"""
Database model for parsed SEC 8-K filing events.
Each row represents one Item extracted from an 8-K primary document.
"""

from datetime import datetime, timezone
import uuid

from sqlalchemy import Column, String, Text, Index
from sqlalchemy.dialects.postgresql import UUID, TIMESTAMP, JSON

from app.core.database import Base


class SECFilingEvent(Base):
    __tablename__ = "sec_filing_events"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    ticker = Column(String(10), nullable=False, index=True)
    accession_number = Column(String(30), nullable=False, index=True)
    form_type = Column(String(20), nullable=False)
    filing_date = Column(TIMESTAMP(timezone=True), nullable=False)
    item_number = Column(String(10), nullable=False)   # e.g. "8.01"
    event_type = Column(String(50), nullable=False)    # e.g. "other_material_event"
    title = Column(String(512))                        # Item title from document
    summary = Column(Text)                             # Extracted text content (truncated)
    content_source = Column(String(20))                # "primary_doc" or "exhibit"
    created_at = Column(TIMESTAMP(timezone=True), default=lambda: datetime.now(timezone.utc))
    updated_at = Column(
        TIMESTAMP(timezone=True),
        default=lambda: datetime.now(timezone.utc),
        onupdate=lambda: datetime.now(timezone.utc),
    )

    __table_args__ = (
        Index("idx_filing_events_ticker_date", "ticker", "filing_date"),
        Index("idx_filing_events_ticker_type", "ticker", "event_type"),
        Index("idx_filing_events_date", "filing_date"),
    )