from functools import partial

from playwright.async_api import async_playwright

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

log = get_logger(__name__)

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

TAG = "CDNTV"

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

API_FILE = Cache(f"{TAG.lower()}-api.json", exp=19_800)

API_URL = "https://api.cdn-live.tv/api/v1/events/sports"


async def get_events(cached_keys: list[str]) -> list[dict[str, str]]:
    events = []

    if not (api_data := API_FILE.load(per_entry=False)):
        log.info("Refreshing API cache")

        api_data = {}

        if r := await network.request(
            API_URL,
            log=log,
            params={"user": "cdnlivetv", "plan": "free"},
        ):
            api_data: dict = r.json()

        API_FILE.write(api_data)

    if not (data := api_data.get("cdn-live-tv")):
        return events

    now = Time.clean(Time.now())

    start_dt = now.delta(minutes=-30)
    end_dt = now.delta(minutes=30)

    sports = [key for key in data.keys() if not key.islower()]

    for sport in sports:
        event_info = data[sport]

        for event in event_info:
            t1, t2 = event["awayTeam"], event["homeTeam"]

            name = f"{t1} vs {t2}"

            league = event["tournament"]

            if f"[{league}] {name} ({TAG})" in cached_keys:
                continue

            event_dt = Time.from_str(event["start"], timezone="UTC")

            if not start_dt <= event_dt <= end_dt:
                continue

            channels: list[str] = [channel["url"] for channel in event["channels"]]

            # if not (
            #     link := (
            #         channels[0]
            #         if len(channels) == 1
            #         else await network.get_base(channels)
            #     )
            # ):
            #     continue

            link = channels[0]

            events.append(
                {
                    "sport": league,
                    "event": name,
                    "link": link,
                    "timestamp": event_dt.timestamp(),
                }
            )

    return events


async def scrape() -> None:
    cached_urls = CACHE_FILE.load()

    cached_count = len(cached_urls)

    urls.update(cached_urls)

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

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

    events = await get_events(cached_urls.keys())

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

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

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

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

                    if url:
                        sport, event, ts, link = (
                            ev["sport"],
                            ev["event"],
                            ev["timestamp"],
                            ev["link"],
                        )

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

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

                        entry = {
                            "url": url,
                            "logo": logo,
                            "base": link,
                            "timestamp": ts,
                            "id": tvg_id or "Live.Event.us",
                            "link": link,
                        }

                        urls[key] = cached_urls[key] = entry

            finally:
                await browser.close()

    if new_count := len(cached_urls) - 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)