// This cron emails Hacker News stories from its API every 3 days. import { email } from "https://esm.town/v/std/email"; async function fetchStories(type: string, count: number) { const response = await fetch(`https://hacker-news.firebaseio.com/v0/${type}stories.json`); const storyIds = await response.json(); const stories = await Promise.all( storyIds.slice(0, count).map(async (id: number) => { const storyResponse = await fetch(`https://hacker-news.firebaseio.com/v0/item/${id}.json`); return storyResponse.json(); }), ); return stories; } function createStoryHTML(story: any) { return `

${story.title} (${story.score} points by ${story.by})

`; } function createEmailContent( topStories: any[], newStories: any[], showStories: any[], askStories: any[], jobStories: any[], ) { return ` Hacker News Digest

Hacker News Digest

Top

${topStories.map(createStoryHTML).join("")}

Newest

${newStories.map(createStoryHTML).join("")}

Show HN

${showStories.map(createStoryHTML).join("")}

Ask HN

${askStories.map(createStoryHTML).join("")} ${ jobStories.length > 0 ? `

Jobs

${jobStories.map(createStoryHTML).join("")} ` : "" } `; } export default async function server(req: Request) { try { const topStories = await fetchStories("top", 10); const newStories = await fetchStories("new", 5); const showStories = await fetchStories("show", 3); const askStories = await fetchStories("ask", 3); const jobStories = await fetchStories("job", 3); const emailContent = createEmailContent(topStories, newStories, showStories, askStories, jobStories); await email({ subject: "Your Hacker News Digest", html: emailContent, }); console.log("Hacker News digest email sent successfully!"); } catch (error) { console.error("An error occurred while generating the Hacker News digest."); console.error("Error:", error); } }

hackerNewsDigest