const express = require('express'),
path = require("path"),
fs = require("fs")

const PORT = process.env.PORT || 8080

var app = express()

function randomFileInDir(directory) {
    var dir = fs.readdirSync(directory)
    return path.join(directory, dir[Math.floor(Math.random() * dir.length)])
}

app.get("/", (req, res) => {
    res.send({
        info: "Welcome to the API! It's still a work in process, so there's not much here yet. I don't really know how to do APIs yet so expect it to suck if I add anything.",
        documentation: "https://codeberg.org/Bingus_Violet/api.violets-purgatory.dev/wiki",
        current_commands: {
            "/v1/pfp": {
                description: "Generates a random PFP. For use on the main page & with UserPFP on Discord."
            }
        }
    })
})

app.get("/v1/pfp", (req, res) => {
    res.sendFile(randomFileInDir(path.join(__dirname, 'pfps')))
})

app.listen(PORT, () => {
    console.log("API is now listening on port 8080!")
})