collect_seed.js
4.86 KB
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const fs = require('fs');
const path = require('path');
const https = require('https');
const crawlTime = new Date().toISOString();
const seeds = [];
function fetchJson(url) {
return new Promise((resolve, reject) => {
https.get(url, { headers: { 'User-Agent': 'Mozilla/5.0' } }, (res) => {
let data = '';
res.on('data', chunk => data += chunk);
res.on('end', () => {
try { resolve(JSON.parse(data)); } catch (e) { reject(e); }
});
}).on('error', reject);
});
}
function fetchHttp(url) {
return new Promise((resolve, reject) => {
https.get(url, { headers: { 'User-Agent': 'Mozilla/5.0' } }, (res) => {
let data = '';
res.on('data', chunk => data += chunk);
res.on('end', () => resolve(data));
}).on('error', reject);
});
}
async function collectHn(query, platformLabel) {
const url = `https://hn.algolia.com/api/v1/search?query=${encodeURIComponent(query)}&tags=story&hitsPerPage=30`;
const data = await fetchJson(url);
for (const hit of data.hits || []) {
seeds.push({
id: `hn-${hit.objectID}`,
platform: platformLabel,
trend_type: 'discussion',
title: hit.title,
url: hit.url || `https://news.ycombinator.com/item?id=${hit.objectID}`,
metric: hit.points || 0,
metric_label: 'points',
comments: hit.num_comments || 0,
author: hit.author,
created_at: new Date(hit.created_at_i * 1000).toISOString(),
description: '',
source_url: url,
crawl_time: crawlTime
});
}
}
async function collectGitHub(query, platformLabel) {
const url = `https://api.github.com/search/repositories?q=${encodeURIComponent(query)}&sort=updated&order=desc&per_page=30`;
const data = await fetchJson(url);
for (const item of data.items || []) {
seeds.push({
id: `gh-${item.id}`,
platform: platformLabel,
trend_type: 'repo',
title: item.full_name,
url: item.html_url,
metric: item.stargazers_count || 0,
metric_label: 'stars',
language: item.language || '',
updated_at: item.updated_at,
description: (item.description || '').slice(0, 200),
source_url: url,
crawl_time: crawlTime
});
}
}
async function collectTikTokDiscover() {
const url = 'https://www.tiktok.com/node/share/discover?noUser=1&userCount=50';
const data = await fetchJson(url);
const list = data.body?.[0]?.exploreList || [];
for (const x of list) {
const ci = x.cardItem;
seeds.push({
id: `tt-${ci.id}`,
platform: 'tiktok',
trend_type: 'hashtag',
title: ci.title,
url: `https://www.tiktok.com${ci.link}`,
metric: ci.extraInfo?.views || 0,
metric_label: 'views',
cover: ci.cover || '',
description: (ci.description || '').slice(0, 200),
source_url: url,
crawl_time: crawlTime
});
}
}
async function collectProductHunt() {
const url = 'https://www.producthunt.com/feed?category=tech';
const xml = await fetchHttp(url);
const entryRegex = /<entry>([\s\S]*?)<\/entry>/g;
let m;
while ((m = entryRegex.exec(xml)) !== null) {
const entry = m[1];
const idMatch = entry.match(/<id>([^<]+)<\/id>/);
const titleMatch = entry.match(/<title>([^<]+)<\/title>/);
const linkMatch = entry.match(/<link rel="alternate"[^>]+href="([^"]+)"/);
const contentMatch = entry.match(/<content type="html"><!\[CDATA\[([\s\S]*?)\]\]>/);
const publishedMatch = entry.match(/<published>([^<]+)<\/published>/);
seeds.push({
id: `ph-${(idMatch?.[1] || '').replace(/.*\//, '')}`,
platform: 'product_hunt',
trend_type: 'product',
title: titleMatch?.[1] || '',
url: linkMatch?.[1] || '',
metric: 0,
metric_label: 'votes',
description: ((contentMatch?.[1] || '').replace(/<[^>]+>/g, ' ').trim()).slice(0, 200),
published_at: publishedMatch?.[1] || '',
source_url: url,
crawl_time: crawlTime
});
}
}
(async () => {
await collectTikTokDiscover();
await collectHn('tiktok', 'hn_tiktok');
await collectHn('youtube shorts', 'hn_youtube_shorts');
await collectHn('instagram reels', 'hn_instagram_reels');
await collectHn('twitter video', 'hn_twitter_video');
await collectGitHub('tiktok', 'github_tiktok');
await collectGitHub('youtube shorts', 'github_youtube_shorts');
await collectGitHub('instagram reels', 'github_instagram_reels');
await collectProductHunt();
// 落点必须由本文件位置推导，不能写相对 cwd 的路径：本脚本由 agent 运行时调用，
// cwd 是任务态目录（system/agents/{aid}/{cid}/{taskId}/），裸相对路径会在 cwd 下
// 造出一棵野生嵌套树而不是写到目标本体里（28 号改造前真的发生过）。
const outPath = path.resolve(__dirname, '../trend-scout-global/train/hunt/seed_data.json');
fs.writeFileSync(outPath, JSON.stringify(seeds, null, 2));
console.log(`Wrote ${seeds.length} seeds to ${outPath}`);
})();