fix: adds validation and improves comments

Author: Ajeyakrishna-k

test/unit/models/discordactions.test.js

@@ -610,7 +610,7 @@ describe("discordactions", function () {
         await addUser(idleUser), // idle user with no task progress updates
         await addUser(activeUserWithProgressUpdates), // active user with task progress updates
         await addUser(activeUserWithNoUpdates), // active user with no task progress updates
-        await addUser(userNotInDiscord), // OOO user with
+        await addUser(userNotInDiscord), // OOO user with no task progress updates
       ]);
       activeUserId = userIdList[2];
       await Promise.all([

utils/time.js

@@ -30,6 +30,7 @@ const convertDaysToMilliseconds = (days) => {
  * @returns {number} : seconds
  */
 const convertMillisToSeconds = (milliseconds) => {
+  if (typeof milliseconds !== "number") throw Error("Not a number");
   return milliseconds / 1000;
 };
 /**