import requests
import asyncio
from bs4 import BeautifulSoup

global url_uztracker
url_uztracker = "https://uztracker.net/tracker.php?nm="

async def init_uztracker():
    global up
    global soup
    try:
        response = requests.get(url_uztracker)
        up = True
    except requests.exceptions.RequestException as e:
        print(f"\nRequest Exception on {url_uztracker}:")
        print(e)
        print("\nIs the Site down?")
        up = False

asyncio.run(init_uztracker())

def scrape_uztracker(search, debug, max_results=450):
    if up:
        result = False
        global results
        global resulttitles
        results = [] 
        resulttitles = []

        per_page = 50

        for start in range(0, max_results, per_page):
            search_url = url_uztracker + search + f"&start={start}"
            if debug:
                print(search_url)

            try:
                resultCount = 0
                response = requests.get(search_url)
                response.raise_for_status()
                soup = BeautifulSoup(response.text, 'html.parser')
                links = soup.find_all('a', class_="genmed tLink", href=lambda x: x and x.startswith('./viewtopic'))
                for link in links:
                    if link.b:
                        resultCount += 1
                        results.append(link['href'])
                        resulttitles.append(link.b.text)
                        result = True
                        
                if resultCount == 0:
                    # add popup in gui for no result
                    break
                
            except requests.RequestException as e:
                if result:
                    print(f"Failed to fetch {search_url}: {e}")
                return None

        else:
            print("Error: Uztracker down")
            return None, None

        if not results:
            return None, None

        return resulttitles, results

def get_post_title(post_url, debug):
    if up:
        response = requests.get(post_url)
        soup = BeautifulSoup(response.text, 'html.parser')
        maintitle = soup.find(class_='tt-text')
        if maintitle:
            return maintitle.text
        else:
            if debug:
                print("Program not found")
    else:
        print("Error: Uztracker down")
        return None   

    

# What x and x.startswith('magnet:') Does
# x - check if x exists (not None/empty)
# and - if x exists, THEN check the next part
# x.startswith('magnet:') - does x start with "magnet:"?