v0.1 - макет интерфейса, аутентификация через логин, аккаунт админа, создание партии в 2 этапа, базовые настройки профиля и группы, переключение между группами, статистика
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"""Членство в группе: список, добавление по нику, удаление, смена роли."""
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from __future__ import annotations
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from sqlmodel import Session, select
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from app.core.errors import ConflictError, ForbiddenError, NotFoundError, ValidationError
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from app.models import Group, GroupMember, User
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MAX_GROUP_SIZE = 10
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def list_members(session: Session, group_id: int) -> list[tuple[GroupMember, User]]:
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rows = session.exec(
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select(GroupMember, User)
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.join(User, User.id == GroupMember.user_id)
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.where(GroupMember.group_id == group_id)
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.order_by(GroupMember.role.desc(), User.nickname)
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).all()
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return [(m, u) for m, u in rows]
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def add_member_by_nickname(session: Session, group: Group, nickname: str) -> tuple[GroupMember, User]:
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nickname = (nickname or "").strip()
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if not nickname:
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raise ValidationError("Укажите никнейм игрока.")
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user = session.exec(select(User).where(User.nickname == nickname)).first()
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if user is None:
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raise NotFoundError("Игрок с таким ником не найден.")
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member_count = len(
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session.exec(select(GroupMember.id).where(GroupMember.group_id == group.id)).all()
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)
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if member_count >= MAX_GROUP_SIZE:
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raise ConflictError(f"В группе уже максимум участников ({MAX_GROUP_SIZE}).")
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existing = session.exec(
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select(GroupMember).where(
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GroupMember.group_id == group.id, GroupMember.user_id == user.id
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)
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).first()
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if existing is not None:
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raise ConflictError("Игрок уже в группе.")
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member = GroupMember(group_id=group.id, user_id=user.id, role="member") # type: ignore[arg-type]
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session.add(member)
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session.commit()
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session.refresh(member)
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return member, user
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def remove_member(session: Session, group: Group, user_id: int) -> None:
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member = session.exec(
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select(GroupMember).where(
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GroupMember.group_id == group.id, GroupMember.user_id == user_id
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)
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).first()
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if member is None:
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raise NotFoundError("Игрок не состоит в группе.")
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if member.role == "owner":
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owners = session.exec(
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select(GroupMember).where(
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GroupMember.group_id == group.id, GroupMember.role == "owner"
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)
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).all()
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if len(owners) <= 1:
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raise ForbiddenError("Нельзя удалить последнего владельца группы.")
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# Сбросить активную группу у тех, для кого она была активной.
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user = session.get(User, user_id)
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if user is not None and user.active_group_id == group.id:
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user.active_group_id = None
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session.add(user)
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session.delete(member)
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session.commit()
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def change_role(session: Session, group: Group, user_id: int, role: str) -> GroupMember:
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if role not in ("owner", "member"):
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raise ValidationError("Недопустимая роль.")
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member = session.exec(
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select(GroupMember).where(
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GroupMember.group_id == group.id, GroupMember.user_id == user_id
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)
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).first()
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if member is None:
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raise NotFoundError("Игрок не состоит в группе.")
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member.role = role
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session.add(member)
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session.commit()
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session.refresh(member)
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return member
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