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twitter-wrapper.js
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twitter-wrapper.js
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const T = require("twit");
const Promise = require('bluebird');
let twitterInstance;
const _getTwitter = () => {
if (!twitterInstance) {
return new T({
consumer_key: process.env.TWITTER_CONSUMER_KEY,
consumer_secret: process.env.TWITTER_API_SECRET,
app_only_auth: true
});
}
return twitterInstance;
};
const WORLDWIDE_WOEID = 1;
const TRENDS_PATH = 'trends/place';
const _getTopTrends = (data) => {
let topTrends = [];
data = data[0];
if (data && data.trends && data.trends.length) {
topTrends = data.trends.slice(0, 5);
}
return topTrends;
}
exports.getTrends = (woeid) => {
return new Promise((resolveCallback, rejectCallback) => {
_getTwitter().get(TRENDS_PATH, { id: woeid }, (err, data, response) => {
if (err) {
rejectCallback(err);
} else if (data) {
const topTrends = _getTopTrends(data);
if (topTrends && topTrends.length) {
resolveCallback(topTrends);
} else {
rejectCallback();
}
}
});
});
}