RSSHub/lib/v2/tradingview/blog.js

61 lines
1.7 KiB
JavaScript

const got = require('@/utils/got');
const cheerio = require('cheerio');
const { parseDate } = require('@/utils/parse-date');
const asyncPool = require('tiny-async-pool');
const { art } = require('@/utils/render');
const path = require('path');
module.exports = async (ctx) => {
const language = ctx.params.language ?? 'en';
const rootUrl = 'https://www.tradingview.com';
const currentUrl = `${rootUrl}/blog/${language}`;
const response = await got({
method: 'get',
url: currentUrl,
});
const $ = cheerio.load(response.data);
const list = $('.articles-grid-item a[rel="bookmark"]')
.slice(0, ctx.query.limit ? parseInt(ctx.query.limit) : 20)
.toArray()
.map((item) => {
item = $(item);
return {
title: item.find('.title').text(),
link: item.attr('href'),
pubDate: parseDate(item.find('.date').text(), 'MMMM D, YYYY'),
};
});
const items = [];
for await (const item of asyncPool(3, list, (item) =>
ctx.cache.tryGet(item.link, async () => {
const detailResponse = await got({
method: 'get',
url: item.link,
});
const content = cheerio.load(detailResponse.data);
item.description = art(path.join(__dirname, 'templates/description.art'), {
image: content('.single-img img').attr('src'),
description: content('.entry-content').html(),
});
return item;
})
)) {
items.push(item);
}
ctx.state.data = {
title: $('title').text(),
link: currentUrl,
item: items,
};
};