from sqlalchemy import func, text

from app.main.data_model.games.p2p_game.p2p_game_mission import P2pGameMission
from app.main.data_model.games.p2p_game.p2p_game_mission_badge import P2pGameMissionBadge
from app.main.data_model.games.p2p_game.p2p_game_badge import P2pGameBadge
from app.main.data_model.games.p2p_game.p2p_game_day import P2pGameDay
from app.main.data_model.games.p2p_game.p2p_game_mission_day import P2pGameMissionDay


class P2pGameMissionRepository:

    def __init__(self, session):
        self.session = session

    def get_mission_by_game_session_id_and_user_id(self, game_session_id, user_id):
        p2p_game_mission = self.session.query(P2pGameMission).filter(
            P2pGameMission.game_session_id == game_session_id,
            P2pGameMission.user_id == user_id).first()
        return p2p_game_mission

    def get_mission_by_id(self, mission_id):
        p2p_game_mission = self.session.query(P2pGameMission).filter(
            P2pGameMission.id == mission_id
        ).first()
        return p2p_game_mission

    def get_mission_badges(self, mission_id):
        p2p_game_mission_badges = self.session.query(P2pGameMissionBadge).filter(P2pGameMissionBadge.mission_id == mission_id).all()
        if len(p2p_game_mission_badges) == 0:
            return None
        return p2p_game_mission_badges

    def get_p2p_game_badges(self):
        p2p_game_badges = self.session.query(P2pGameBadge).all()
        if len(p2p_game_badges) == 0:
            return None
        return p2p_game_badges

    def get_p2p_game_days(self):
        p2p_game_days = self.session.query(P2pGameDay).all()
        if len(p2p_game_days) == 0:
            return None
        return p2p_game_days

    def get_missions(self, game_session_id):
        p2p_game_missions = self.session.query(P2pGameMission).filter(P2pGameMission.game_session_id == game_session_id).all()
        if len(p2p_game_missions) == 0:
            return None
        return p2p_game_missions

    def get_mission_deactivated_badges(self, mission_id):
        p2p_game_mission_badges = self.session.query(P2pGameMissionBadge).filter(
            P2pGameMissionBadge.mission_id == mission_id,
            P2pGameMissionBadge.status == 0).all()
        if len(p2p_game_mission_badges) == 0:
            return None
        return p2p_game_mission_badges

    def get_p2p_game_mission_days(self, game_session_id, day_id):
        p2p_game_mission_days = self.session.query(P2pGameMissionDay).filter(
            P2pGameMissionDay.day_id == day_id,
            P2pGameMissionDay.mission.game_session_id == game_session_id).all()
        if len(p2p_game_mission_days) == 0:
            return None
        return p2p_game_mission_days

    def get_number_of_finished_missions(self, game_session_id):
        number_of_finished_missions = self.session.query(func.count(P2pGameMission.id)).filter(
            P2pGameMission.game_session_id == game_session_id,
            P2pGameMission.finish_date.isnot(None)
        ).first()
        return number_of_finished_missions[0]

    def get_average_time_duration_by_day(self, game_session_id):
        return self.session.query(P2pGameMissionDay.day_id, func.avg(func.timestampdiff(text('MINUTE'),
                            P2pGameMissionDay.start_date, P2pGameMissionDay.finish_date))).join(P2pGameMission).filter(
            P2pGameMissionDay.mission_id == P2pGameMission.id,
            P2pGameMission.game_session_id == game_session_id,
            P2pGameMission.finish_date.isnot(None)
        ).group_by(P2pGameMissionDay.day_id).all()

    def get_mean_retention_score(self, game_session_id):
        return self.session.query(P2pGameMissionDay.day_id, func.avg(P2pGameMissionDay.score1 + P2pGameMissionDay.score2)).join(P2pGameMission).filter(
            P2pGameMissionDay.mission_id == P2pGameMission.id,
            P2pGameMission.game_session_id == game_session_id,
            P2pGameMission.finish_date.isnot(None)
        ).group_by(P2pGameMissionDay.day_id).all()

    def get_mission_levels_by_game_session_and_participant(self, game_session_id, participant_id):
        return self.session.query(P2pGameMissionDay).join(P2pGameMission).filter(
            P2pGameMission.user_id == participant_id,
            P2pGameMissionDay.mission_id == P2pGameMission.id,
            P2pGameMission.game_session_id == game_session_id).order_by(
            P2pGameMissionDay.day_id.asc()).all()