#Checks functions

from urllib.request import urlopen
from os import *
from subprocess import check_output
from platform import system as systemos, architecture
from wget import download
from Defs.Languages import *
import os
import ctypes

RED, GREEN, DEFAULT = '\033[91m', '\033[1;32m', '\033[0m'

installGetText()
languageSelector()


def checkConnection(host='http://duckduckgo.com'): #Connection check
    try:
        urlopen(host)
        print(_("{0}Successful connection!{1}").format(GREEN, DEFAULT))
        return True
    except:
        return False

if checkConnection() == False:
        print (_('''{1}
        _  _ . ___  ___  ___ _  _  {0}___ _  _ ___{1}
        |__| | ]  | ]  | |__ |\ |  {0}|__ \__/ |__{1}
        |  | | ]__| ]__| |__ | \|  {0}|__  ||  |__{1}

                    {0}[{1}!{0}]{1} Network error. Verify your connection.\n
''').format(RED, DEFAULT))
        exit(0)

def checkNgrok(): #Ngrok check
    if path.isfile('Server/ngrok') == False:  #Is Ngrok downloaded?
        print(_('[*] Downloading Ngrok...'))
        if 'Android' in str(check_output(('uname', '-a'))):
            filename = 'ngrok-stable-linux-arm.zip'
        else:
            ostype = systemos().lower()
            if architecture()[0] == '64bit':
                filename = 'ngrok-stable-{0}-amd64.zip'.format(ostype)
            else:
                filename = 'ngrok-stable-{0}-386.zip'.format(ostype)
        url = 'https://bin.equinox.io/c/4VmDzA7iaHb/' + filename
        download(url)
        system('unzip ' + filename)
        system('mv ngrok Server/ngrok')
        system('rm -Rf ' + filename)
        system('clear')

def checkPermissions():
        if systemos() == 'Linux':
            if os.getuid() == 0:
                print("{0}Permissions granted!".format(GREEN))
            else:
                raise PermissionError("{0}Permissions denied! Please run as '{1}sudo{0}'".format(RED, GREEN))
        elif systemos() == 'Windows':
            if ctypes.windll.shell32.IsUserAnAdmin() != 0:
                print("{0}Permissions granted!".format(GREEN))
            else:
                raise PermissionError("{0}Permissions denied! Please run as Administrator".format(RED))
        else:
            raise PermissionError("{0}Permissions denied! Unexpected platform".format(RED))