"""AAR 系统化复盘模型。"""

import uuid
from datetime import datetime, timezone

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

from app.core.database import Base
from app.core.types import JSONBType


class AARRecord(Base):
    """AAR 复盘记录。"""

    __tablename__ = "aar_records"

    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    company_id: Mapped[str] = mapped_column(String(36), ForeignKey("companies.id"), nullable=False, index=True)
    trigger_event: Mapped[str] = mapped_column(String(200), nullable=False, comment="触发事件")
    original_plan: Mapped[str | None] = mapped_column(Text, nullable=True, comment="原计划")
    actual_result: Mapped[str | None] = mapped_column(Text, nullable=True, comment="实际结果")
    gap_analysis: Mapped[str | None] = mapped_column(Text, nullable=True, comment="差异分析")
    lessons: Mapped[dict | None] = mapped_column(JSONBType, nullable=True, comment="五问复盘结论")
    improvements: Mapped[dict | None] = mapped_column(JSONBType, nullable=True, comment="改进措施 + 执行追踪")
    knowledge_graph_ref: Mapped[str | None] = mapped_column(String(36), nullable=True, comment="知识图谱节点 ID")
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
    )