from bs4 import BeautifulSoup
import requests
import time
import sys

api_token = '1437509413:AAHyyA5tnDW4cJm2SAdj1655YAwbuGQVuNU'
channel_name = '@kaktusdobijecka'
devlog_channel_name = -1001399814968
path = 'https://api.telegram.org/bot%s/sendMessage' % api_token
kaktus = 'https://www.mujkaktus.cz/novinky'

def last_text(text):
    with open('/home/saitama/kaktus_bot/last.txt', 'r+', encoding='utf-8') as f:
        if f.read() == text:
            return True
        else:
            f.seek(0)
            f.truncate(0)
            f.write(text)
            return False

def report_bug(text):
    params = {
        'chat_id': devlog_channel_name,
        'text': text,
    }

    r = requests.get(path, params=params)
    print(r)

def send_to_telegram(text):
    params = {
        'chat_id': channel_name,
        'text': text,
    }

    r = requests.get(path, params=params)
    if r.status_code != 200:
        print('Failed to send, response:')
        print(r.content)
    else:
        print('Sent successfully!')

try:
    print('Checking for new messages... ', end='')
    text = requests.get(kaktus).text
    bs = BeautifulSoup(text, 'html.parser')
    entries = bs.find_all("div", {"class": "journal-content-article"})

    entry = entries[0]
    split = entry.text.split('\n')
    split = [_ for _ in split if _ and _ != 'Sdílet na Facebooku']
    text = '\n\n'.join(split)

    if not last_text(text):
        print('found!')
        send_to_telegram(text)
    else:
        print('not found.')
        
except Exception as e:
    error_text = repr(e)
    print(error_text, 'RESTARTING SERVICE')
    while True:
        try:
            report_bug(error_text)
        except Exception as ex:
            print(repr(ex))
            print('failed to send error report, trying again...')
            time.sleep(5)
        else:
            break