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

router.get('/', function(req, res, next) {

    var stat_data = {};

    var count = 0;
    for (var key in dhcp_lease_data) {

        /* Mac OUI Lookup */
        var mac_oui = "";
        if(typeof dhcp_lease_data[key].mac.split(":").join("") !== "undefined") {
            mac_oui = dhcp_lease_data[key].mac.split(":").join("").toUpperCase().slice(0, 6);
        }

        if(mac_oui == "")
            continue;

        if(typeof stat_data[mac_oui] === "undefined")
            stat_data[mac_oui] = {};

        if(typeof stat_data[mac_oui].count === "undefined")
            stat_data[mac_oui].count = 0;

        stat_data[mac_oui].count++;

        if(stat_data[mac_oui].mac_prefix !== "undefined") {
            stat_data[mac_oui].mac_prefix = mac_oui;
        }

        if(stat_data[mac_oui].vendor !== "undefined"){
            if(typeof oui_data[mac_oui] !== "undefined") {
                stat_data[mac_oui].vendor = oui_data[mac_oui];
            }
        }
    }

    res.setHeader('Content-Type', 'application/json');
    res.send(JSON.stringify(stat_data));
});

module.exports = router;