from fastapi import APIRouter, Depends, HTTPException, Query
from typing import List, Optional
import logging
import pydantic

from ..db_engine import db, Player, model_to_dict, chunked
from ..dependencies import oauth2_scheme, valid_token

router = APIRouter(
    prefix='/api/v3/players',
    tags=['players']
)


class PlayerModel(pydantic.BaseModel):
    name: str
    wara: float
    image: str
    image2: Optional[str] = None
    team_id: int
    season: int
    pitcher_injury: Optional[int] = None
    pos_1: str
    pos_2: Optional[str] = None
    pos_3: Optional[str] = None
    pos_4: Optional[str] = None
    pos_5: Optional[str] = None
    pos_6: Optional[str] = None
    pos_7: Optional[str] = None
    pos_8: Optional[str] = None
    last_game: Optional[str] = None
    last_game2: Optional[str] = None
    il_return: Optional[str] = None
    demotion_week: Optional[int] = None
    strat_code: Optional[str] = None
    bbref_id: Optional[str] = None
    injury_rating: Optional[str] = None


class PlayerList(pydantic.BaseModel):
    players: List[PlayerModel]


@router.get('')
async def get_players(
        season: Optional[int], team_id: list = Query(default=None), pos: list = Query(default=None),
        is_injured: Optional[bool] = None, sort: Optional[str] = None):
    logging.info(f'team_id: {team_id}')

    all_players = Player.select_season(season)

    if team_id is not None:
        all_players = all_players.where(Player.team_id << team_id)

    if pos is not None:
        p_list = [x.upper() for x in pos]
        all_players = all_players.where(
            (Player.pos_1 << p_list) | (Player.pos_2 << p_list) | (Player.pos_3 << p_list) | (Player.pos_4 << p_list) |
            (Player.pos_5 << p_list) | (Player.pos_6 << p_list) | (Player.pos_7 << p_list) | (Player.pos_8 << p_list)
        )

    if is_injured is not None:
        all_players = all_players.where(Player.il_return.is_null(False))

    if sort is not None:
        if sort == 'cost-asc':
            all_players = all_players.order_by(Player.wara)
        elif sort == 'cost-desc':
            all_players = all_players.order_by(-Player.wara)
        elif sort == 'name-asc':
            all_players = all_players.order_by(Player.name)
        elif sort == 'name-desc':
            all_players = all_players.order_by(-Player.name)

    return_players = {
        'count': all_players.count(),
        'players': [model_to_dict(x, recurse=False) for x in all_players]
    }
    db.close()
    return return_players


@router.get('/{player_id}')
async def get_one_player(player_id: int, short_output: Optional[bool] = False):
    this_player = Player.get_or_none(Player.id == player_id)
    if this_player:
        r_player = model_to_dict(this_player)
    else:
        r_player = None
    db.close()
    return r_player


@router.patch('/{player_id}')
async def patch_player(
        player_id: int, new_player: PlayerModel, token: str = Depends(oauth2_scheme)):
    if not valid_token(token):
        logging.warning(f'patch_player - Bad Token: {token}')
        raise HTTPException(status_code=401, detail='Unauthorized')

    if Player.get_or_none(Player.id == player_id) is None:
        raise HTTPException(status_code=404, detail=f'Player ID {player_id} not found')

    Player.update(**new_player.dict()).where(Player.id == player_id).execute()
    r_player = model_to_dict(Player.get_by_id(player_id))
    db.close()
    return r_player


@router.post('')
async def post_players(p_list: PlayerList, token: str = Depends(oauth2_scheme)):
    if not valid_token(token):
        logging.warning(f'post_players - Bad Token: {token}')
        raise HTTPException(status_code=401, detail='Unauthorized')

    new_players = []
    for player in p_list.players:
        dupe = Player.get_or_none(Player.season == player.season, Player.name == player.name)
        if dupe:
            db.close()
            raise HTTPException(
                status_code=500,
                detail=f'Player name {player.name} already in use in Season {player.season}'
            )

        new_players.append(player.dict())

    with db.atomic():
        for batch in chunked(new_players, 15):
            Player.insert_many(batch).on_conflict_replace().execute()
    db.close()

    return f'Inserted {len(new_players)} players'


@router.delete('/{player_id}')
async def delete_player(player_id: int, token: str = Depends(oauth2_scheme)):
    if not valid_token(token):
        logging.warning(f'delete_player - Bad Token: {token}')
        raise HTTPException(status_code=401, detail='Unauthorized')

    this_player = Player.get_or_none(Player.id == player_id)
    if not this_player:
        db.close()
        raise HTTPException(status_code=404, detail=f'Player ID {player_id} not found')

    count = this_player.delete_instance()
    db.close()

    if count == 1:
        return f'Player {player_id} has been deleted'
    else:
        raise HTTPException(status_code=500, detail=f'Player {player_id} could not be deleted')