"""
Modelo de Producto - Catálogo de equipos de cómputo e impresoras 3D.
"""

from datetime import datetime
from sqlalchemy import Column, Integer, String, Text, Float, Boolean, DateTime, JSON
from sqlalchemy.dialects.postgresql import ARRAY

from app.core.database import Base


class Product(Base):
    """Modelo para productos del catálogo."""

    __tablename__ = "products"

    id = Column(Integer, primary_key=True, index=True)

    # Información básica
    name = Column(String(255), nullable=False, index=True)
    description = Column(Text, nullable=True)
    short_description = Column(String(500), nullable=True)  # Para posts

    # Categorización
    category = Column(String(100), nullable=False, index=True)  # laptop, desktop, impresora_3d, etc.
    subcategory = Column(String(100), nullable=True)
    brand = Column(String(100), nullable=True)
    model = Column(String(100), nullable=True)

    # Precio y stock
    price = Column(Float, nullable=False)
    price_usd = Column(Float, nullable=True)  # Precio en dólares (opcional)
    stock = Column(Integer, default=0)
    is_available = Column(Boolean, default=True)

    # Especificaciones técnicas (JSON flexible)
    specs = Column(JSON, nullable=True)
    # Ejemplo: {"cpu": "Intel i7", "ram": "16GB", "storage": "512GB SSD"}

    # Imágenes
    images = Column(ARRAY(String), nullable=True)  # URLs de imágenes
    main_image = Column(String(500), nullable=True)

    # SEO y marketing
    tags = Column(ARRAY(String), nullable=True)  # Tags para búsqueda
    highlights = Column(ARRAY(String), nullable=True)  # Puntos destacados

    # Control de publicación
    is_featured = Column(Boolean, default=False)  # Producto destacado
    last_posted_at = Column(DateTime, nullable=True)  # Última vez que se publicó

    # Timestamps
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)

    def __repr__(self):
        return f"<Product {self.name}>"

    def to_dict(self):
        """Convertir a diccionario."""
        return {
            "id": self.id,
            "name": self.name,
            "description": self.description,
            "short_description": self.short_description,
            "category": self.category,
            "subcategory": self.subcategory,
            "brand": self.brand,
            "model": self.model,
            "price": self.price,
            "stock": self.stock,
            "is_available": self.is_available,
            "specs": self.specs,
            "images": self.images,
            "main_image": self.main_image,
            "tags": self.tags,
            "highlights": self.highlights,
            "is_featured": self.is_featured,
            "created_at": self.created_at.isoformat() if self.created_at else None
        }