# Released under the MIT License. See LICENSE for details.
#
"""Functionality related to team games."""

from __future__ import annotations

import logging
from typing import TYPE_CHECKING, TypeVar, override

import babase

import _bascenev1
from bascenev1._freeforallsession import FreeForAllSession
from bascenev1._gameactivity import GameActivity
from bascenev1._gameresults import GameResults
from bascenev1._dualteamsession import DualTeamSession

if TYPE_CHECKING:
    from typing import Any, Sequence

    from bascenev1lib.actor.playerspaz import PlayerSpaz

    import bascenev1

PlayerT = TypeVar('PlayerT', bound='bascenev1.Player')
TeamT = TypeVar('TeamT', bound='bascenev1.Team')


class TeamGameActivity(GameActivity[PlayerT, TeamT]):
    """Base class for teams and free-for-all mode games.

    Category: **Gameplay Classes**

    (Free-for-all is essentially just a special case where every
    bascenev1.Player has their own bascenev1.Team)
    """

    @override
    @classmethod
    def supports_session_type(
        cls, sessiontype: type[bascenev1.Session]
    ) -> bool:
        """
        Class method override;
        returns True for ba.DualTeamSessions and ba.FreeForAllSessions;
        False otherwise.
        """
        return issubclass(sessiontype, DualTeamSession) or issubclass(
            sessiontype, FreeForAllSession
        )

    def __init__(self, settings: dict):
        super().__init__(settings)

        # By default we don't show kill-points in free-for-all sessions.
        # (there's usually some activity-specific score and we don't
        # wanna confuse things)
        if isinstance(self.session, FreeForAllSession):
            self.show_kill_points = False

    @override
    def on_transition_in(self) -> None:
        # pylint: disable=cyclic-import
        from bascenev1._coopsession import CoopSession
        from bascenev1lib.actor.controlsguide import ControlsGuide

        super().on_transition_in()

        # On the first game, show the controls UI momentarily.
        # (unless we're being run in co-op mode, in which case we leave
        # it up to them)
        if not isinstance(self.session, CoopSession) and getattr(
            self, 'show_controls_guide', True
        ):
            attrname = '_have_shown_ctrl_help_overlay'
            if not getattr(self.session, attrname, False):
                delay = 4.0
                lifespan = 10.0
                if self.slow_motion:
                    lifespan *= 0.3
                ControlsGuide(
                    delay=delay,
                    lifespan=lifespan,
                    scale=0.8,
                    position=(380, 200),
                    bright=True,
                ).autoretain()
                setattr(self.session, attrname, True)

    @override
    def on_begin(self) -> None:
        super().on_begin()
        try:
            # Award a few (classic) achievements.
            if isinstance(self.session, FreeForAllSession):
                if len(self.players) >= 2:
                    if babase.app.classic is not None:
                        babase.app.classic.ach.award_local_achievement(
                            'Free Loader'
                        )
            elif isinstance(self.session, DualTeamSession):
                if len(self.players) >= 4:
                    if babase.app.classic is not None:
                        babase.app.classic.ach.award_local_achievement(
                            'Team Player'
                        )
        except Exception:
            logging.exception('Error in on_begin.')

    @override
    def spawn_player_spaz(
        self,
        player: PlayerT,
        position: Sequence[float] | None = None,
        angle: float | None = None,
    ) -> PlayerSpaz:
        """
        Method override; spawns and wires up a standard bascenev1.PlayerSpaz
        for a bascenev1.Player.

        If position or angle is not supplied, a default will be chosen based
        on the bascenev1.Player and their bascenev1.Team.
        """
        if position is None:
            # In teams-mode get our team-start-location.
            if isinstance(self.session, DualTeamSession):
                position = self.map.get_start_position(player.team.id)
            else:
                # Otherwise do free-for-all spawn locations.
                position = self.map.get_ffa_start_position(self.players)

        return super().spawn_player_spaz(player, position, angle)

    # FIXME: need to unify these arguments with GameActivity.end()
    def end(  # type: ignore
        self,
        results: Any = None,
        announce_winning_team: bool = True,
        announce_delay: float = 0.1,
        force: bool = False,
    ) -> None:
        """
        End the game and announce the single winning team
        unless 'announce_winning_team' is False.
        (for results without a single most-important winner).
        """
        # pylint: disable=arguments-renamed
        from bascenev1._coopsession import CoopSession
        from bascenev1._multiteamsession import MultiTeamSession

        # Announce win (but only for the first finish() call)
        # (also don't announce in co-op sessions; we leave that up to them).
        session = self.session
        if not isinstance(session, CoopSession):
            do_announce = not self.has_ended()
            super().end(results, delay=2.0 + announce_delay, force=force)

            # Need to do this *after* end end call so that results is valid.
            assert isinstance(results, GameResults)
            if do_announce and isinstance(session, MultiTeamSession):
                session.announce_game_results(
                    self,
                    results,
                    delay=announce_delay,
                    announce_winning_team=announce_winning_team,
                )

        # For co-op we just pass this up the chain with a delay added
        # (in most cases). Team games expect a delay for the announce
        # portion in teams/ffa mode so this keeps it consistent.
        else:
            # don't want delay on restarts..
            if (
                isinstance(results, dict)
                and 'outcome' in results
                and results['outcome'] == 'restart'
            ):
                delay = 0.0
            else:
                delay = 2.0
                _bascenev1.timer(0.1, _bascenev1.getsound('boxingBell').play)
            super().end(results, delay=delay, force=force)
