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<script src="curve25519_generate.js" onError='document.write("<h3>Did you forget to run \"make\" to compile curve25519_generate.js?</h3><!--");'></script>
<script>
/* SPDX-License-Identifier: GPL-2.0
 *
 * Copyright (C) 2015-2017 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
 */

function sendPubkeyToServer(pubkey, username, password)
{
	alert("Sending " + username + ":" + password + " to server for new pubkey " + pubkey + "...");

	// send info to server

	var serverResponse = {
		publicKey: "6spHEFoJrp9pijbxjJoS6fHjZaAWQqtdFFO/OtpVe3w=",
		allowedIPs: [ "0.0.0.0/0", "::/0" ],
		endpoint: "demo.wireguard.com:63321",
		address: [ "192.168.18.42/32", "fd08:1234:1111::77/128" ],
		dns: [ "8.8.8.8", "8.8.4.4" ]
	}

	return serverResponse;
}

function downloadNewConfiguration()
{
	var keypair = WireGuard.generateKeypair();
	var serverResponse = sendPubkeyToServer(keypair.publicKey, "zx2c4", "supersecretpassword");

	var config = [];
	config.push("[Interface]");
	config.push("PrivateKey = " + keypair.privateKey);
	config.push("Address = " + serverResponse.address.join(", "));
	config.push("DNS = " + serverResponse.dns.join(", "));
	config.push("");
	config.push("[Peer]");
	config.push("PublicKey = " + serverResponse.publicKey);
	config.push("AllowedIPs = " + serverResponse.allowedIPs.join(", "));
	config.push("Endpoint = " + serverResponse.endpoint);
	config.push("");
	config = config.join("\n");

	var blob = new Blob([config], { type: "text/plain" });
	var a = document.createElement("a");
	a.download = "demo0.conf";
	a.href = URL.createObjectURL(blob);
	a.style.display = "none";
	document.body.appendChild(a);
	a.click();
	document.body.removeChild(a);
}
</script>

<a href="javascript:downloadNewConfiguration()">Download a WireGuard configuration file</a>