import requests, json, time, os

# API Key from Telegram BotFather.
apikey = ''
# Key of your chat.
chatid = ''
# Keep a list of seen updates
updateids = [] # 
# List of functions we can run
functions = ['status', 'uptime', 'ping']

def listener():
    sendTelegram("STARTING SCRIPT: Ignore duplicate messages\n\n")
    while True:
        response = requests.get('https://api.telegram.org/bot' + apikey + '/GetUpdates', verify=True)
        responsejson = json.loads(response.content)
        print('\nNew Messages:')
        for x in responsejson['result']:
            # Check if we have seen this message
            if str(x['update_id']) in updateids: 
                continue # Then skip
            # Add a read message to internal DB
            updateids.append(str(x['update_id']))
            # Print new request to screen
            print(x['update_id'], x['message']['text']) 
            # assign message contents to message var
            message = x['message']['text']
            # Check if the function is programmed
            for x in functions:
                if x in message: runfunc(x)
        time.sleep(3) # Don't spam telegram API

def runfunc(torun):
    if torun == 'status': status()
    if torun == 'ping': ping()
        

def ping():
    statusmessage = 'Pong'
    sendTelegram(statusmessage)

def status():
    statusmessage = 'Script is running!'
    sendTelegram(statusmessage)
    

def sendTelegram(message):
    os.system("curl --silent -X POST https://api.telegram.org/bot" + apikey + "/sendMessage -d chat_id=" + chatid +" -d text=\""+ message +"\"")        

listener()