Pushnotifications now

api/subscriptions.js

@@ -0,0 +1,64 @@
+const express = require("express");
+const path = require("path");
+const router = express.Router();
+const webpush = require("web-push"); //requiring the web-push module
+const mongoose = require("mongoose");
+const schedule = require("node-schedule");
+
+mongoose.connect("mongodb://localhost:27017/vinlottis", {
+  useNewUrlParser: true
+});
+
+const config = require(path.join(__dirname + "/../config/env/push.config"));
+const Subscription = require(path.join(__dirname + "/../schemas/Subscription"));
+
+const vapidKeys = {
+  publicKey: config.publicKey,
+  privateKey: config.privateKey
+};
+//setting our previously generated VAPID keys
+webpush.setVapidDetails(
+  config.mailto,
+  vapidKeys.publicKey,
+  vapidKeys.privateKey
+);
+
+const sendNotification = (subscription, dataToSend = "") => {
+  webpush.sendNotification(subscription, dataToSend);
+};
+
+router.use((req, res, next) => {
+  next();
+});
+
+router.route("/save-subscription").post(async (req, res) => {
+  const subscription = req.body;
+  await saveToDatabase(subscription); //Method to save the subscription to Database
+  res.json({ message: "success" });
+});
+
+const saveToDatabase = async subscription => {
+  let found = await Subscription.find({
+    endpoint: subscription.endpoint,
+    "keys.p256dh": subscription.keys.p256dh,
+    "keys.auth": subscription.keys.auth
+  });
+
+  if (found.length > 0) {
+    return;
+  } else {
+    let newSubscription = new Subscription(subscription);
+    await newSubscription.save();
+  }
+};
+
+schedule.scheduleJob("0 50 14 * * 5", async () => {
+  let subs = await Subscription.find();
+  for (let i = 0; i < subs.length; i++) {
+    let subscription = subs[i]; //get subscription from your databse here.
+    const message = "Husk vinlotteriet, det begynner om 10 minutter!";
+    sendNotification(subscription, message);
+  }
+});
+
+module.exports = router;