const express = require('express');
const myScanner = require('./myScanner.js');
const ipGeolocation = require('./ipGeolocation');;


var app = express();

app.use(function(req, res, next) {
    res.header("Access-Control-Allow-Origin", '*');
    res.header("Access-Control-Allow-Credentials", true);
    res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE,OPTIONS');
    res.header("Access-Control-Allow-Headers", 'Origin,X-Requested-With,Content-Type,Accept,content-type,application/json');
    next();
});

const port = process.env.PORT || 3000;

app.get('/', (req, res) => {

	res.send('<h2>server is up</h2><br><strong>GET</strong> /api/port/:ipAddr<br><strong>GET</strong> /api/geo/:ipAddr');

});

app.get('/api/port/:ipAddr', (req, res) => {

	const ip = req.params.ipAddr;

	myScanner.portScan(ip)
		.then((list) => {
			res.send(list);
		}).catch((err) => {
			res.status(400).send(err); //invalid ip address
		});

});

app.get('/api/geo/:ipAddr', (req, res) => {

	const ip = req.params.ipAddr;

	ipGeolocation.locate(ip)
		.then((info) => {
			res.send(info);
		}).catch((err) => {
			res.status(400).send(err); //invalid ip address
		});

});

app.listen(port, () => {

	var time = new Date().toString();
	console.log(`[${time}] Server in up on ${port}`);

});