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const http = require("node:http");
const welcomeMessage = require("./routes/default/index.js");
const getNodeInfo = require('./routes/getNodeInfo/index.js');
const getPeers = require('./routes/getPeers/index.js');
const getZblock = require('./routes/getZblock/index.js');
const getZlatest = require('./routes/getZLatest/index.js');
const getSblock = require('./routes/getSBlock/index.js');
const getSlatest = require('./routes/getSLatest/index.js');
const akLogMessage = require('./lib/akLogMessage');
const serverOptions = { keepAliveTimeout: 60000 };
function printRequest(req)
{
console.log(req.connection.remoteAddress);
console.log(req.headers);
console.log(req.method, req.url);
console.log('HTTP/' + req.httpVersion);
}
function respondError(res, errorMessage)
{
res.writeHead(404, { 'Content-Type': 'application/json'});
res.end(JSON.stringify({
error: errorMessage
}));
}
function testRootRoute(req, res)
{
notImplemented(req, res);
}
function testRoute(req, res)
{
respondError(res, "Mpla mpla");
}
function getRoutes(req, res)
{
var args = req.url.split('/');
if (args[1] === 'v0' && args.length > 2 && args[2] !== ""){
switch(args[2])
{
case 'test': testRoute(req, res); break;
case 'root': testRootRoute(req, res); break;
case 'peers': getPeers(req, res); break;
case 'node_info': getNodeInfo(req, res); break;
case 'zblock': getZblock(req, res); break;
case 'zlatest': getZlatest(req, res); break;
case 'sblock': getSblock(req, res); break;
case 'slatest': getSlatest(req, res); break;
default: notImplemented(req, res);
}
}
else {
welcomeMessage(req, res);
}
}
function postRoutes(req, res)
{
switch(req.url)
{
default: notImplemented(req, res);
}
}
function notImplemented(req, res)
{
res.writeHead(404, { 'Content-Type': 'application/json'});
res.end(JSON.stringify({
url: req.url,
error: 'not implemented'
}));
}
function processMethod(req, res)
{
switch(req.method)
{
case 'GET': getRoutes(req, res); break;
case 'POST': postRoutes(req, res); break;
default: notImplemented(req, res);
}
}
function checkIfAllowedIP(address)
{
return address.startsWith('fc') ? true : false;
}
function requestParser(req, res)
{
printRequest(req);
akLogMessage('INFO', `Incoming from [${req.connection.remoteAddress}]:${req.socket._peername.port} @ ${req.headers.host}${req.url}`);
if (checkIfAllowedIP(req.connection.remoteAddress)){
res.setHeader('Access-Control-Allow-Origin', '*');
processMethod(req, res);
}
else {
res.end();
}
}
const server = http.createServer(serverOptions, requestParser);
server.listen(8610);
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