"""
@model StorefrontCmsModel (Backend/app/models/StorefrontCmsModel.py)
@purpose CMS configuration tables for Storefront Settings, Footer Info, Mega Menu,
         and Catalog Filter buckets — each keyed by a string PK for O(1) upsert.
"""
from sqlalchemy import Column, String, JSON, DateTime, Text
from sqlalchemy.sql import func
from app.models.db_base import Base


class StorefrontSettings(Base):
    """
    Key → JSON-value store for branding & store configuration.
    Examples: store_name, logo_url, primary_wordmark_url, support_phone,
              currency_code, advance_percent, favicon_url, theme_color.
    """
    __tablename__ = "storefront_settings"

    key = Column(String(128), primary_key=True, index=True)
    value = Column(JSON, nullable=False)
    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
    updated_by = Column(String(64), nullable=True)


class StorefrontMegaMenu(Base):
    """
    Per-nav-key JSON blob for mega menu configuration.
    nav_key values: 'shop', 'deals', 'products'
    """
    __tablename__ = "storefront_mega_menu"

    nav_key = Column(String(32), primary_key=True, index=True)   # 'shop' | 'deals' | 'products'
    groups = Column(JSON, nullable=True)                          # list of {title, links:[{label,href}]}
    promo = Column(JSON, nullable=True)                           # {image_url, badge, title, href}
    featured_category_ids = Column(JSON, nullable=True)           # list of category_id strings
    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())


class StorefrontCatalogFilters(Base):
    """
    Shop catalog filter configuration.
    filter_key: 'default' for the global config.
    """
    __tablename__ = "storefront_catalog_filters"

    filter_key = Column(String(32), primary_key=True, index=True, default="default")
    highlights = Column(JSON, nullable=True)   # [{label, value, icon}]
    price_ranges = Column(JSON, nullable=True)  # [{label, min, max}]
    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())


class StorefrontFooterInfo(Base):
    """
    Footer contact information, social links, navigation columns, and payment icons.
    Single-row table keyed by 'default'.
    """
    __tablename__ = "storefront_footer_info"

    id = Column(String(16), primary_key=True, index=True, default="default")
    phone = Column(String(32), nullable=True)
    email = Column(String(128), nullable=True)
    address = Column(Text, nullable=True)
    copyright = Column(String(255), nullable=True)
    social_links = Column(JSON, nullable=True)    # [{platform, url, icon}]
    columns = Column(JSON, nullable=True)          # [{title, links:[{label,href}]}]
    payment_methods = Column(JSON, nullable=True)  # [{name, icon_url}]
    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())