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import {TextChannel, Message, MessageReaction} from 'discord.js';
import delay from 'delay';
const INITAL_DELAY = 500;
const PERIOD = 500;
export default class {
public isStopped = true;
private readonly channel: TextChannel;
private readonly text: string;
private msg!: Message;
constructor(channel: TextChannel, text = 'cows! count \'em') {
this.channel = channel;
this.text = text;
}
async start(): Promise<void> {
this.msg = await this.channel.send(this.text);
const icons = ['🐮', '🐴', '🐄'];
const reactions: MessageReaction[] = [];
let i = 0;
let isRemoving = false;
this.isStopped = false;
(async () => {
await delay(INITAL_DELAY);
while (!this.isStopped) {
if (reactions.length === icons.length) {
isRemoving = true;
}
// eslint-disable-next-line no-await-in-loop
await delay(PERIOD);
if (isRemoving) {
const reactionToRemove = reactions.shift();
if (reactionToRemove) {
// eslint-disable-next-line no-await-in-loop
await reactionToRemove.users.remove(this.msg.client.user!.id);
} else {
isRemoving = false;
}
} else {
if (!this.isStopped) {
// eslint-disable-next-line no-await-in-loop
reactions.push(await this.msg.react(icons[i % icons.length]));
}
i++;
}
}
})();
}
async stop(str = 'u betcha'): Promise<Message> {
const wasAlreadyStopped = this.isStopped;
this.isStopped = true;
const editPromise = str ? this.msg.edit(str) : null;
const reactPromise = str && !wasAlreadyStopped ? (async () => {
await this.msg.fetch();
await Promise.all(this.msg.reactions.cache.map(async react => {
if (react.me) {
await react.users.remove(this.msg.client.user!.id);
}
}));
})() : null;
await Promise.all([editPromise, reactPromise]);
return this.msg;
}
}
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