/**
 * Created by root on 2015-07-20.
 */
var restify = require('restify');
var loginRecordProvider = require('./database/loginRecord');
var BufferHelper = require('bufferhelper');
var db = require('./database/db');

var server = restify.createServer({
    name: 'BehaviorMonitor',
    version: '1.0.0'
});
server.use(restify.acceptParser(server.acceptable));
server.use(restify.queryParser());
server.use(restify.bodyParser());

server.post('/api/loginrecord', function(req, res)
{
    var bufferHelper = new BufferHelper();
    req.on('data',function(chunk)
    {
        bufferHelper.concat(chunk);
    });

    req.on('end', function()
    {
        try
        {
            var chunks = bufferHelper.toBuffer().toString();
            console.log('receive data:\n'+chunks);
            var json = JSON.parse(chunks);
            json.gateway = getRemoteAdress(req);
            return loginRecordHandler(res, json, chunks);
        }
        catch (ex)
        {
            console.log('error:'+ex);
            return error(res,'data format error.');
        }
    });
});

function getRemoteAdress(req)
{
    var ip = req.headers['x-forwarded-for'] ||
        req.connection.remoteAddress ||
        req.socket.remoteAddress ||
        req.connection.socket.remoteAddress;
    return ip;
};

function loginRecordHandler(res,msg,raw)
{
    if(!msg.loginName)
        return error(res,'loginName is null.');

    loginRecordProvider.insert(msg, function(err)
    {
        if(err)
            error(res,error);
        else
            return ok(res);
    });
};

function error(res,error)
{
    console.log(error);
    sendJSON(res,0,error);
};

function ok(res)
{
    sendJSON(res,1,'ok');
};

db.active(function(err){
    if (err)
        console.log(err);
    else
        server.listen(8080, function () {
            console.log('%s listening at %s', server.name, server.url);
        });
});