"""Coach — evaluates, schedules matches, manages their own org team."""
from app.models.user_model.user import User


class Coach(User):
    """Coach — evaluates, schedules matches, manages their own org team."""
    __mapper_args__ = {'polymorphic_identity': 'coach'}

    def can_evaluate(self):
        return True

    def can_schedule_matches(self):
        return True

    def can_manage_tryouts(self):
        return True

    def can_manage_this_tryout(self, tryout):
        from app.models.org_team.org_team import OrgTeam
        if tryout.target_org_team_id:
            is_coach_of_target = OrgTeam.query.filter(
                OrgTeam.id == tryout.target_org_team_id,
                OrgTeam.coaches.any(id=self.id),
            ).first() is not None
            if is_coach_of_target:
                return True
        if tryout.coach_id == self.id:
            return True
        return False

    def can_manage_this_org_team(self, org_team):
        if org_team.coaches.filter_by(id=self.id).first():
            return True
        if org_team.coach_id == self.id:
            return True
        return False

    def get_visible_tryouts(self):
        from app.models.tryout.tryout import Tryout
        team_ids = [t.id for t in self.coached_org_teams.all()]
        if not team_ids:
            return Tryout.query.filter(Tryout.id == -1).all()  # empty
        return Tryout.query.filter(
            Tryout.target_org_team_id.in_(team_ids)
        ).order_by(Tryout.date).all()