The details between browse and buy.
A focused exploration of cart quantities and shipping thresholds.
- Contribution
- Storefront interaction engineering
- Project
- Studio project
- Explore
- cart / derived state / feedback
Change the cart quantity.
Reconstructed interaction · sample data
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How this works ＋
Derive the total and shipping progress from the same cart state. Keep the user in context when an item changes.
The boundary. The sandbox uses fixed sample prices. Production inventory, taxes and shipping rules belong to the store backend.
The problem worth solving.
Cart interactions should explain quantity, cost and shipping changes without making shoppers reconstruct the calculation.
A considered approach.
Derive the total and shipping progress from the same cart state. Keep the user in context when an item changes.
The sandbox uses fixed sample prices. Production inventory, taxes and shipping rules belong to the store backend.
