+Improved OOP method structure

.vs/VSWorkspaceState.json

@@ -2,10 +2,11 @@
   "ExpandedNodes": [
     "",
     "\\js",
+    "\\posts",
     "\\projects",
     "\\_includes",
     "\\_includes\\layouts"
   ],
-  "SelectedNode": "\\_includes\\layouts\\base.njk",
+  "SelectedNode": "\\_includes\\postslist.njk",
   "PreviewInSolutionExplorer": false
 }

js/projects.js

@@ -3,31 +3,44 @@
 // 1. Tip Calculate
 
 //1. Tip Calculate starts here
-function calculateTip() {
-  var billAmt = document.getElementById("billamt").value;
-  var serviceQual = document.getElementById("serviceQual").value;
-  var numOfPeople = document.getElementById("peopleamt").value;
-  //validate input
-  if (billAmt === "" || serviceQual == 0) {
-    alert("Please enter values");
-    return;
-  }
-  //Check to see if this input is empty or less than or equal to 1
+function verifyInput(numOfPeople) {
   if (numOfPeople === "" || numOfPeople <= 1) {
     numOfPeople = 1;
-    document.getElementById("each").style.display = "none";
+    return document.getElementById("each").style.display = "none";
   } else {
-    document.getElementById("each").style.display = "block";
+    return document.getElementById("each").style.display = "block";
   }
-  //Calculate tip
+}
+function tipResult(billAmt, serviceQual, numOfPeople) {
   var total = (billAmt * serviceQual) / numOfPeople;
   //round to two decimal places
   total = Math.round(total * 100) / 100;
   //next line allows us to always have two digits after decimal point
   total = total.toFixed(2);
   //Display the tip
+  displayTip(total);
+}
+function displayTip(total) {
   document.getElementById("totalTip").style.display = "block";
   document.getElementById("tip").innerHTML = total;
+}
+
+
+function calculateTip() {
+  var billAmt = document.getElementById("billamt").value;
+  var serviceQual = document.getElementById("serviceQual").value;
+  var numOfPeople = document.getElementById("peopleamt").value;
+  //validate input
+  if (billAmt === "" || serviceQual == 0) {
+    alert("Please enter values");
+    return;
+  }
+  //Check to see if this input is empty or less than or equal to 1
+  verifyInput(numOfPeople);
+
+  //Calculate tip
+  tipResult(billAmt, serviceQual, numOfPeople);
+
 
 }
 //Hide the tip amount on load
@@ -40,6 +53,7 @@ document.getElementById("calculate").onclick = function () {
 // Tip Calculate ends here
 //-------------------------
 
+
 //ISBN Verifier starts here
 
 //ISBN form properties