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

var Event = require('../models/event');

var jwt         = require('jsonwebtoken');

router.use(function(req, res, next) {
    console.log('API request has been received');
    next();
});

router.route('/')
    .get(function(req, res){ //Load All Events
        Event.find(function(err, events) {
            if(err){
                res.send(err);
                return;
            }
            res.status(200).json(events);
        });
    })
;

router.route('/recent/:numToReturn/:offset')
    .get(function(req, res) {
        Event.find().sort({'createdAt': -1}).skip(parseInt(req.params.offset)).limit(parseInt(req.params.numToReturn)).exec(function(err, events) {
            if(err){
                res.send(err);
                    return;
                }
            res.json(events);
        });
    })
;

router.route('/:token')
    .post(function(req, res){ //Save New Event
        jwt.verify(req.params.token, 'test-secret', function(err, userID) {
            if(err) {
                res.send(err);
                return;
            }
            var event = new Event();
            event.creatorID = userID.userID;
            event.title     = req.body.title;
            event.date      = req.body.date;
            event.location  = req.body.location;
            event.bodyText  = req.body.bodyText;
            event.save(function(err) {
                if(err){
                    res.send(err);
                    return;
                }
                res.json( { message: 'EVENT POSTED' } );
            });
        });
    })
;

router.route('/:token/:numToReturn/:offset')
    .get(function(req, res){ //Load An Amount of Creator's Events
        jwt.verify(req.params.token, 'test-secret', function(err, userID) {
            if(err) {
                res.send(err);
                return;
            }
            Event.find({creatorID : userID.userID}).skip(parseInt(req.params.offset)).limit(parseInt(req.params.numToReturn)).exec(function(err, events) {
                if(err){
                    res.send(err);
                    return;
                }
                res.json(events);
            });
        });
    })
;

router.route('/:token/:eventID')
    .put(function(req, res){ //Edit Creator's Event(Title)
        jwt.verify(req.params.token, 'test-secret', function(err, userID) {
            if(err) {
                res.send(err);
                return;
            }
            Event.findById(req.params.eventID, function(err, event){
                if(err){
                    res.send(err);
                    return;
                }
                if(req.body.title)
                    event.title = req.body.title;
                if(req.body.date)
                    event.date = req.body.date;
                if(req.body.location)
                    event.location = req.body.location;
                if(req.body.body)
                    event.body = req.body.body;
                event.save(function(err){
                    if(err){
                        res.send(err);
                        return;
                    }
                    res.json( { message: 'EVENT PUT' } );
                });

            });

        });

    })

    .delete(function(req, res){ //Delete Character's Event(Title)
        jwt.verify(req.params.token, 'test-secret', function(err, userID) {
            if(err) {
                res.send(err);
                return;
            }
            Event.remove({
                _id: req.params.eventID
            }, function(err, event){
                if(err){
                    res.send(err);
                    return;
                }
                res.json( { message: 'EVENT DELETED' } );
            });
        });
    })
;

module.exports = router;