From 5701c5d8787a1b26ead28a509c6aa1290130515b Mon Sep 17 00:00:00 2001
From: Carlos Gutierrez <carlos.gutierrez@tortoise.dev>
Date: Mon, 22 Nov 2021 11:29:47 -0600
Subject: [PATCH] feat: adding JS documentation

---
 index.js | 26 +++++++++++++++++++-------
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/index.js b/index.js
index 886312c..513b6c0 100644
--- a/index.js
+++ b/index.js
@@ -1,11 +1,28 @@
 const GMT = require('node-gmt')
-const gmtHours = 'GMT-05:00'
 
+/**
+ * Retrieve a 0 before the first digit when the number is less than 10
+* @param {number} number
+* @returns {String} string
+*/
 const addCero = (num) => {
   return num < 10 ? `0${num}` : num
 }
 
-const getDateNow = (dateGetThem) => {
+/**
+ * Retrieve the date as format yyyy/mm/dd hh:mm:ss
+* @param {timestamp} date
+* @param {gmt hours} string
+* @returns {String} string
+*/
+module.exports = (dateGetThem, gmtHours) => {
+  if (dateGetThem !== undefined || dateGetThem) {
+    if (typeof dateGetThem === 'number') return -1
+    const valid = (new Date(dateGetThem)).getTime() > 0;
+    if (!valid) return -1
+  }
+  
+  gmtHours = !gmtHours ? 'GMT-00:00' : gmtHours
   const gmt = new GMT(gmtHours)
   let currentDate = (!dateGetThem) ? new Date() : new Date(dateGetThem)
   currentDate = gmt.relativeDate(currentDate)
@@ -19,8 +36,3 @@ const getDateNow = (dateGetThem) => {
   const yearMonthDay = `${year}/${addCero(month + 1)}/${addCero(date)} ${addCero(hour)}:${addCero(minutes)}:${addCero(seconds)}`
   return yearMonthDay
 }
-
-console.log(getDateNow())
-module.exports = {
-  getDateNow
-}