Mariochat/src/hooks.client.ts

import * as nacl from 'tweetnacl'

const newKey = nacl.randomBytes(nacl.secretbox.keyLength)
console.log(newKey)

function encryptMessage(message: string, key: Uint8Array) {
	const nonce = nacl.randomBytes(nacl.secretbox.nonceLength)
	const messageUint8 = new TextEncoder().encode(message)
	const box = nacl.secretbox(messageUint8, nonce, key)
	return { nonce, box }
}

function decryptMessage(nonce: Uint8Array, box: Uint8Array, key: Uint8Array) {
	const decryptedMessage = nacl.secretbox.open(box, nonce, key)
	if (!decryptedMessage) {
		return null
	}
	return new TextDecoder().decode(decryptedMessage)
}

const encrypted = encryptMessage('hallo zipfl', newKey)

const decrypted = decryptMessage(encrypted.nonce, encrypted.box, newKey)

console.log(decrypted)

const myKeyPair = nacl.box.keyPair()
console.log(myKeyPair)

const createRoom = (roomName: string) => {
	const roomKey = nacl.randomBytes(nacl.secretbox.keyLength)
	const room = {
		name: roomName,
		key: roomKey,
		users: [
			/* TODO self */
		],
	}
}