow:

	API_URL = 'http://api.textnow.me/api2.0/'
	SIGN_KEY = 'f8ab2ceca9163724b6d126aea9620339'
	USER_AGENT = 'TextNow 5.15.0 (Android SDK built for x86; Android OS 5.1.1; en_US)'

	def __init__(self, TN_username, TN_password):
		self.TN_username = TN_username
		self.TN_password = TN_password
		self.Login = False
		self.username = None
		self.userInfo = None

	def genSignature(self, method, node, query):
		return md5.new("%s%s%s%s"%(self.SIGN_KEY, method, node, str(query).replace("\\\\", "\\"))).hexdigest() # Signature Pattern in GITHUB README

	def genJson(self, data):
		return json.dumps(data, sort_keys=False, separators=(',', ':'))

	def sendReq(self, method, url, sign, data=None):
		url = "%s%s"%(url, "&signature=" + sign)
		if method == "POST":
			if data == None:
				return requests.post(url, headers={'User-Agent':self.USER_AGENT}).json()
			return requests.post(url, data={'json':str(data).replace("\\\\", "\\")}, headers={'User-Agent':self.USER_AGENT}).json()

		if method == "PATCH":
			return requests.patch(url, data={'json':str(data).replace("\\\\", "\\")}, headers={'User-Agent':self.USER_AGENT}).text

		if method == "GET":
			return requests.get(url, headers={'User-Agent':self.USER_AGENT}).json()

	def login(self):
		# return if logged in
		if self.Login != False:
			return True

		node = "sessions"
		query = "?client_type=TN_ANDROID"

		loginData = OrderedDict([
			('password', self.TN_password),
			('username', self.TN_username),
			('esn', '00000000000000'),
			('os_version', '22'),
			('app_version', '5.15.0'),
			('iccid', '89014103211118510720')
			])
		jsonData = self.genJson(loginData)
		sign = self.genSignature("POST", node, query + jsonData)
		req = self.sendReq("POST", "%s%s%s"%(self.API_URL, node, query), sign, jsonData)
		if 'id' in req:
			self.Login = req['id'] # id like AUTH_KEY
			self.username = req['username']
			self.userInfo = self.getInfoAboutUser()
			return True
		else:
			return False

	def getInfoAboutUser(self):
		if self.Login == False:
			return False

		node = 'users/%s'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)
		sign = self.genSignature("GET", node, query)
		req = self.sendReq("GET", "%s%s%s"%(self.API_URL, node, query), sign)
		return req

	def getMessages(self, start_message_id = 1, page_size = 30, get_all = 1):
		if self.Login == False:
			return False

		node = 'users/%s/messages'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s&get_all=%s&page_size=%s&start_message_id=%s'%(self.Login, get_all, page_size, start_message_id)
		sign = self.genSignature("GET", node, query)
		req = self.sendReq("GET", "%s%s%s"%(self.API_URL, node, query), sign)
		return req

	def getWallet(self):
		if self.Login == False:
			return False

		node = 'users/%s/wallet'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)
		sign = self.genSignature("GET", node, query)
		req = self.sendReq("GET", "%s%s%s"%(self.API_URL, node, query), sign)
		return req

	def sendMessage(self, number, msg):
		# return if logged in
		if self.Login == False:
			return False

		node = 'users/%s/messages'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)

		msgData = OrderedDict([
			('from_name', self.userInfo['first_name']),
			('contact_type', '2'),
			('contact_value', '+%s'%(number)),
			('message', msg.replace("/", "\/")),
			('to_name', '')
			])
		jsonData = self.genJson(msgData)
		sign = self.genSignature("POST", node, query + jsonData)
		req = self.sendReq("POST", "%s%s%s"%(self.API_URL, node, query), sign, jsonData)
		return req['id']

	def changeFullName(self, first_name, last_name):
		# return if logged in
		if self.Login == False:
			return False

		node = 'users/%s'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)

		msgData = OrderedDict([
			('first_name', first_name),
			('last_name', last_name)
			])
		jsonData = self.genJson(msgData)
		sign = self.genSignature("PATCH", node, query + jsonData)
		req = self.sendReq("PATCH", "%s%s%s"%(self.API_URL, node, query), sign, jsonData)
		if req == "[]":
			return True
		else:
			return False

	def changeEmail(self, email):
		# return if logged in
		if self.Login == False:
			return False

		node = 'users/%s'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)

		msgData = OrderedDict([
			('email', email)
			])
		jsonData = self.genJson(msgData)
		sign = self.genSignature("PATCH", node, query + jsonData)
		req = self.sendReq("PATCH", "%s%s%s"%(self.API_URL, node, query), sign, jsonData)
		if req == "[]":
			return True
		else:
			return False

	def changePassword(self, old_password, new_password):
		# return if logged in
		if self.Login == False:
			return False

		node = 'users/%s'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)

		msgData = OrderedDict([
			('old_password', old_password),
			('password', new_password)
			])
		jsonData = self.genJson(msgData)
		sign = self.genSignature("PATCH", node, query + jsonData)
		req = self.sendReq("PATCH", "%s%s%s"%(self.API_URL, node, query), sign, jsonData)
		if req == "[]":
			return True
		else:
			return False

	def resendVerifyEmail(self):
		# return if logged in
		if self.Login == False:
			return False

		node = 'users/%s/email'%(self.username)
		query = '?client_type=TN_ANDROID&client_id=%s'%(self.Login)
		sign = self.genSignature("POST", node, query)
		req = self.sendReq("POST", "%s%s%s"%(self.API_URL, node, query), sign)
		return req

EMAIL = "pjssm622@gmail.com" # Textnow Account EMAIL
PASSWORD = "Aa120477491" # Textnow Account PASSWORD


TN = Textnow(EMAIL, PASSWORD)
TN.login()
msgSend = TN.sendMessage("17328583016", "Message")
if msgSend != False: # Send Message
  print "Message sent. ID: %s"%(msgSend)
# print TN.userInfo