avamaxboobs/functions/randomitem/RandomImage.js

A package for randomly selecting images of various people's boobs. Intended to be used for discord bot commands.

const fs =require('fs');
const path  = require('path')

/**
 * Get a random image from a list
 * @param {string} list the list to get a random image from
 * @returns {Promise<string>} random image from the provided list
 * @example RandomImage('boobs') //returns a random image from the list 'boobs', if it exists
 */
async function RandomImage(list){
    if(typeof list!='string') throw new Error('List must be a string');
    
    const listfolder = fs.readdirSync(path.join(__dirname.slice(0,__dirname.length-21),'lists'));
    if(!listfolder.includes(`${list}.json`)) throw new Error(`Invalid list. List must be one of the following: ${listfolder.map(file=>file.slice(0,file.length-5)).join(', ')}`)

    const listfile = fs.readFileSync(path.join(__dirname.slice(0,__dirname.length-21),'lists',`${list}.json`))
    const keys = Object.keys(JSON.parse(listfile.toString()))
    const val = JSON.parse(listfile.toString())[keys]
    const image = val[Math.floor(Math.random()*val.length)];
    return image;
}

module.exports={
    RandomImage
}