From 4c526bf088ac4dc93083bbcae0164631158fdd6c Mon Sep 17 00:00:00 2001
From: Noura Loudani <contact.nouraloudani@gmail.com>
Date: Fri, 25 Sep 2020 03:41:45 +0000
Subject: [PATCH] Done.

---
 index.js | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/index.js b/index.js
index e69de29bb2..0d12de564c 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,40 @@
+function takeANumber(currentLine, newPerson) {
+  
+  currentLine.push(newPerson); //[] -> ["Ada"]
+  return "Welcome, " + newPerson + ". You are number " + currentLine.length + " in line.";
+  
+}
+const line = [];
+takeANumber([], "Ada");
+
+function nowServing(currentLine) {
+  
+  if (currentLine.length === 0) {
+    return "There is nobody waiting to be served!";
+  }
+  
+  let firstPersonInLine = currentLine.shift();
+    return "Currently serving " + firstPersonInLine + '.';
+}
+
+function currentLine(line) {
+    // var peopleInLine='The line is currently: ' + 1 + ". " + line[0] + 2 + ". " + line[1];
+
+  
+  var peopleInLine='The line is currently: ' ;
+  
+  if (line.length === 0) {
+    return "The line is currently empty.";
+  }
+  let spotInLine = 1;
+  for(let i=0; i < line.length; i++) {
+    peopleInLine += spotInLine + ". " + line[i] + ", ";
+    spotInLine++;
+  }
+  peopleInLine.substring(0,peopleInLine.length-2)
+  
+  return peopleInLine.substring(0,peopleInLine.length-2);
+}
+// line -> ["Ada", "Grace"]
+//"The line is currently: 1. Ada, 2. Grace"`
+