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index.js
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index.js
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const express = require('express');
const app = express();
require('dotenv').config();
const cors = require('cors');
const MongoClient = require("mongodb").MongoClient;
const admin = require("firebase-admin");
const ObjectId = require("mongodb").ObjectId;
const port = process.env.PORT || 5000;
// middleware
app.use(cors());
app.use(express.json());
// database
const uri = `mongodb+srv://${process.env.DB_USER}:${process.env.DB_PASS}@cluster0.r1nyd.mongodb.net/myFirstDatabase?retryWrites=true&w=majority`;
const client = new MongoClient(uri, { useNewUrlParser: true, useUnifiedTopology: true });
// stripe secret key
const stripe = require('stripe')(process.env.STRIPE_SECRET);
// firebase user authorization
const serviceAccount = require('./doctor-portals-firebase-adminsdk.json');
admin.initializeApp({
credential: admin.credential.cert(serviceAccount)
});
async function verifyToken(req, res, next) {
if (req.headers?.authorization?.startsWith('Bearer ')) {
const token = req.headers.authorization.split(' ')[1];
const decodedUser = await admin.auth().verifyToken(token);
req.decodedEmail = decodedUser.email;
}
next();
}
// backend work
async function run() {
try {
await client.connect();
const database = client.db('doctor-portal');
const appoinmentCollection = database.collection('appoinment');
const usersCollection = database.collection('users');
// user api
app.post('/users', async (req, res) => {
const user = req.body;
const result = await usersCollection.insertOne(user);
res.json(result)
});
// upsert api
app.put('/users', async (req, res) => {
const user = req.body;
const filter = { email: user.email };
const options = { upsert: true };
const update = { $set: user };
const result = await usersCollection.updateOne(filter, update, options);
res.json(result)
})
//appoint post api
app.post('/appointments', verifyToken, async (req, res) => {
const appoinment = req.body;
const result = await appoinmentCollection.insertOne(appoinment)
res.json(result)
});
//appoint get api
app.get('/appointments', async (req, res) => {
const email = req.query.email;
const date = req.query.date;
const query = { email: email, date: date };
const cursor = appoinmentCollection.find(query);
const result = await cursor.toArray();
res.json(result)
});
//appoinment person api
app.get('/appoinments/:id', async (req, res) => {
const id = req.params.id;
const query = { _id: ObjectId(id) };
const appoinment = await appoinmentCollection.findOne(query);
res.json(appoinment);
});
//make admin role api
app.put('/users/admin', verifyToken, async (req, res) => {
const user = req.body;
const requester = req.decodedEmail;
if (requester) {
const requesterAccount = await usersCollection.findOne({ email: requester });
if (requesterAccount.role === 'admin') {
const filter = { email: user.email };
const setRole = { $set: { role: 'admin' } };
const result = await usersCollection.updateOne(filter, setRole);
res.json(result);
}
}
else {
res.status(401).json({ message: 'user not authorized' })
}
});
app.get('/users/:email', async (req, res) => {
const email = req.params.email;
const query = { email: email };
const user = await usersCollection.findOne(query);
let isAdmin = false;
if (user?.role === 'admin') {
isAdmin = true;
};
res.json({ admin: isAdmin })
});
// payment stripe api
app.post('/create-payment-intent', async (req, res) => {
const paymentInfo = req.body;
const amount = paymentInfo.price * 100;
const paymentIntent = await stripe.paymentIntents.create({
currency: 'usd',
amount: amount,
payment_method_types: ['card']
});
res.json({ clientSecret: paymentIntent.client_secret })
});
// update appoinment
app.put('/appointments/:id', async (req, res) => {
const id = req.params.id;
const payment = req.body;
const filter = { _id: ObjectId(id) };
const updateDoc = {
$set: {
payment: payment
}
};
const result = await appoinmentCollection.updateOne(filter, updateDoc);
res.json(result);
});
}
finally {
// await client.close();
}
}
run().catch(console.dir);
// default api check run server
app.get('/', (req, res) => {
res.send('Running Node Servers')
});
app.listen(port, () => {
console.log('Doctor Portal port', port)
})