'use strict';
const { Events } = require('../../../util/Constants');
const textBasedChannelTypes = ['dm', 'text', 'news'];
module.exports = (client, { d: data }) => {
const channel = client.channels.cache.get(data.channel_id);
const user = client.users.cache.get(data.user_id);
const timestamp = new Date(data.timestamp * 1000);
if (channel && user) {
if (!textBasedChannelTypes.includes(channel.type)) {
client.emit(Events.WARN, `Discord sent a typing packet to a ${channel.type} channel ${channel.id}`);
return;
}
if (channel._typing.has(user.id)) {
const typing = channel._typing.get(user.id);
typing.lastTimestamp = timestamp;
typing.elapsedTime = Date.now() - typing.since;
client.clearTimeout(typing.timeout);
typing.timeout = tooLate(channel, user);
} else {
const since = new Date();
const lastTimestamp = new Date();
channel._typing.set(user.id, {
user,
since,
lastTimestamp,
elapsedTime: Date.now() - since,
timeout: tooLate(channel, user),
});
/**
* Emitted whenever a user starts typing in a channel.
* @event Client#typingStart
* @param {Channel} channel The channel the user started typing in
* @param {User} user The user that started typing
*/
client.emit(Events.TYPING_START, channel, user);
}
}
};
function tooLate(channel, user) {
return channel.client.setTimeout(() => {
channel._typing.delete(user.id);
}, 10000);
}