From 77418b583e4a34be7b3c2660acea9c21d6edb31c Mon Sep 17 00:00:00 2001
From: tschneider <torsten.schneider@programmschmiede.de>
Date: Mon, 22 Feb 2021 11:14:19 +0100
Subject: [PATCH] 4Tipp: Prevent 0 Jokertipps

---
 pfosten/resources/views/tipps/edit4.blade.php | 57 +++++++++++++------
 1 file changed, 41 insertions(+), 16 deletions(-)

diff --git a/pfosten/resources/views/tipps/edit4.blade.php b/pfosten/resources/views/tipps/edit4.blade.php
index 260beff9..2dea673b 100644
--- a/pfosten/resources/views/tipps/edit4.blade.php
+++ b/pfosten/resources/views/tipps/edit4.blade.php
@@ -108,34 +108,59 @@
      </div>
 
 <script>
-    document.getElementById('joker_1').addEventListener('change', function() {
+    let checkbox1=document.getElementById('joker_1')
+    let checkbox2=document.getElementById('joker_2')
+    let checkbox3=document.getElementById('joker_3')
+    let checkbox4=document.getElementById('joker_4')
+
+    if (checkbox1.checked==0 && checkbox2.checked==0 && checkbox3.checked==0 && checkbox4.checked==0) {
+        checkbox1.checked=1;
+    }
+
+    checkbox1.addEventListener('change', function() {
         if (this.checked) {
-            document.getElementById('joker_2').checked=0;
-            document.getElementById('joker_3').checked=0;
-            document.getElementById('joker_4').checked=0;
+            checkbox2.checked=0;
+            checkbox3.checked=0;
+            checkbox4.checked=0;
+        } else {
+            if (checkbox2.checked==0 && checkbox3.checked==0 && checkbox4.checked==0) {
+                checkbox1.checked=1;
+            }
         }
     });
 
-    document.getElementById('joker_2').addEventListener('change', function() {
+    checkbox2.addEventListener('change', function() {
         if (this.checked) {
-            document.getElementById('joker_1').checked=0;
-            document.getElementById('joker_3').checked=0;
-            document.getElementById('joker_4').checked=0;
+            checkbox1.checked=0;
+            checkbox3.checked=0;
+            checkbox4.checked=0;
+        } else {
+            if (checkbox1.checked==0 &&  checkbox3.checked==0 && checkbox4.checked==0) {
+                checkbox2.checked=1;
+            }
         }
     });
 
-    document.getElementById('joker_3').addEventListener('change', function() {
+    checkbox3.addEventListener('change', function() {
         if (this.checked) {
-            document.getElementById('joker_1').checked=0;
-            document.getElementById('joker_2').checked=0;
-            document.getElementById('joker_4').checked=0;
+            checkbox1.checked=0;
+            checkbox2.checked=0;
+            checkbox4.checked=0;
+        } else {
+            if (checkbox1.checked==0 && checkbox2.checked==0 && checkbox4.checked==0) {
+                checkbox3.checked=1;
+            }
         }
     });
-    document.getElementById('joker_4').addEventListener('change', function() {
+    checkbox4.addEventListener('change', function() {
         if (this.checked) {
-            document.getElementById('joker_1').checked=0;
-            document.getElementById('joker_2').checked=0;
-            document.getElementById('joker_3').checked=0;
+            checkbox1.checked=0;
+            checkbox2.checked=0;
+            checkbox3.checked=0;
+        } else {
+            if (checkbox1.checked==0 && checkbox2.checked==0 && checkbox3.checked==0 ) {
+                checkbox4.checked=1;
+            }
         }
     });
     //console.log("Event Listeners initiated");