"""
同步日志 ORM 模型.
"""
from sqlalchemy import String, Integer, Text, ForeignKey
from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.database import Base
from typing import Optional, List


class SyncLog(Base):
    """
    同步日志模型.

    记录仓库同步操作的详细信息.
    """
    __tablename__ = "sync_logs"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    repo_id: Mapped[int] = mapped_column(Integer, ForeignKey("repos.id"), nullable=False)
    status: Mapped[str] = mapped_column(String(20), nullable=False)
    started_at: Mapped[int] = mapped_column(Integer, nullable=False)
    finished_at: Mapped[int] = mapped_column(Integer, nullable=False)
    commits_count: Mapped[Optional[int]] = mapped_column(Integer, nullable=True)
    error_msg: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    created_at: Mapped[int] = mapped_column(Integer, nullable=False)

    # 关系
    repo: Mapped["Repo"] = relationship("Repo", back_populates="sync_logs")

    def __repr__(self) -> str:
        return f"<SyncLog(id={self.id}, repo_id={self.repo_id}, status='{self.status}', commits_count={self.commits_count})>"