from datetime import datetime

from core_db import AuditMixin, Base, EntityMixin, VersionMixin
from core_shared import JSONValue
from sqlalchemy import DateTime, Integer, String, Text
from sqlalchemy.dialects.sqlite import JSON
from sqlalchemy.orm import Mapped, mapped_column


class TeamVersion(EntityMixin, AuditMixin, VersionMixin, Base):
    __tablename__ = "team_version"

    team_id: Mapped[str] = mapped_column(String(36), index=True)
    version_no: Mapped[int] = mapped_column(Integer)
    status: Mapped[str] = mapped_column(String(32), default="draft", index=True)
    coordination_mode: Mapped[str] = mapped_column(String(64), default="supervisor")
    objective: Mapped[str | None] = mapped_column(Text, nullable=True)
    member_refs_json: Mapped[list[dict[str, JSONValue]]] = mapped_column(JSON, default=list)
    policy_json: Mapped[dict[str, JSONValue]] = mapped_column(JSON, default=dict)
    published_time: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)