187 lines
7.7 KiB
Python
187 lines
7.7 KiB
Python
import asyncio
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import logging
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import random
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import aiohttp
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from cachetools import TTLCache
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from cachetools_async import cached
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import config
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from movies.classes import Movie, TVShow, Season, Episode
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_BASE_API_URL = "https://api.themoviedb.org/3"
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_BASE_IMAGE_URL = None
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_TMDB_REQUEST_SEMAPHORE = asyncio.Semaphore(config.TMDB_CONCURRENT_REQUESTS_LIMIT)
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async def _make_tmdb_request(session: aiohttp.ClientSession, url: str, params: dict = None) -> dict:
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async with _TMDB_REQUEST_SEMAPHORE:
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headers = {
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"Authorization": f"Bearer {config.TMDB_API_KEY}",
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"Accept": "application/json"
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}
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request_params = {"language": config.TMDB_LANG, **(params or {})}
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try:
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async with session.get(url=url, headers=headers, params=request_params) as response:
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response.raise_for_status()
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return await response.json()
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except aiohttp.ClientResponseError as e:
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logging.error("TMDB request failed for %s: Status %s, Response: %s", url, e.status, e.message)
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raise
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except aiohttp.ClientError as e:
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logging.error("Network error during TMDB request for %s: %s", url, e)
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raise
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async def _get_client_session() -> aiohttp.ClientSession:
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proxy = random.choice(config.PROXIES) if config.PROXIES else None
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return aiohttp.ClientSession(proxy=proxy)
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@cached(TTLCache(maxsize=config.CACHE_MAXSIZE, ttl=config.CACHE_TTL))
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async def _fetch_tmdb_configuration():
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global _BASE_IMAGE_URL
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logging.info("Fetching TMDB configuration data")
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async with await _get_client_session() as session:
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response_json = await _make_tmdb_request(session, f"{_BASE_API_URL}/configuration")
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_BASE_IMAGE_URL = response_json["images"]["base_url"]
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@cached(TTLCache(maxsize=config.CACHE_MAXSIZE, ttl=config.CACHE_TTL))
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async def _fetch_movie(movie: Movie) -> Movie:
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logging.info("Fetching movie data for TMDB ID: %s", movie.tmdb_id)
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async with await _get_client_session() as session:
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response_json = await _make_tmdb_request(session, f"{_BASE_API_URL}/movie/{movie.tmdb_id}")
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return Movie(
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tmdb_id=movie.tmdb_id,
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file_size=movie.file_size,
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file_url=movie.file_url,
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title=response_json.get("title", movie.title),
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budget=response_json.get("budget"),
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runtime=response_json.get("runtime"),
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vote_average=response_json.get("vote_average"),
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adult=response_json.get("adult"),
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og_title=response_json.get("original_title"),
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homepage=response_json.get("homepage"),
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poster_url=f"{_BASE_IMAGE_URL}original{response_json['poster_path']}" if response_json.get(
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"poster_path") else None,
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backdrop_url=f"{_BASE_IMAGE_URL}original{response_json['backdrop_path']}" if response_json.get(
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"backdrop_path") else None,
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release_date=response_json.get("release_date"),
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genres=tuple(sorted([genre["name"].capitalize() for genre in response_json.get("genres", [])], key=len)),
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)
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async def _fetch_tv_season_data(session: aiohttp.ClientSession, tv_show_id: int, season_number: int) -> dict:
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logging.debug("Fetching season %s data for TV show TMDB ID: %s", season_number, tv_show_id)
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return await _make_tmdb_request(session, f"{_BASE_API_URL}/tv/{tv_show_id}/season/{season_number}")
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@cached(TTLCache(maxsize=config.CACHE_MAXSIZE, ttl=config.CACHE_TTL))
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async def _fetch_tv_show(tv_show: TVShow) -> TVShow:
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logging.info("Fetching TV show data for TMDB ID: %s", tv_show.tmdb_id)
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async with await _get_client_session() as session:
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tv_response_json = await _make_tmdb_request(session, f"{_BASE_API_URL}/tv/{tv_show.tmdb_id}")
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season_tasks = [
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_fetch_tv_season_data(session, tv_show.tmdb_id, season.season_number)
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for season in tv_show.seasons
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]
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seasons_data_jsons = await asyncio.gather(*season_tasks)
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raw_seasons_map = {s.season_number: s for s in tv_show.seasons}
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processed_seasons_list = []
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for season_response_json in seasons_data_jsons:
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season_number = season_response_json["season_number"]
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raw_season = raw_seasons_map.get(season_number)
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if not raw_season:
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logging.warning("Skipping season %s for TV show %s as it's not in raw data.", season_number,
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tv_show.tmdb_id)
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continue
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raw_episodes_map = {e.episode_number: e for e in raw_season.episodes}
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processed_episodes = []
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for episode_response_json in season_response_json.get("episodes", []):
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episode_number = episode_response_json["episode_number"]
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raw_episode = raw_episodes_map.get(episode_number)
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if not raw_episode:
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logging.warning("Skipping episode %s:%s for TV show %s as it's not in raw data.",
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season_number, episode_number, tv_show.tmdb_id)
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continue
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processed_episodes.append(Episode(
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episode_number=episode_number,
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season_number=season_number,
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runtime=episode_response_json.get("runtime"),
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vote_average=episode_response_json.get("vote_average"),
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title=episode_response_json.get("name", str(episode_number)),
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file_url=raw_episode.file_url,
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episode_type=episode_response_json.get("episode_type"),
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release_date=episode_response_json.get("air_date"),
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))
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processed_seasons_list.append(Season(
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season_number=season_number,
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episodes_count=len(processed_episodes),
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vote_average=season_response_json.get("vote_average"),
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title=season_response_json.get("name", str(season_number)),
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poster_url=f"{_BASE_IMAGE_URL}original{season_response_json['poster_path']}" if season_response_json.get(
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"poster_path") else None,
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release_date=season_response_json.get("air_date"),
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episodes=tuple(processed_episodes)
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))
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processed_seasons_list.sort(key=lambda s: s.season_number)
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return TVShow(
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tmdb_id=tv_show.tmdb_id,
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number_of_episodes=tv_show.number_of_episodes,
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number_of_seasons=len(processed_seasons_list),
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vote_average=tv_response_json.get("vote_average"),
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adult=tv_response_json.get("adult"),
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title=tv_response_json.get("name"),
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og_title=tv_response_json.get("original_name"),
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homepage=tv_response_json.get("homepage"),
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poster_url=f"{_BASE_IMAGE_URL}original{tv_response_json['poster_path']}" if tv_response_json.get(
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"poster_path") else None,
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backdrop_url=f"{_BASE_IMAGE_URL}original{tv_response_json['backdrop_path']}" if tv_response_json.get(
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"backdrop_path") else None,
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release_date=tv_response_json.get("first_air_date"),
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in_production=tv_response_json.get("in_production"),
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seasons=tuple(processed_seasons_list),
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genres=tuple(sorted([genre["name"].capitalize() for genre in tv_response_json.get("genres", [])], key=len)),
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)
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async def _fetch_data(content: Movie | TVShow) -> Movie | TVShow:
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logging.info("Fetching data for %s: %s", content.type, content.tmdb_id)
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match content.type:
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case "movie":
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return await _fetch_movie(content)
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case "tv":
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return await _fetch_tv_show(content)
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case _:
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raise TypeError(f"Unknown content type: {content.type}")
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async def fetch_all_data(contents: list[Movie | TVShow]) -> list[Movie | TVShow]:
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logging.info("Fetching data for %s contents", len(contents))
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await _fetch_tmdb_configuration()
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tasks = [_fetch_data(content) for content in contents]
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return await asyncio.gather(*tasks)
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