Konpeki-Discord-Bot/commands/lottery.js

/*
*  Konpeki Discord Bot - Slash Command Definition File
*  lottery.js - Rolls X numbers from 1 - Y and returns them
*/

const { SlashCommandBuilder } = require('discord.js');
const { randomInt } = require('node:crypto');

module.exports = {
    data: new SlashCommandBuilder()
        .setName('lottery')
        .setDescription('Rolls a set of numbers you can use for whatever')

    // Get number of numbers to roll
        .addNumberOption(option =>
            option.setName('count')
                .setDescription('How many numbers to roll'),
        )

    // Get max number to roll
        .addNumberOption(option =>
            option.setName('max')
                .setDescription('Set the maximum roll'),
        )

    // Optional Ephemeral check to allow user to choose command results to be shared publicly or private; send to self only if no selection.
        .addStringOption(option =>
            option.setName('ephemeral')
                .setDescription('Post the avatar in the current channel')
                .addChoices(
                    { name: 'Send to me only', value: 'true' },
                    { name: 'Send in channel', value: 'false' },
                )),

    async execute(interaction) {
        const isEphemeral = interaction.options.getString('ephemeral') ?? 'true';
        const rollCount = interaction.options.getNumber('count') ?? 6;
        const maxRoll = interaction.options.getNumber('max') ?? 99;

        // Limit max number rollable to prevent spam and API issues
        if (maxRoll > 999) {
            await interaction.reply({ content: `Big roller! Unfortunatly ${maxRoll} is too big a number for me. Try somewhere below 1000!`, ephemeral: true });
            return;
        }
        // Prevent 0 or less numbers
        else if (maxRoll < 1) {
            await interaction.reply({ content: `The fewer numbers, the higher the odds! Unfortunatly ${maxRoll} is too low a number... Try a positive number under 1000!`, ephemeral:true });
            return;
        }

        // Limit numbers rollable to prevent spam and API issues
        if (rollCount > 9) {
            await interaction.reply({ content: `You want ${rollCount} numbers?! That's a bit much, even for me...\nTry 9 or less please!`, ephemeral: true });
            return;
        }
        // Prevent 0 or less numbers
        else if (rollCount < 1) {
            await interaction.reply({ content: `It's kinda difficult to roll ${rollCount} numbers...\nTry a positive single digit number!`, ephemeral:true });
            return;
        }

        const lotteryNumbers = [];

        for (let i = 0; i < rollCount; i++) {
            lotteryNumbers.push(randomInt(1, maxRoll));
        }

        if (rollCount === 1) {
            await interaction.reply({ content: `Your lucky number is...\n${lotteryNumbers.toString().split(',').join(', ')}.`, ephemeral: (isEphemeral === 'true') });
        }
        else {
            await interaction.reply({ content: `Your lucky numbers are...\n${lotteryNumbers.toString().split(',').join(', ')}.`, ephemeral: (isEphemeral === 'true') });
        }
    },
};