Automate the YouTube Research
Behind Your Newsletter

// weekly-digest.js — run every Sunday via cron
const VIDPROXY_KEY = process.env.VIDPROXY_API_KEY;
const TAGS = ['AI Research', 'Dev Tools', 'Market Analysis'];

async function buildWeeklyDigest() {
  // Pull all tags in parallel
  const results = await Promise.all(
    TAGS.map(tag =>
      fetch(`https://vidproxy.pro/api/videos?tag=${encodeURIComponent(tag)}&since=7d`, {
        headers: { Authorization: `Bearer ${VIDPROXY_KEY}` }
      }).then(r => r.json())
    )
  );

  // Flatten and sort by publish date
  const videos = results
    .flatMap(r => r.videos)
    .sort((a, b) => new Date(b.published_at) - new Date(a.published_at));

  // Build context for GPT — use pre-generated summaries if available
  const context = videos.map(v =>
    `**${v.video_title}** (${v.channel_name})\n${v.summary || v.transcript_text.slice(0, 800)}`
  ).join('\n\n---\n\n');

  // Generate digest
  const digest = await openai.chat.completions.create({
    model: 'gpt-4o',
    messages: [{
      role: 'user',
      content: `You are a research assistant for a tech newsletter. Below are summaries of YouTube videos published this week. Identify the 5 most interesting ideas worth featuring. For each, write a 2-3 sentence explanation of why it matters to a technical audience.\n\n${context}`
    }]
  });

  // Send to Notion writing doc
  await pushToNotionDoc(digest.choices[0].message.content, videos.length);
}

buildWeeklyDigest();