var gif = require('./gifmaker');
var util = require('./util');
var reload = require('auto-reload');;
var config = reload('./data/category');
var templates = reload('./data/template');
var express = require('express');
var bodyParser = require('body-parser');
var fs = require('fs');
var app = express();

app.use(express.static('public'));
//app.use(bodyParser());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

app.all('*', function(req, res, next) {
	res.header("Access-Control-Allow-Origin", "*");
	res.header("Access-Control-Allow-Headers", "X-Requested-With");
	res.header("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS");
	res.header("X-Powered-By",' 3.2.1');
	res.header("Content-Type", "application/json;charset=utf-8");
	next();
});

app.get('/', function (req, res) {
    res.send('get');
});

app.post('/', function (req, res) {
    res.send('post');
});

app.get('/gif/category', function (req, res) {
    res.json(config.CATEGRORY);
});

app.get('/gif/template', function (req, res) {
    res.json(config.CATEGRORY);
});

app.post('/gif/make', function (req, res) {
    var tplid = req.body.tplid;
    var content = req.body.content;
    var quality = req.body.quality;

    var filename = 'cache/' + tplid + '_' + util.sha1(content) + '.gif';
    fs.exists('public/' + filename, function (exists) {
        if (exists) {
			res.json({
				gifurl: util.SERVER + filename
			})
        }
        else {
            var templObj = templates.templates[parseInt(tplid)];
            var sentences = content.split(',');

            templObj.template.forEach(function (element, index) {
                element.options.text = sentences[index];
            });

            gif.makewithfilters('../data/template/' + templObj.hash + '.mp4', templObj.template)
                .size('100%')
                .save('public/' + filename)
                .on('end', function () {
					res.json({
						gifurl: util.SERVER + filename
					})
                });
        }
    });
});

var server = app.listen(9091, function () {
    var host = server.address().address;
    var port = server.address().port;

    console.log('Start App, listening at http://%s:%s', host, port);
});