from datetime import datetime, timezone

from sqlalchemy import DateTime, ForeignKey, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.db.session import Base


class Action(Base):
    __tablename__ = "actions"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
    server_id: Mapped[int] = mapped_column(ForeignKey("servers.id"), index=True)
    service_id: Mapped[int | None] = mapped_column(ForeignKey("managed_services.id"), nullable=True)
    target_type: Mapped[str] = mapped_column(String(32), default="service")
    target_name: Mapped[str] = mapped_column(String(128))
    action: Mapped[str] = mapped_column(String(32))
    status: Mapped[str] = mapped_column(String(32), default="pending")
    source: Mapped[str] = mapped_column(String(32), default="web")
    requested_by: Mapped[int] = mapped_column(ForeignKey("users.id"), index=True)
    result_message: Mapped[str | None] = mapped_column(Text, nullable=True)
    requested_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        default=lambda: datetime.now(timezone.utc),
    )
    completed_at: Mapped[datetime | None] = mapped_column(
        DateTime(timezone=True),
        nullable=True,
    )