import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.RestController; import java.util.*; @RestController public class CheckoutController { @GetMapping("/checkout") public Map checkout( @RequestParam String products, @RequestParam(required = false) String coupon) { // Parse products Map productQuantities = new HashMap<>(); for (String productEntry : products.split(",")) { String[] parts = productEntry.split(":"); productQuantities.put( parts[0], // Product ID Integer.parseInt(parts[1]) // Quantity ); } // Build result Map result = new HashMap<>(); result.put("products", productQuantities); result.put("coupon", coupon != null ? coupon : "No coupon applied"); return result; } }
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Stephen Patrick

Stephen Patrick

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Functional Organization Expert

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Join date: Feb 2, 2024

Posts (108)

Feb 28, 20266 min
The 'Out of Sight, Out of Mind' Trap: Why High-Visibility Closets are an ADHD Essential
For many people, "cleaning" means putting things away. It means tucking items into drawers, stacking boxes in the back of the closet, and closing the door to keep the room tidy. But for the neurodivergent brain, specifically those living with ADHD, this traditional approach to organization is often a recipe for disaster. In the ADHD world, there is a common phenomenon known as object permanence issues or "out of sight, out of mind." If an item isn’t directly in the line of sight, it...

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Feb 27, 20266 min
The $24.99 Upgrade That Makes Your Airbnb Feel Like a 5-Star Hotel
In the hyper-competitive world of short-term rentals, the "5-star experience" isn’t built on gold-plated faucets or designer furniture. It’s built on the psychology of detail. When a guest walks into your Airbnb, they aren’t just looking for a bed; they are looking for evidence that they are being cared for. Most hosts focus on the big things: the mattress, the coffee station, the smart TV. But there is one overlooked corner of the bedroom that instantly signals whether a listing is "budget"...

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Feb 24, 20266 min
The Art of the Archive: How to Store Vintage and Designer Clothing Properly
For the serious collector, a vintage Dior suit or a 1920s beaded flapper dress isn't just "old clothes"; it’s a piece of history. Unlike modern garments, these items were often handmade from natural fibers, using delicate dyes and intricate structures that don't play well with modern plastic hangers or humid closets. If you want to preserve antiques of the sartorial variety, you have to transition from a "closet owner" to a "garment conservator." This guide explores the professional standards...

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