Snippet: Twitter User Notifications in Discord

Twitter User Notifications in Discord
aseboldt — aseboldt
Receive alerts when specific accounts tweet.
// authenticates you with the API standard library
// type `await lib.` to display API autocomplete
const lib = require('lib')({token: process.env.STDLIB_SECRET_TOKEN});

/*** Set up ***/

/* Step one: */
// Enter twitter handles into array as strings.
let twitterAccounts = ['@jack', '@newsycombinator'];

/* Step two: */
// Enter the name of the channel you want to receive alerts from.
let alertChannel = 'general';

let twitterQuery = twitterAccounts
  .map((twitterAccount) => {
    return `from:${twitterAccount.slice(1)}`;
  })
  .join(' OR ');

let key = `__${context.service.identifier}:lastTweet__`;

let lastTweetId = await lib.utils.kv['@0.1.16'].get({
  key: key,
});

let searchResponse = await lib.twitter.tweets['@1.1.0'].search.tweets.list({
  q: twitterQuery,
  since_id: lastTweetId,
  count: 10,
});

let recentTweets = searchResponse.statuses
  .filter((status) => {
    return (
      !status.retweeted_status &&
      new Date(status.created_at).getTime() > new Date().getTime() - 3600000
    );
  })
  .reverse();

let guilds = await lib.discord.guilds['@0.0.2'].list({
  limit: 1,
});

let channels = await lib.discord.guilds['@0.0.2'].channels.list({
  guild_id: guilds[0].id,
});

let alertsChannel = channels.find((channel) => {
  return channel.name === alertChannel || `#${channel.name}` === alertChannel;
});

if (!alertsChannel) {
  throw new Error(`No channel matching "${alertChannel}" found.`);
}

try {
  for (let i = 0; i < recentTweets.length; i++) {
    let tweet = recentTweets[i];
    await lib.discord.channels['@0.0.3'].messages.create({
      channel_id: alertsChannel.id,
      content: `https://twitter.com/${tweet.user.screen_name}/status/${tweet.id_str}/`,
    });
    lastTweetId = tweet.id_str;
  }
} catch (e) {
  // Likely due to Discord rate limits, remaining alerts should be sent on the next run
  console.log(e);
}

if (lastTweetId) {
  await lib.utils.kv['@0.1.16'].set({
    key: key,
    value: lastTweetId,
  });
}

return recentTweets;