import asyncio
from functools import partial

import httpx
from playwright.async_api import async_playwright
from selectolax.parser import HTMLParser

from .utils import Cache, Time, get_logger, leagues, network

log = get_logger(__name__)

urls: dict[str, dict[str, str | float]] = {}

TAG = "STRMHUB"

CACHE_FILE = Cache(f"{TAG.lower()}.json", exp=10_800)

BASE_URL = "https://streamhub.pro/live-now"


CATEGORIES = {
    "Soccer": "sport_68c02a4464a38",
    "American Football": "sport_68c02a4465113",
    # "Baseball": "sport_68c02a446582f",
    "Basketball": "sport_68c02a4466011",
    # "Cricket": "sport_68c02a44669f3",
    "Hockey": "sport_68c02a4466f56",
    "MMA": "sport_68c02a44674e9",
    "Racing": "sport_68c02a4467a48",
    # "Rugby": "sport_68c02a4467fc1",
    # "Tennis": "sport_68c02a4468cf7",
    # "Volleyball": "sport_68c02a4469422",
}


async def get_html_data(client: httpx.AsyncClient, sport: str) -> bytes:
    try:
        r = await client.get(BASE_URL, params={"sport_id": sport})
        r.raise_for_status()
    except Exception as e:
        log.error(f'Failed to fetch "{BASE_URL}": {e}')

        return b""

    return r.content


async def get_events(
    client: httpx.AsyncClient, cached_keys: set[str]
) -> list[dict[str, str]]:

    tasks = [get_html_data(client, sport) for sport in CATEGORIES.values()]

    results = await asyncio.gather(*tasks)

    soups = [HTMLParser(html) for html in results]

    events = []

    for soup in soups:
        for section in soup.css(".events-section"):
            if not (sport_node := section.css_first(".section-titlte")):
                continue

            sport = sport_node.text(strip=True)

            logo = section.css_first(".league-icon img").attributes.get("src")

            for event in section.css(".section-event"):
                event_name = "Live Event"

                if teams := event.css_first(".event-competitors"):
                    home, away = teams.text(strip=True).split("vs.")

                    event_name = f"{away} vs {home}"

                if not (event_button := event.css_first("div.event-button a")) or not (
                    href := event_button.attributes.get("href")
                ):
                    continue

                key = f"[{sport}] {event_name} ({TAG})"

                if cached_keys & {key}:
                    continue

                events.append(
                    {
                        "sport": sport,
                        "event": event_name,
                        "link": href,
                        "logo": logo,
                    }
                )

    return events


async def scrape(client: httpx.AsyncClient) -> None:
    cached_urls = CACHE_FILE.load()
    valid_urls = {k: v for k, v in cached_urls.items() if v["url"]}
    valid_count = cached_count = len(valid_urls)
    urls.update(valid_urls)

    log.info(f"Loaded {cached_count} event(s) from cache")

    log.info(f'Scraping from "{BASE_URL}"')

    events = await get_events(client, set(cached_urls.keys()))

    log.info(f"Processing {len(events)} new URL(s)")

    if events:
        now = Time.now().timestamp()

        async with async_playwright() as p:
            browser, context = await network.browser(p)

            for i, ev in enumerate(events, start=1):
                handler = partial(
                    network.process_event,
                    url=ev["link"],
                    url_num=i,
                    context=context,
                    timeout=5,
                    log=log,
                )

                url = await network.safe_process(
                    handler,
                    url_num=i,
                    log=log,
                )

                sport, event, logo, link = (
                    ev["sport"],
                    ev["event"],
                    ev["logo"],
                    ev["link"],
                )

                key = f"[{sport}] {event} ({TAG})"

                tvg_id, pic = leagues.get_tvg_info(sport, event)

                entry = {
                    "url": url,
                    "logo": logo or pic,
                    "base": "https://storytrench.net/",
                    "timestamp": now,
                    "id": tvg_id or "Live.Event.us",
                    "link": link,
                }

                cached_urls[key] = entry

                if url:
                    valid_count += 1
                    urls[key] = entry

            await browser.close()

    if new_count := valid_count - cached_count:
        log.info(f"Collected and cached {new_count} new event(s)")
    else:
        log.info("No new events found")

    CACHE_FILE.write(cached_urls)