From f5d1436a1d5ee8299841cdab54bb35c437e33700 Mon Sep 17 00:00:00 2001
From: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Date: Mon, 2 Mar 2020 16:45:58 +0000
Subject: [PATCH] Bug 24519: Match paycollect form validation for change
 collection

This patch adds form validation to the Point Of Sale payment page such
that one cannot submit the form with a 'collected' value that is less
than the 'owed' amount.

Signed-off-by: Sally <sally.healey@cheshiresharedservices.gov.uk>

Signed-off-by: Josef Moravec <josef.moravec@gmail.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
(cherry picked from commit 080288bce48cf4fa94b19d35a117dd3e1967a4c9)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
---
 .../intranet-tmpl/prog/en/modules/pos/pay.tt     | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/pos/pay.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/pos/pay.tt
index d57f97637f..8d09c75df2 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/pos/pay.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/pos/pay.tt
@@ -253,14 +253,19 @@
         var zero_formatted = "[% 0 | $Price %]";
         change.innerHTML = Math.round(($('#collected')[0].value - $('#paid')[0].value) * 100) / 100;
         if (change.innerHTML <= 0) {
+            var paid = $('#paid')[0];
+            moneyFormat(paid);
+            $('#collected').rules( "add", { min: Number(paid.value) });
+            $("#payForm").valid()
             change.innerHTML = zero_formatted;
+            $(':input[name="change"]').val(zero_formatted);
         } else {
             change.value = change.innerHTML;
             moneyFormat(change);
             change.innerHTML = change.value;
+            $(':input[name="change"]').val(change.value);
         }
 
-        $(':input[name="change"]').val(change.value);
         $('#modal_change').html(change.innerHTML);
     }
 
@@ -363,6 +368,15 @@
             $('#payForm').submit();
         });
 
+        $( "#payForm" ).validate({
+            rules: {
+                paid: { required: true },
+                collected: {
+                    required: true
+                }
+            }
+        });
+
         $('#payForm').submit(function(e){
             if (change != undefined && change.innerHTML > 0.00 && !checked) {
                 e.preventDefault();
-- 
2.39.5