feat: add endpoint-driven Alby Blog widget #2173
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| # set a custom messageboard wallet (should be a sub-wallet with only make invoice and list transactions permissions) | ||
| #VITE_LIGHTNING_MESSAGEBOARD_NWC_URL="nostr+walletconnect://5f8e7c098137ccca853327be44a9b2e956cf79a8e2336e27a4f27b3fb55325b6?relay=wss://relay.getalby.com&relay=wss://relay2.getalby.com&secret=ace5c4b9e08138a2ef91b4ccf1379952c77c651866b29f5872b5165134417894" | ||
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| # optional blog endpoint used by Home Alby Blog widget | ||
| #VITE_ALBY_BLOG_ENDPOINT=https://getalby.com/api/hub/blog/latest | ||
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| import { SquareArrowOutUpRightIcon } from "lucide-react"; | ||
| import React from "react"; | ||
| import { | ||
| Card, | ||
| CardContent, | ||
| CardFooter, | ||
| CardHeader, | ||
| CardTitle, | ||
| } from "src/components/ui/card"; | ||
| import { ExternalLinkButton } from "src/components/ui/custom/external-link-button"; | ||
| import { cn } from "src/lib/utils"; | ||
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| type BlogPost = { | ||
| id: string; | ||
| title: string; | ||
| description: string; | ||
| url: string; | ||
| imageUrl?: string; | ||
| publishedAt?: string; | ||
| }; | ||
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| const ALBY_BLOG_ENDPOINT = | ||
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Contributor
There was a problem hiding this comment. we shouldn't do fetching in the view itself. its not consistent. we use swr for api requests and api requests shall be done on go backend and repsonse should be passed on frontend |
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| import.meta.env.VITE_ALBY_BLOG_ENDPOINT || | ||
| "https://getalby.com/api/hub/blog/latest"; | ||
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Contributor
There was a problem hiding this comment. it uses this single api endpoint. then where this api/hub/blog/feed is used. i see it added in other pr |
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| const fallbackThemes = [ | ||
| "from-emerald-200 via-cyan-200 to-yellow-200", | ||
| "from-orange-200 via-amber-100 to-pink-100", | ||
| "from-slate-200 via-zinc-100 to-lime-100", | ||
| "from-sky-200 via-indigo-100 to-violet-100", | ||
| ]; | ||
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| function toStringValue(value: unknown): string | undefined { | ||
| return typeof value === "string" && value.trim() ? value.trim() : undefined; | ||
| } | ||
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| function normalizePost(input: unknown): BlogPost | null { | ||
| if (!input || typeof input !== "object") { | ||
| return null; | ||
| } | ||
| const item = input as Record<string, unknown>; | ||
| const id = toStringValue(item.id) || toStringValue(item.slug) || "latest"; | ||
| const title = toStringValue(item.title); | ||
| const description = | ||
| toStringValue(item.lead) || | ||
| toStringValue(item.description) || | ||
| toStringValue(item.excerpt); | ||
| const url = toStringValue(item.url) || toStringValue(item.link); | ||
| const imageUrlValue = | ||
| toStringValue(item.imageUrl) || | ||
| toStringValue(item.image_url) || | ||
| toStringValue(item.coverImage) || | ||
| toStringValue(item.cover_image); | ||
| const imageUrl = imageUrlValue?.replace(/&/g, "&"); | ||
| const publishedAt = | ||
| toStringValue(item.publishedAt) || toStringValue(item.published_at); | ||
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| if (!title || !url || !description) { | ||
| return null; | ||
| } | ||
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| return { | ||
| id, | ||
| title, | ||
| description, | ||
| url, | ||
| imageUrl, | ||
| publishedAt, | ||
| }; | ||
| } | ||
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| function pickLatestPost(posts: BlogPost[]): BlogPost { | ||
| const dated = posts.filter((p) => p.publishedAt); | ||
| if (dated.length > 0) { | ||
| return [...dated].sort( | ||
| (a, b) => | ||
| new Date(b.publishedAt || "").getTime() - | ||
| new Date(a.publishedAt || "").getTime() | ||
| )[0]; | ||
| } | ||
| return posts[0]; | ||
| } | ||
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| async function fetchBlogPosts(): Promise<BlogPost[]> { | ||
| const response = await fetch(ALBY_BLOG_ENDPOINT); | ||
| if (!response.ok) { | ||
| throw new Error(`Failed to fetch blog posts: ${response.status}`); | ||
| } | ||
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| const payload = (await response.json()) as unknown; | ||
| const candidates = Array.isArray(payload) | ||
| ? payload | ||
| : Array.isArray((payload as { posts?: unknown[] })?.posts) | ||
| ? (payload as { posts: unknown[] }).posts | ||
| : [payload]; | ||
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| return candidates | ||
| .map(normalizePost) | ||
| .filter((post): post is BlogPost => !!post); | ||
| } | ||
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| export function AlbyBlogWidget() { | ||
| const [post, setPost] = React.useState<BlogPost | null>(null); | ||
| const [themeClassName, setThemeClassName] = React.useState(fallbackThemes[0]); | ||
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| React.useEffect(() => { | ||
| const loadPost = async () => { | ||
| try { | ||
| const posts = await fetchBlogPosts(); | ||
| if (!posts.length) { | ||
| setPost(null); | ||
| return; | ||
| } | ||
| const latest = pickLatestPost(posts); | ||
| setPost(latest); | ||
| const themeIndex = Math.abs( | ||
| [...latest.id].reduce((sum, ch) => sum + ch.charCodeAt(0), 0) | ||
| ); | ||
| setThemeClassName(fallbackThemes[themeIndex % fallbackThemes.length]); | ||
| } catch { | ||
| setPost(null); | ||
| } | ||
| }; | ||
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| void loadPost(); | ||
| }, []); | ||
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| if (!post) { | ||
| return null; | ||
| } | ||
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| return ( | ||
| <Card className="overflow-hidden rounded-[14px] shadow-none"> | ||
| <CardHeader className="px-6 pb-0"> | ||
| <CardTitle className="text-base font-semibold">Alby Blog</CardTitle> | ||
| </CardHeader> | ||
| <CardContent className="px-6 pt-0"> | ||
| <div className="relative h-[247px] overflow-hidden rounded-xl border"> | ||
| {post.imageUrl ? ( | ||
| <img | ||
| src={post.imageUrl} | ||
| alt={post.title} | ||
| className="absolute inset-0 size-full object-cover" | ||
| /> | ||
| ) : ( | ||
| <div | ||
| className={cn( | ||
| "absolute inset-0 bg-gradient-to-br", | ||
| themeClassName | ||
| )} | ||
| > | ||
| <div className="absolute -left-10 top-6 size-36 rounded-full bg-white/35 blur-3xl" /> | ||
| <div className="absolute -right-8 bottom-2 size-40 rounded-full bg-white/20 blur-3xl" /> | ||
| <div className="absolute inset-0 bg-white/10" /> | ||
| </div> | ||
| )} | ||
| </div> | ||
| </CardContent> | ||
| <CardFooter className="flex flex-col items-start gap-4 px-6 pb-6 pt-0"> | ||
| <div className="space-y-1"> | ||
| <p className="text-xl font-semibold leading-7 text-foreground"> | ||
| {post.title} | ||
| </p> | ||
| <p className="text-base leading-6 text-muted-foreground"> | ||
| {post.description} | ||
| </p> | ||
| </div> | ||
| <div className="flex w-full justify-end"> | ||
| <ExternalLinkButton to={post.url} variant="outline"> | ||
| Read on Alby Blog | ||
| <SquareArrowOutUpRightIcon /> | ||
| </ExternalLinkButton> | ||
| </div> | ||
| </CardFooter> | ||
| </Card> | ||
| ); | ||
| } | ||
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no need of env variables once we shift api fetching to backend. we have alby internal api endpoints already defined in backend