"""
Upload History model for tracking file uploads
"""
from sqlalchemy import Column, Integer, String, DateTime, Text
from sqlalchemy.sql import func
from app.db.base import Base


class UploadHistory(Base):
    """
    Upload history tracking
    Stores information about uploaded files and their processing status
    """
    __tablename__ = "upload_history"
    __table_args__ = {'schema': 'fastapi'}
    
    id = Column(Integer, primary_key=True, index=True)
    upload_id = Column(String, unique=True, index=True, nullable=False)
    filename = Column(String, nullable=False)
    filepath = Column(String, nullable=False)
    description = Column(Text)
    status = Column(String, default="pending")
    job_id = Column(String)
    logs = Column(Text)
    uploaded_by = Column(String)
    uploaded_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
    
    airflow_dag_run_id = Column(String)
    airflow_state = Column(String)
    processing_started_at = Column(DateTime(timezone=True))
    processing_completed_at = Column(DateTime(timezone=True))
    error_message = Column(Text)