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app.js
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app.js
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var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var compression = require('compression');
var fs = require('fs');
//const compression = require('compression');
const mongoose = require('mongoose');
mongoose.connect(process.env.MONGOLAB_URI || process.env.MONGODB_URI || 'localhost:27017/nodetest1');
// New Code
var routes = require('./routes/index');
var users = require('./routes/users');
var app = express();
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
//app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(compression());
const District = require('./models/district');
var allImages = [];
fs.readdir(__dirname + '/public/images', function(err, items) {
if (err) {
throw err;
}
allImages = items;
});
//app.use(compression);
app.get('/', (req, res) => {
res.render('index', {
title: 'Hot or Not',
allImages: allImages
});
});
app.get('/voteson/:district_name', (req, res) => {
District.findOne({ filename: req.params.district_name }, (err, district) => {
if (err) {
return res.json(err);
}
if (district) {
res.json([district.hot, district.not]);
} else {
res.json([0, 0]);
}
});
});
app.get('/top10', (req, res) => {
District.find({}).sort('-hot').limit(10).exec((err, districts) => {
if (err) {
return res.json(err);
}
res.render('top10', {
districts: districts
});
});
});
app.get('/set/:district_name', (req, res) => {
District.findOne({ filename: req.params.district_name }, (err, district) => {
if (err) {
return res.json(err);
}
if (district) {
if (req.query.hot) {
district.hot++;
district.save((err) => {
return res.json(err || {});
});
}
if (req.query.not) {
district.not++;
district.save((err) => {
return res.json(err || {});
});
}
} else {
var d = new District({
hot: ((req.query.hot * 1) || 0),
not: ((req.query.not * 1) || 0),
filename: req.params.district_name
});
d.save((err) => {
return res.json(err || { success: 'true' });
});
}
});
});
/// catch 404 and forwarding to error handler
app.use(function(req, res, next) {
var err = new Error('Not Found');
err.status = 404;
next(err);
});
/// error handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function(err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: err
});
});
}
// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: {}
});
});
module.exports = app;