From 5bf2b6c4b0774d0d06bb8952450a52305f8b57c4 Mon Sep 17 00:00:00 2001
From: Sean Whitton <spwhitton@spwhitton.name>
Date: Thu, 27 Nov 2014 16:50:54 +0900
Subject: lucky number buttons

---
 js/main.js | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'js')

diff --git a/js/main.js b/js/main.js
index 22f1fc2..4dbb0dc 100644
--- a/js/main.js
+++ b/js/main.js
@@ -162,6 +162,11 @@ $(document).bind('keydown', 'k', function (){$.ionSound.play("klaxon");});
 $(document).bind('keydown', 'o', function (){$.ionSound.play("onetwothree");});
 $(document).bind('keydown', 'b', function (){$.ionSound.play("school_bell");});
 
+// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/random
+function getRandomInt(min, max) {
+  return Math.floor(Math.random() * (max - min)) + min;
+}
+
 function activityClockGo($seconds)
 {
     activityClock.setTime($seconds);
@@ -351,6 +356,26 @@ $(document).ready(function(){
             // modify it
             classes[j].changeTime(change);
         });
+
+        // put a function on the each class's lucky number button
+        $('#' + classstring + 'random').button();
+        $('#' + classstring + 'random').click(function (){
+            var classToUseGrade = parseInt(this.id.substring(0, 1));
+            var classToUseClas = parseInt(this.id.substring(2, 3));
+
+            // look up the class to use
+            var j = 0;
+            for (j = 0; j < classes.length; j++)
+            {
+                if (classes[j].grade == classToUseGrade && classes[j].clas == classToUseClas)
+                    break
+            }
+
+            // modify it
+            var max = classes[j].total;
+            alert(getRandomInt(1, max));
+        });
+
     }
 });
 
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