Switch setInterval > node-schduler for better relaibility

Author: MassiGy

package-lock.json

@@ -28,6 +28,7 @@
     "express": "^4.17.1",
     "jsdoc": "^3.6.10",
     "jsonwebtoken": "^8.5.1",
+    "node-schedule": "^2.1.0",
     "nodemailer": "^6.7.2",
     "pg": "^8.7.1",
     "sequelize": "^6.3.5",

package.json

@@ -13,6 +13,7 @@
 
 
 module.exports.remove_unconfirmed_email_users = async () => {
+    console.log("job executed !")
 
 
     // find and retreive all the users with an unconfirmed email address

src/background_jobs/unconfirmed_emails.js

@@ -5,6 +5,7 @@ const express = require('express');
 const { verify } = require('jsonwebtoken');
 const { Sequelize } = require('sequelize');
 const models = require('./models');
+const schedule = require('node-schedule');
 const { remove_unconfirmed_email_users } = require("./background_jobs/unconfirmed_emails");
 
 // Configure Local Variables
@@ -127,9 +128,14 @@ app.get("/confirmEmail/:token", require("./routes/User/Account/confirmEmail"));
   // await the database creation process, so as we can access the data on our jobs
   await sequelize.sync().then(() => { app.emit('database-started'); });
 
-  // execute the job once a while, 20 days in this example  
-  // note that there is a limit for the interval since it is an integer
-  setInterval(remove_unconfirmed_email_users, 20 * 24 * 60 * 60 * 1000)
+  // this will run the job every first day of each month at 00:00;
+  schedule.scheduleJob(
+    "remove user accounts with unconfirmed email addresses",
+    "0 0 1 * *", 
+    () => {
+      remove_unconfirmed_email_users();
+    },
+  )
 })()
 
 // Start Server