import uuid
import enum
from sqlalchemy import Column, String, Text, DateTime, ForeignKey, Enum, JSON
from sqlalchemy.sql import func
from sqlalchemy.orm import relationship
from app.core.database import Base


class ReportHistoryStatus(str, enum.Enum):
    SENT = "sent"
    FAILED = "failed"


class ReportHistory(Base):
    __tablename__ = "pjctrl_report_history"

    id = Column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    report_id = Column(String(36), ForeignKey("pjctrl_scheduled_reports.id", ondelete="CASCADE"), nullable=False)
    generated_at = Column(DateTime, server_default=func.now(), nullable=False)
    content = Column(JSON, nullable=False)
    status = Column(
        Enum("sent", "failed", name="report_history_status_enum"),
        nullable=False
    )
    error_message = Column(Text, nullable=True)

    # Relationships
    report = relationship("ScheduledReport", back_populates="history")