From 3ecafbedae2d5ec7be3cf177a9b184cd2f81101b Mon Sep 17 00:00:00 2001
From: Mayar-Hassanin98 <48419750+Mayar-Hassanin98@users.noreply.github.com>
Date: Sat, 25 Jul 2020 17:54:32 +0200
Subject: [PATCH] Update findTheOldest.js

---
 findTheOldest/findTheOldest.js | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/findTheOldest/findTheOldest.js b/findTheOldest/findTheOldest.js
index b91dfe0..7fd2f42 100644
--- a/findTheOldest/findTheOldest.js
+++ b/findTheOldest/findTheOldest.js
@@ -1,5 +1,15 @@
-let findTheOldest = function() {
-
+const findTheOldest = function(array) {
+  return array.reduce((oldest, currentPerson) => {
+    const oldestAge = getAge(oldest.yearOfBirth, oldest.yearOfDeath)
+    const currentAge = getAge(currentPerson.yearOfBirth, currentPerson.yearOfDeath)
+    return oldestAge < currentAge ? currentPerson : oldest
+  })
 }
 
+const getAge = function(birth, death) {
+  if (!death) {
+    death = new Date().getFullYear();
+  }
+  return death - birth;
+}
 module.exports = findTheOldest