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@emersonbroga
Last active March 16, 2020 04:10
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const Parser = require('rss-parser');
const parseVolumeToInt = volume => {
const vol = volume.replace('+', '').replace(',', '');
return Number.parseInt(vol, 10);
};
async function getGoogleTrends(url) {
const parser = new Parser({
defaultRSS: 2.0,
customFields: {
item: [['ht:approx_traffic', 'volume', { keepArray: false }]],
},
});
const trends = await parser.parseURL(url);
const items = trends.items.map(item => {
return { name: item.title, volume: parseVolumeToInt(item.volume) };
});
const sorted = items.sort((a, b) => b.volume - a.volume);
return sorted;
}
const fetchData = async (limit = 10) => {
const [us, br] = await Promise.all([
getGoogleTrends('https://trends.google.com/trends/trendingsearches/daily/rss?geo=US'),
getGoogleTrends('https://trends.google.com/trends/trendingsearches/daily/rss?geo=BR'),
]);
const items = [...us, ...br];
const sorted = items.sort((a, b) => b.volume - a.volume);
const limited = sorted.slice(0, limit);
return limited;
};
export default { fetchData };
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