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31:T1537,"use client"; import { useId, useState, type FormEvent } from "react"; import { IconCheck } from "@tabler/icons-react"; import { Button } from "@/components/ui/button"; import { Input } from "@/components/ui/input"; import { Spinner } from "@/components/ui/spinner"; import { cn } from "@/lib/utils"; import type { ProductImage } from "../../../lib/commerce/types"; import { Eyebrow } from "../../ui/eyebrow/eyebrow"; import { ProductPicture } from "../../ui/_kit/product-picture"; type Status = "idle" | "pending" | "success" | "error"; export type NewsletterBandProps = { heading: string; sub?: string; buttonLabel?: string; placeholder?: string; successMessage?: string; /** Resolve to succeed, throw (or reject) to show the error state. */ onSubmit?: (email: string) => Promise; /** Image for the `with-image` variant. */ image?: ProductImage; variant?: "inline" | "stacked" | "with-image"; className?: string; }; const EMAIL = /^[^\s@]+@[^\s@]+\.[^\s@]+$/; /** Email capture. The label turns out and a spinner turns in; the button is never disabled, it is aria-busy. */ export function NewsletterBand({ heading, sub, buttonLabel = "Subscribe", placeholder = "you@email.com", successMessage = "You are on the list.", onSubmit, image, variant = "inline", className, }: NewsletterBandProps) { const id = useId(); const [status, setStatus] = useState("idle"); const [error, setError] = useState(""); const busy = status === "pending"; async function submit(e: FormEvent) { e.preventDefault(); if (busy) return; const email = String(new FormData(e.currentTarget).get("email") ?? "").trim(); if (!EMAIL.test(email)) { setError("Enter a valid email address."); setStatus("error"); return; } setStatus("pending"); setError(""); try { await onSubmit?.(email); setStatus("success"); } catch { setError("That did not go through. Try again."); setStatus("error"); } } const form = status === "success" ? (

) : ( ); const copy = (

Newsletter

{heading}

{sub ?

{sub}

: null}

); if (variant === "with-image" && image) { return (

{copy} {form}

); } return (

{copy}

{form}

); } export default NewsletterBand; 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:T4cb,"use client"; import { NewsletterBand } from "./newsletter-band"; import { brandFixture, featuredProducts } from "../../../lib/commerce/fixtures/heroes"; import { DemoStack, VariantFrame } from "../../ui/_kit/variant-frame"; const wait = (ms: number) => new Promise((r) => setTimeout(r, ms)); // Demo handler: succeeds after 1.2s; an address containing "fail" is rejected (shows the error state). const submit = async (email: string) => { await wait(1200); if (email.includes("fail")) throw new Error("demo failure"); }; export function NewsletterBandDemo({ brand }: { brand?: string }) { const f = brandFixture(brand); const props = { heading: `Hear from ${f.brand.name}`, sub: f.brand.tagline, onSubmit: submit, }; return ( ); } export default NewsletterBandDemo; 34:T4c6,import type { BlockMeta } from "../../../lib/block-meta"; export const newsletterBandMeta: BlockMeta = { slug: "newsletter-band", title: "Newsletter band", description: "Email capture with pending, success and error states the Kobra way: label turns out, spinner turns in, aria-busy, never disabled. Inline, stacked, or with an image.", group: "landing", kobraDeps: ["input", "button", "spinner"], files: [ "blocks/landing/newsletter-band/newsletter-band.tsx", "blocks/ui/eyebrow/eyebrow.tsx", "blocks/ui/_kit/product-picture.tsx", ], props: [ { name: "heading", type: "string", description: "Band heading." }, { name: "sub", type: "string", description: "Supporting sentence." }, { name: "onSubmit", type: "(email: string) => Promise", description: "Resolve for success, reject for the error state." }, { name: "buttonLabel", type: "string", default: "'Subscribe'", description: "Button label." }, { name: "image", type: "ProductImage", description: "Image for with-image." }, { name: "variant", type: "'inline' | 'stacked' | 'with-image'", default: "'inline'", description: "Layout." }, ], tags: ["newsletter", "form", "landing"], status: "ready", }; 24:["$","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"]}]}],["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","$L2d",null,{"href":"/#landing","data-slot":"breadcrumb-link","className":"transition-colors hover:text-foreground","children":"Landing"}]}],["$","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":["$","span",null,{"data-slot":"breadcrumb-page","role":"link","aria-disabled":"true","aria-current":"page","className":"font-normal text-foreground","children":"Newsletter band"}]}]]}]}],["$","div",null,{"className":"flex flex-wrap items-center gap-3","children":[["$","h1",null,{"className":"text-2xl font-bold","children":"Newsletter band"}],["$","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"}]]}],["$","p",null,{"className":"max-w-[65ch] text-sm text-muted-foreground","children":"Email capture with pending, success and error states the Kobra way: label turns out, spinner turns in, aria-busy, never disabled. Inline, stacked, or with an image."}]]}],["$","$L2e",null,{"preview":["$","$L2f",null,{"slug":"newsletter-band","group":"landing","minHeight":480,"fixedHeight":"$undefined"}],"code":["$","$L30",null,{"files":[{"path":"blocks/landing/newsletter-band/newsletter-band.tsx","code":"$31"},{"path":"blocks/ui/eyebrow/eyebrow.tsx","code":"import type { ReactNode } from \"react\";\nimport { cn } from \"@/lib/utils\";\n\n/** Small mono label that sits above a headline. */\nexport function Eyebrow({\n children,\n className,\n as: Tag = \"p\",\n}: {\n children: ReactNode;\n className?: string;\n as?: \"p\" | \"span\" | \"div\";\n}) {\n return {children};\n}\n\nexport default Eyebrow;\n"},{"path":"blocks/ui/_kit/product-picture.tsx","code":"$32"},{"path":"blocks/landing/newsletter-band/demo.tsx","code":"$33"},{"path":"blocks/landing/newsletter-band/meta.ts","code":"$34"}]}],"props":"$L35"}],"$L36"]}]