from sqlalchemy import Column, Integer, String, DateTime, Text
from sqlalchemy.orm import declarative_base
from datetime import datetime

Base = declarative_base()

class ActivityDownload(Base):
    __tablename__ = "activity_downloads"

    activity_id = Column(Integer, primary_key=True, index=True)
    source = Column(String, default="garmin-connect")
    file_path = Column(String, unique=True, index=True)
    file_format = Column(String)
    status = Column(String, default="success")  # success, failed
    http_status = Column(Integer, nullable=True)
    etag = Column(String, nullable=True)
    last_modified = Column(DateTime, nullable=True)
    size_bytes = Column(Integer, nullable=True)
    checksum_sha256 = Column(String, nullable=True)
    downloaded_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    error_message = Column(Text, nullable=True)

    def __repr__(self):
        return f"<ActivityDownload(activity_id={self.activity_id}, status='{self.status}', file_path='{self.file_path}')>"