//setting db layer and mongoose
var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var GPSDataSchema = new Schema({
    createdAt: { type: Date, default: Date.now }
    ,latitude: { type: String, trim: true }
    ,longitude: { type: String, trim: true }
    ,course: { type: String, trim: true }
    ,battery: { type: String, trim: true }
    ,imei: { type: String, trim: true }
    ,altitude: { type: String, trim: true }
    ,mcc: { type: String, trim: true }
    ,mnc: { type: String, trim: true }
    ,lac: {type: String, trim: true }
    ,cellId: { type: String, trim: true }
});

var GPSData = mongoose.model('GPSData', GPSDataSchema);
mongoose.connect('mongodb://localhost/gpsdb');
var db = mongoose.connection;
db.on('open', function() {
    console.log('DB Started');
});

var net = require('net');

var server = net.createServer(function(socket) {
    //console.log('Request');
    //socket.write("Echo Server\r\n");
    //socket.pipe(socket);

    socket.on('data', function(data) {
        console.log('Data ' + data);
        var obj = rawDataToObject(data.toString());
        saveGPSData(obj);
    });

    socket.on('close', function(data) {
        console.log('Closed: ' + data);
    });
});

function saveGPSData(data){
    var newData = new GPSData(data);
    newData.save(function(err) {
        if(err)
            return console.error(err);
    });
}

function rawDataToObject(rawData){
    var arrayObj = rawData.split(',');
    var s = arrayObj[0];
    var d = new Date(2000 + +s.substr(0, 2),s.substr(2, 2) - 1,s.substr(4, 2),s.substr(6, 2),s.substr(8, 2),s.substr(10, 2));
    var gpsObj ={
        createdAt: d
        ,latitude: arrayObj[5]
        ,longitude: arrayObj[7]
        ,course: arrayObj[10]
        ,battery: arrayObj[20]
        ,imei: arrayObj[17]
        ,altitude: arrayObj[19]
        ,mcc: arrayObj[24]
        ,mnc: arrayObj[25]
        ,lac: arrayObj[26]
        ,cellId: arrayObj[27]
    };
    return gpsObj;
}
server.listen(31748, "0.0.0.0");
console.log("Server running at port 31748");