skylex/functions/GiveawayManager.js

Botlarınızda Rahatlıkla Kullanabileceğiniz Bir Modüldür.

const scheduler = require('node-schedule');
const Model = require('../models/GiveawayManager');

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;
}

async function schedule(stuff, giveawayArray) {
    for(let i = 0; i < giveawayArray.length; i++) {
        let { messageId, channelId, endsOn, prize, winners } = giveawayArray[i];
        scheduler.scheduleJob(`${messageId}`, endsOn, async () => {
            const channel = stuff.client.channels.cache.get(channelId);
            if (channel) {
                const message = await channel.messages.fetch(messageId);
                if (message) {
                    const { embeds, reactions } = message;
                    const reaction = reactions.cache.get('🎉');
                    const users = await reaction.users.fetch();
                    const entries = users.filter(user => !user.bot).array();
                    if (embeds.length === 1) {
                        const embed = embeds[0];
                        const winner = getWinner(entries, winners);
                        let finalWinners;
                        if (!winner) {
                            finalWinners = 'Nobody Reacted';
                        }
                        else {
                            finalWinners = winner.map(user => user.toString()).join(', ');
                        }
                        embed.setDescription(`🎖️ Winner(s): ${finalWinners}`);
                        embed.setFooter(stuff.client.user.username, stuff.client.user.displayAvatarURL({ format: 'png', size: 512 }));
                        await message.edit(embed);
                        if (!winner) {
                            message.channel.send(`Nobody reacted to the **${prize}** giveaway. **ID**: \`${messageId}\`\n${message.url}`);
                        }
                        else {
                            message.channel.send(`Congratulations ${finalWinners}, you won the **${prize}**!\n**ID**: \`${messageId}\`\n${message.url}`);
                        }
                        const ended = await endGiveaway(messageId);
                        stuff.emit('giveawayEnd', ended);
                    }
                }
            }
        });
    }
}

async function endGiveaway(messageId) {
    let data = await Model.findOne({ messageId: messageId });
    data.hasEnded = 'True';
    await data.save();
    return data;
}

module.exports = {
    getWinner,
    schedule,
    endGiveaway
}