# ================================================================
# services/data/app/models/sales.py - MISSING FILE
# ================================================================
"""Sales data models"""

from sqlalchemy import Column, String, DateTime, Float, Integer, Text, Index
from sqlalchemy.dialects.postgresql import UUID
import uuid
from datetime import datetime

from app.core.database import Base

class SalesData(Base):
    __tablename__ = "sales_data"
    
    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
    date = Column(DateTime, nullable=False, index=True)
    product_name = Column(String(255), nullable=False, index=True)
    quantity_sold = Column(Integer, nullable=False)
    revenue = Column(Float, nullable=False)
    location_id = Column(String(100), nullable=True, index=True)
    source = Column(String(50), nullable=False, default="manual")
    notes = Column(Text, nullable=True)
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    
    __table_args__ = (
        Index('idx_sales_tenant_date', 'tenant_id', 'date'),
        Index('idx_sales_tenant_product', 'tenant_id', 'product_name'),
        Index('idx_sales_tenant_location', 'tenant_id', 'location_id'),
    )