import asyncio
from aiohttp import ClientSession
from datetime import date
from logging import getLogger
from typing import Awaitable, Callable, Dict, List, Optional, Any, TypeVar
from itertools import accumulate, zip_longest

from providers.utils import ProviderError
from matcher.cache import cache

from ..provider import Provider
from ..types.movie import Movie, MovieTranslation, Status as MovieStatus
from ..types.season import Season, SeasonTranslation
from ..types.episode import Episode, EpisodeTranslation, PartialShow, EpisodeID
from ..types.studio import Studio
from ..types.genre import Genre
from ..types.metadataid import MetadataID
from ..types.show import Show, ShowTranslation, Status as ShowStatus
from ..types.collection import Collection, CollectionTranslation

logger = getLogger(__name__)


class AniList(Provider):
	def __init__(
		self,
		languages: list[str],
		client: ClientSession,
		api_key: str,
	) -> None:
		super().__init__()
		self._languages = languages
		self._client = client
		self.base = "https://graphql.anilist.co"
		self.api_key = api_key
		self._genre_map = {
			"Action": Genre.ACTION,
			"Adventure": Genre.ADVENTURE,
			"Comedy": Genre.COMEDY,
			"Drama": Genre.DRAMA,
			"Ecchi": None,
			"Fantasy": Genre.FANTASY,
			"Hentai": None,
			"Horror": Genre.HORROR,
			"Mahou Shoujo": None,
			"Mecha": None,
			"Music": Genre.MUSIC,
			"Mystery": Genre.MYSTERY,
			"Psychological": None,
			"Romance": Genre.ROMANCE,
			"Sci-Fi": Genre.SCIENCE_FICTION,
			"Slice of Life": None,
			"Sports": None,
			"Supernatural": None,
			"Thriller": Genre.THRILLER,
		}

	@property
	def name(self) -> str:
		return "anilist"

	async def get(self, query: str, **variables: Optional[str]):
		async with self._client.post(
			self.base, json={"query": query, "variables": variables}
		) as r:
			r.raise_for_status()
			return await r.json()

	async def query_anime(self, id: Optional[str], search: Optional[str]) -> Show:
		query = """
		{
		  Media(id: $id, search: $search, type: ANIME, format_not: MOVIE) {
		    id
		    idMal
		    title {
		      romaji
		      english
		      native
		    }
		    description(asHtml: false)
			status
		    startDate {
		      year
		      month
		      day
		    }
		    endDate {
		      year
		      month
		      day
		    }
		    countryOfOrigin
		    trailer {
		      id
		      site
		    }
		    coverImage {
		      extraLarge
		    }
		    bannerImage
		    genres
		    synonyms
		    averageScore
		    tags {
		      name
		      isMediaSpoiler
		      isGeneralSpoiler
		    }
		    studios(isMain: true) {
		      nodes {
		        id
		        name
		        siteUrl
		      }
		    }
		    relations {
		      edges {
		        id
		        relationType
		        node {
		          id
		          title {
		            romaji
		            english
		            native
		          }
		        }
		      }
		    }
		  }
		}
		"""
		ret = await self.get(query, id=id, search=search)
		return Show(
			translations={
				"en": ShowTranslation(
					name=ret["titles"]["romaji"],
					tagline=None,
					# TODO: unmarkdown the desc
					overview=ret["description"],
					# TODO: add spoiler tags
					tags=[
						x["name"]
						for x in ret["tags"]
						if not x["isMediaSpoiler"] and not x["isGeneralSpoiler"]
					]
					+ [
						x
						for x in ret["genres"]
						if x not in self._genre_map or self._genre_map[x] is None
					],
					posters=[ret["coverImage"]["extraLarge"]],
					logos=[],
					thumbnails=[],
					trailers=[f"https://youtube.com/watch?q={ret['trailer']['id']}"]
					if ret["trailer"]["site"] == "youtube"
					else [],
				)
			},
			original_language=ret["countryOfOrigin"],
			aliases=[ret["titles"]["english"], ret["titles"]["native"]],
			start_air=date(
				year=ret["startDate"]["year"],
				month=ret["startDate"]["month"],
				day=ret["startDate"]["day"],
			),
			end_air=date(
				year=ret["endDate"]["year"],
				month=ret["endDate"]["month"],
				day=ret["endDate"]["day"],
			),
			status=ShowStatus.FINISHED
			if ret["status"] == "FINISHED"
			else ShowStatus.AIRING,
			rating=ret["averageScore"],
			genres=[self._genre_map[x] for x in ret["genres"] if x in self._genre_map],
			studios=[
				Studio(
					name=x["name"],
					external_id={
						self.name: MetadataID(x["id"], x["siteUrl"]),
					},
				)
				for x in ret["studios"]["nodes"]
			],
			external_id={
				self.name: MetadataID(ret["id"], ret["siteUrl"]),
				"mal": MetadataID(
					ret["idMal"], f"https://myanimelist.net/anime/{ret['idMal']}"
				),
				# TODO: add anidb id (needed for xem lookup and scrubbing)
			},
			seasons=[],
		)

	async def query_movie(
		self,
		*,
		id: Optional[str] = None,
		search: Optional[str] = None,
		year: Optional[int] = None,
	) -> Movie:
		query = """
		{
		  Media(id: $id, search: $search, type: ANIME, format: MOVIE, seasonYear: $year) {
		    title {
		      romaji
		      english
		      native
		    }
		    description(asHtml: false)
			status
		    startDate {
		      year
		      month
		      day
		    }
		    countryOfOrigin
		    trailer {
		      id
		      site
		    }
		    coverImage {
		      extraLarge
		    }
		    bannerImage
		    genres
		    synonyms
		    averageScore
		    tags {
		      name
		      isMediaSpoiler
		      isGeneralSpoiler
		    }
		    studios(isMain: true) {
		      nodes {
		        id
		        name
		        siteUrl
		      }
		    }
		  }
		}
		"""
		ret = await self.get(query, id=id, search=search)
		return Movie(
			translations={
				"en": MovieTranslation(
					name=ret["titles"]["romaji"],
					tagline=None,
					# TODO: unmarkdown the desc
					overview=ret["description"],
					# TODO: add spoiler tags
					tags=[
						x["name"]
						for x in ret["tags"]
						if not x["isMediaSpoiler"] and not x["isGeneralSpoiler"]
					]
					+ [
						x
						for x in ret["genres"]
						if x not in self._genre_map or self._genre_map[x] is None
					],
					posters=[ret["coverImage"]["extraLarge"]],
					logos=[],
					thumbnails=[],
					trailers=[f"https://youtube.com/watch?q={ret['trailer']['id']}"]
					if ret["trailer"]["site"] == "youtube"
					else [],
				)
			},
			original_language=ret["countryOfOrigin"],
			aliases=[ret["titles"]["english"], ret["titles"]["native"]],
			air_date=date(
				year=ret["startDate"]["year"],
				month=ret["startDate"]["month"],
				day=ret["startDate"]["day"],
			),
			status=MovieStatus.FINISHED
			if ret["status"] == "FINISHED"
			else MovieStatus.PLANNED,
			rating=ret["averageScore"],
			runtime=ret["runtime"],
			genres=[self._genre_map[x] for x in ret["genres"] if x in self._genre_map],
			studios=[
				Studio(
					name=x["name"],
					external_id={
						self.name: MetadataID(x["id"], x["siteUrl"]),
					},
				)
				for x in ret["studios"]["nodes"]
			],
			external_id={
				self.name: MetadataID(ret["id"], ret["siteUrl"]),
				"mal": MetadataID(
					ret["idMal"], f"https://myanimelist.net/anime/{ret['idMal']}"
				),
				# TODO: add anidb id (needed for xem lookup and scrubbing)
			},
		)

	async def search_movie(self, name: str, year: Optional[int]) -> Movie:
		return await self.query_movie(search=name, year=year)

	async def search_episode(
		self,
		name: str,
		season: Optional[int],
		episode_nbr: Optional[int],
		absolute: Optional[int],
		year: Optional[int],
	) -> Episode:
		raise NotImplementedError

	async def identify_movie(self, movie_id: str) -> Movie:
		return await self.query_movie(id=movie_id)

	async def identify_show(self, show_id: str) -> Show:
		raise NotImplementedError

	async def identify_season(self, show_id: str, season: int) -> Season:
		raise NotImplementedError

	async def identify_episode(
		self, show_id: str, season: Optional[int], episode_nbr: int, absolute: int
	) -> Episode:
		raise NotImplementedError

	async def identify_collection(self, provider_id: str) -> Collection:
		raise NotImplementedError

	async def get_expected_titles(self) -> list[str]:
		return []