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server.js
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server.js
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require('dotenv').config({ path: '.env' });
const express = require('express');
const bodyParser = require('body-parser');
const cors = require('cors');
const Pusher = require('pusher');
const Datastore = require('nedb');
const app = express();
const db = new Datastore();
const pusher = new Pusher({
appId: process.env.PUSHER_APP_ID,
key: process.env.PUSHER_APP_KEY,
secret: process.env.PUSHER_APP_SECRET,
cluster: process.env.PUSHER_APP_CLUSTER,
useTLS: true,
});
app.use(cors());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());
app.get('/', (req, res) => {
db.find({}, (err, data) => {
if (err) return res.status(500).send(err);
res.json(data);
});
});
app.post('/comment', (req, res) => {
db.insert(Object.assign({}, req.body), (err, newComment) => {
if (err) {
return res.status(500).send(err);
}
pusher.trigger('comments', 'new-comment', {
comment: newComment,
});
res.status(200).send('OK');
});
});
app.post('/vote', (req, res) => {
const { id, vote } = req.body;
db.findOne({ _id: id }, function (err, doc) {
if (err) {
return res.status(500).send(err);
}
db.update({ _id: id }, { $set: { votes: doc.votes + vote } }, { returnUpdatedDocs: true }, (err, num, updatedDoc) => {
if (err) return res.status(500).send(err);
pusher.trigger('comments', 'new-vote', {
doc: updatedDoc,
});
});
});
});
app.set('port', process.env.PORT || 5000);
const server = app.listen(app.get('port'), () => {
console.log(`Express running → PORT ${server.address().port}`);
});