Chapter 2 — E-Commerce
See it in a real e-commerce store
Products, cart, admin panel, flash sales. Watch one price change propagate across the entire application — every tab, every user, zero manual work.
The Demos
Product Catalog
IntermediateBrowse products with live stock
Product listings with real-time inventory updates. When stock changes, prices refresh across all views instantly.
appTags.products.list()catalogShopping Cart
IntermediateCart auto-updates on price changes
The cart re-prices itself when any product in it changes. No polling, no page refresh required.
appTags.cart()cross-resourceAdmin Panel
IntermediateThe control center
Admins update prices, stock, and promotions. Every change fans out to 5+ tag groups simultaneously.
appTags.admin()fan-outFlash Sale
IntermediatePromotions that cascade everywhere
Activate a flash sale and watch the price, badge, and availability update across catalog, cart, and totals.
appTags.promotions()cascadeMulti-User View
IntermediateAdmin acts, customer sees
Admin and customer panels side-by-side. Make a change as admin and watch the customer view react instantly.
multi-userSSE sync