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31:T230b,"use client"; import { AnimatePresence, motion, useReducedMotion } from "motion/react"; import { useId, useState, type FormEvent } from "react"; import { IconArrowLeft, IconArrowRight, IconCheck } from "@tabler/icons-react"; import { Button } from "@/components/ui/button"; import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from "@/components/ui/card"; import { Input } from "@/components/ui/input"; import { Label } from "@/components/ui/label"; import { Progress } from "@/components/ui/progress"; import { RadioGroup, RadioGroupItem } from "@/components/ui/radio-group"; import { formatMoney, cheapestVariant } from "../../../lib/commerce/select"; import type { Product } from "../../../lib/commerce/types"; import { ProductPicture } from "../../ui/_kit/product-picture"; type ShippingMethod = "standard" | "express" | "overnight"; type CheckoutValues = { name: string; email: string; shippingMethod: ShippingMethod; deliveryNote: string; }; type FieldName = "name" | "email"; export type MultiStepFormProps = { product: Product; title?: string; onComplete?: (values: CheckoutValues) => void; }; const SHIPPING_METHODS: { value: ShippingMethod; label: string; detail: string; price: number }[] = [ { value: "standard", label: "Standard", detail: "3–5 business days", price: 0 }, { value: "express", label: "Express", detail: "2 business days", price: 9.95 }, { value: "overnight", label: "Overnight", detail: "Next business day", price: 19.95 }, ]; /** A three-step checkout handoff form with a product review and shipping choice. */ export function MultiStepForm({ product, title = "Checkout details", onComplete }: MultiStepFormProps) { const id = useId(); const reduceMotion = useReducedMotion(); const [step, setStep] = useState(0); const [direction, setDirection] = useState(1); const [complete, setComplete] = useState(false); const [errors, setErrors] = useState>>({}); const [values, setValues] = useState({ name: "", email: "", shippingMethod: "standard", deliveryNote: "", }); const variant = cheapestVariant(product); const selectedShipping = SHIPPING_METHODS.find((method) => method.value === values.shippingMethod) ?? SHIPPING_METHODS[0]; const currency = variant.price.currency; const shippingPrice = { amount: selectedShipping.price, currency }; const update = (key: K, next: CheckoutValues[K]) => { setValues((current) => ({ ...current, [key]: next })); if (key === "name" || key === "email") setErrors((current) => ({ ...current, [key]: undefined })); }; const goBack = () => { setDirection(-1); setStep((current) => Math.max(0, current - 1)); }; const submitStep = (event: FormEvent) => { event.preventDefault(); if (step === 0) { const nextErrors: Partial> = {}; if (!values.name.trim()) nextErrors.name = "Enter the name for this order."; if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(values.email.trim())) nextErrors.email = "Enter a valid email address."; setErrors(nextErrors); if (Object.keys(nextErrors).length > 0) return; } if (step < 2) { setDirection(1); setStep((current) => current + 1); return; } onComplete?.(values); setComplete(true); }; const panel = step === 0 ? (

Name update("name", event.currentTarget.value)} aria-invalid={Boolean(errors.name)} /> {errors.name ?

{errors.name}

: null}

Email update("email", event.currentTarget.value)} aria-invalid={Boolean(errors.email)} /> {errors.email ?

{errors.email}

: null}

) : step === 1 ? (

Choose a delivery speed. Rates shown are demo estimates.

update("shippingMethod", next as ShippingMethod)} className="gap-2"> {SHIPPING_METHODS.map((method) => ( {method.label} {method.price === 0 ? "Free" : formatMoney({ amount: method.price, currency })} {method.detail} ))}

) : (

{product.title}

{variant.title}

{formatMoney(variant.price)}

Delivery note (optional) update("deliveryNote", event.currentTarget.value)} placeholder="Add a short note" />

Delivery · {selectedShipping.label}{selectedShipping.price === 0 ? "Free" : formatMoney(shippingPrice)}

Estimated total{formatMoney({ amount: variant.price.amount + shippingPrice.amount, currency })}

); return (

{complete ? "Request received" : title} {complete ? "Your sample checkout details are ready for the store handoff." : `Step ${step + 1} of 3 · ${["Contact", "Delivery", "Review"][step]}`}

{complete ? (

This demo records the selected contact and delivery details locally.

) : ( )} ); } export type { CheckoutValues }; 32:T50a,import type { ProductImage } from "../../../lib/commerce/types"; import { cn } from "@/lib/utils"; export type ProductPictureProps = { image: ProductImage; /** `sizes` attribute. Defaults to a half-viewport guess. */ sizes?: string; loading?: "eager" | "lazy"; /** Use for the one above-the-fold LCP image. */ priority?: boolean; className?: string; }; /** * Plain for a product mockup. Uses the 600px twin as the small source when one exists, * always carries width/height so the box is reserved before the image arrives. */ export function ProductPicture({ image, sizes = "(min-width: 768px) 50vw, 100vw", loading = "lazy", priority = false, className, }: ProductPictureProps) { const width = image.width ?? 1200; const height = image.height ?? 1200; return ( // eslint-disable-next-line @next/next/no-img-element {image.alt}

); } 33:Ta9c,import type { Money, Product, ProductImage, Variant } from "./types"; /** Price range of a variant list. Empty list gives a zero range in `currency`. */ export function priceRangeOf( variants: Variant[], currency = "USD", ): { min: Money; max: Money } { if (variants.length === 0) { const zero = { amount: 0, currency }; return { min: zero, max: zero }; } const sorted = [...variants].sort((a, b) => a.price.amount - b.price.amount); return { min: sorted[0].price, max: sorted[sorted.length - 1].price }; } /** Lowest priced variant, preferring available ones. Undefined when the product has no variants. */ export function findCheapestVariant(product: Product): Variant | undefined { if (product.variants.length === 0) return undefined; const pool = product.variants.some((v) => v.available) ? product.variants.filter((v) => v.available) : product.variants; return pool.reduce((a, b) => (b.price.amount < a.price.amount ? b : a)); } /** * Same as `findCheapestVariant` but typed non-optional so existing call sites keep compiling. * Adapters never emit a product without variants, so the throw is unreachable for adapter * output; hand-built products should use `findCheapestVariant`. */ export function cheapestVariant(product: Product): Variant { const v = findCheapestVariant(product); if (!v) throw new Error(`cheapestVariant: product "${product.handle}" has no variants (use findCheapestVariant)`); return v; } /** First variant whose options contain every given key/value. */ export function variantFor( product: Product, options: Record, ): Variant | undefined { return product.variants.find((v) => Object.entries(options).every(([k, val]) => v.options[k] === val), ); } export function optionValues(product: Product, name: string): string[] { return product.options.find((o) => o.name === name)?.values ?? []; } /** Images to show for a variant: its own image first, then the rest of the product. */ export function imagesFor(product: Product, variant?: Variant): ProductImage[] { if (!variant?.image) return product.images; const own = variant.image; return [own, ...product.images.filter((i) => i.src !== own.src)]; } export function formatMoney(money: Money, locale = "en-US"): string { const whole = Number.isInteger(money.amount); return new Intl.NumberFormat(locale, { style: "currency", currency: money.currency, minimumFractionDigits: whole ? 0 : 2, maximumFractionDigits: 2, }).format(money.amount); } /** True when at least one variant can be bought somewhere. */ export function isBuyable(product: Product): boolean { return product.variants.some((v) => v.available && v.storeUrl); } 34:T84e,export type Brand = { slug: string; name: string; tagline: string; canonical: string; storeOrigin: string; /** Theme name; equals the value of `data-brand` on the wrapping element. */ theme: string; voice: { caps: boolean }; }; export type Money = { amount: number; currency: string }; export type ProductImage = { src: string; alt: string; width?: number; height?: number; view?: "front" | "back" | "detail" | "lifestyle" | "left" | "right" | "person" | "folded"; /** * False when the view is known to carry no artwork (noteam cap `back` is a blank cap). * Undefined means true. Hover-swap and "next image" UI should only use views with art. */ hasArt?: boolean; /** Smaller twin of `src` (600px for brand-factory mockups) when one exists. */ thumb?: string; }; export type ProductOption = { name: "Color" | "Size" | "Garment" | (string & {}); values: string[]; }; export type Variant = { id: string; title: string; options: Record; price: Money; compareAt?: Money; /** Can be bought if a storeUrl exists. `false` only for sold out (Shopify/Printify). */ available: boolean; image?: ProductImage; /** Where the buy button goes. `null` means "coming soon". */ storeUrl: string | null; sku?: string; }; export type ProductSource = { kind: "brand-factory" | "shopify" | "printify" | "mrch" | "noteam"; ref?: string; }; export type Product = { id: string; handle: string; title: string; line?: string; description: string; collection: string; tags: string[]; images: ProductImage[]; options: ProductOption[]; variants: Variant[]; featuredImage: ProductImage; priceRange: { min: Money; max: Money }; source: ProductSource; /** Source-specific extras (noteam colorway, Printify blueprint/provider ids). Optional, never required by blocks. */ extras?: Record; }; export type Collection = { handle: string; title: string; blurb: string; /** Product handles. */ products: string[]; }; export type Catalog = { brand: Brand; products: Product[]; collections: Collection[]; }; 35:T485,import type { BlockMeta } from "../../../lib/block-meta"; export const multiStepFormMeta: BlockMeta = { slug: "multi-step-form", title: "Multi-step checkout form", description: "A three-step store handoff flow with contact fields, Kobra radio shipping choices, progress, and a fixture product review.", group: "interactions", kobraDeps: ["card", "input", "label", "button", "radio-group", "progress"], files: [ "blocks/interactions/multi-step-form/multi-step-form.tsx", "blocks/ui/_kit/product-picture.tsx", "lib/commerce/select.ts", "lib/commerce/types.ts", ], props: [ { name: "product", type: "Product", description: "Fixture or catalog product shown in the order review." }, { name: "title", type: "string", default: "Checkout details", description: "Heading shown above the steps." }, { name: "onComplete", type: "(values: CheckoutValues) => void", description: "Called after the local review step is submitted." }, ], tags: ["checkout", "form", "steps", "shipping"], status: "ready", origin: { name: "uselayouts", url: "https://uselayouts.com/docs/components/multi-step-form", license: "MIT" }, }; 24:["$","article",null,{"className":"grid gap-6","children":[["$","header",null,{"className":"grid gap-3","children":[["$","nav",null,{"aria-label":"breadcrumb","data-slot":"breadcrumb","className":"","children":["$","ol",null,{"data-slot":"breadcrumb-list","className":"flex flex-wrap items-center gap-1.5 text-sm wrap-break-word text-muted-foreground","children":[["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","$L2d",null,{"href":"/","data-slot":"breadcrumb-link","className":"transition-colors hover:text-foreground","children":"Kobra Commerce"}]}],["$","li",null,{"data-slot":"breadcrumb-separator","role":"presentation","aria-hidden":"true","className":"[&>svg]:size-3.5","children":["$","svg",null,{"ref":"$undefined","xmlns":"http://www.w3.org/2000/svg","width":24,"height":24,"viewBox":"0 0 24 24","fill":"none","stroke":"currentColor","strokeWidth":2,"strokeLinecap":"round","strokeLinejoin":"round","className":"tabler-icon tabler-icon-chevron-right rtl:-scale-x-100","children":["$undefined",["$","path","svg-0",{"d":"M9 6l6 6l-6 6"}],"$undefined"]}]}],["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","$L2d",null,{"href":"/#interactions","data-slot":"breadcrumb-link","className":"transition-colors hover:text-foreground","children":"Interactions"}]}],["$","li",null,{"data-slot":"breadcrumb-separator","role":"presentation","aria-hidden":"true","className":"[&>svg]:size-3.5","children":["$","svg",null,{"ref":"$undefined","xmlns":"http://www.w3.org/2000/svg","width":24,"height":24,"viewBox":"0 0 24 24","fill":"none","stroke":"currentColor","strokeWidth":2,"strokeLinecap":"round","strokeLinejoin":"round","className":"tabler-icon tabler-icon-chevron-right rtl:-scale-x-100","children":["$undefined",["$","path","svg-0",{"d":"M9 6l6 6l-6 6"}],"$undefined"]}]}],["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","span",null,{"data-slot":"breadcrumb-page","role":"link","aria-disabled":"true","aria-current":"page","className":"font-normal text-foreground","children":"Multi-step checkout form"}]}]]}]}],["$","div",null,{"className":"flex flex-wrap items-center gap-3","children":[["$","h1",null,{"className":"text-2xl font-bold","children":"Multi-step checkout form"}],["$","span",null,{"data-slot":"badge","data-variant":"green","className":"group/badge t-label relative isolate inline-flex w-fit shrink-0 items-center justify-center gap-1 rounded-full border border-transparent py-0.5 font-medium [--surface-calm:0.5] whitespace-nowrap transition-ring before:pointer-events-none before:absolute before:inset-0 before:-z-10 before:rounded-[inherit] before:border before:border-transparent before:transition-[scale,background-color,border-color] before:duration-150 before:ease-out focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 motion-reduce:before:transition-none has-data-[icon=inline-end]:pe-1.5 has-data-[icon=inline-start]:ps-1.5 aria-invalid:border-destructive aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 [a,button]:active:before:scale-[0.97] motion-reduce:[a,button]:active:before:scale-100 [&>svg]:pointer-events-none [&>svg]:size-3! t-surface t-surface-success text-[var(--badge-green-fg)] h-5 px-1.5 text-xs","children":"Ready"}]]}],["$","p",null,{"className":"max-w-[65ch] text-sm text-muted-foreground","children":"A three-step store handoff flow with contact fields, Kobra radio shipping choices, progress, and a fixture product review."}]]}],["$","$L2e",null,{"preview":["$","$L2f",null,{"slug":"multi-step-form","group":"interactions","minHeight":480,"fixedHeight":"$undefined"}],"code":["$","$L30",null,{"files":[{"path":"blocks/interactions/multi-step-form/multi-step-form.tsx","code":"$31"},{"path":"blocks/ui/_kit/product-picture.tsx","code":"$32"},{"path":"lib/commerce/select.ts","code":"$33"},{"path":"lib/commerce/types.ts","code":"$34"},{"path":"blocks/interactions/multi-step-form/demo.tsx","code":"import { DemoPage, DemoSection } from \"../../_shared/variant-frame\";\nimport { demoProduct } from \"../../../lib/commerce/fixtures\";\nimport { MultiStepForm } from \"./multi-step-form\";\n\nexport function MultiStepFormDemo() {\n return (\n \n \n \n \n \n \n \n \n );\n}\n"},{"path":"blocks/interactions/multi-step-form/meta.ts","code":"$35"}]}],"props":"$L36"}],"$L37"]}]