var express = require('express');
var router = express.Router();

const { getAllNodes, getNodeInfoFromId, getAllConnections } = require("../utilities/mysqlHandler");
const { filterPresetsAvailable } = require("../utilities/utils");

/* GET home page. */
router.get('/', async (req, res) => {
	var nodes = await new Promise((recordResolve, recordReject) => {
		getAllNodes((nodeRows) => {
			recordResolve(nodeRows);
		});
	});
	var connections = await getAllConnections();
	var presets = await new Promise((recordResolve, recordReject) => {
		getAllNodes((nodeRows) => {
			recordResolve(filterPresetsAvailable(nodeRows));			
		});
	});

	//var sources = libCore.getSources();
	return res.render('index', { 'page': 'index', 'nodes': nodes, 'connections': connections, 'presets': presets });
});

/* GET node controller page. */
router.get('/controller', async (req, res) => {
	var nodes = await new Promise((recordResolve, recordReject) => {
		getAllNodes((nodeRows) => {
			recordResolve(nodeRows);
		});
	});

	//var sources = libCore.getSources();
	return res.render('controller', { 'nodes': nodes, 'page': 'controller' });
});

/* GET individual node page. */
router.get('/node/:id', async (req, res) => {
	var node = await getNodeInfoFromId(req.params.id);

	//var sources = libCore.getSources();
	return res.render('node', { 'node': node, 'page': 'node' });
});

module.exports = router;