giftcord/Functions/getWinner.js

Giveaway discord.js Package

const scheduler = require('node-schedule');
const GiveawayModel = require('../models/Giveaway');

function getWinner(users, max) {

    if (users.length < 1) return false;

    if (users.length <= max) return users;

    const numbers = new Set();
    const array = [];
    let i = 0;
    while(i < max) {
        const random = Math.floor(Math.random() * users.length);

        const selected = users[random];
        if (!numbers.has(random)) {
            array.push(selected);
            i++
        }
    }
    return array;
}

module.exports = { getWinner };