import requests
import re
import html

from telegram import Update
from telegram.ext import CallbackContext

urls = {
    "codinglove": "https://thecodinglove.com/",
    "wikihow": "https://de.wikihow.com/Spezial:Randomizer"
}


def send_coding_love_gif(update: Update, context: CallbackContext):
    random_url = re.search('href="(.*)".*\n.*\n.*random\( \)', requests.get(urls["codinglove"]).text).group(1)

    random_page_content = requests.get(random_url)
    random_page_content.encoding = 'utf-8'
    random_page_content = html.unescape(random_page_content.text)

    caption = re.search('blog-post-title">(.*)</h1>', random_page_content).group(1)

    gif_match = re.search('data="(.*)" type="image/gif"', random_page_content)
    if gif_match is None:
        gif_match = re.search('og:image" content="(.*)"', random_page_content)

    if gif_match:
        gif_url = gif_match.group(1)
        context.bot.send_animation(chat_id=update.message.chat_id, animation=gif_url, caption=caption)

    else:
        update.message.reply_text("Error fetching image: {}  ¯\_(ツ)_/¯".format(random_url))


def send_wiki_how_article(update: Update, context: CallbackContext):
    random_howto = requests.get(urls["wikihow"])
    howto_title = re.search('<title>(.*)</title>', random_howto.text).group(1)
    howto_url = re.search('<link rel="canonical" href="(.*)".*/>', random_howto.text).group(1)
    update.message.reply_text(howto_title + "\n" + howto_url)