added amount due to email templates

resources/views/components/documents/show/header.blade.php

@@ -4,7 +4,7 @@
         <div class="{{ $classHeaderStatus }}">
             {{ trans_choice('general.statuses', 1) }}
             <br>
-            
+
             <strong>
                 <span class="float-left">
                     <span class="badge badge-{{ $document->status_label }}">
@@ -41,7 +41,7 @@
 
             <strong>
                 <span class="float-left">
-                    @money($document->amount - $document->paid, $document->currency_code, true)
+                    @money($document->amount_due, $document->currency_code, true)
                 </span>
             </strong>
             <br><br>

resources/views/settings/email/edit.blade.php

@@ -20,8 +20,13 @@
     <div class="row">
 
     @foreach($templates as $template)
-        @php $aria_expanded_status = in_array($card, [1, 2]) ? 'true' : 'false'; @endphp
-        @php $collapse_status = in_array($card, [1, 2]) ? 'show' : ''; @endphp
+        @php
+            if (!class_exists($template->class)) {
+                continue;
+            }
+            $aria_expanded_status = in_array($card, [1, 2]) ? 'true' : 'false';
+            $collapse_status = in_array($card, [1, 2]) ? 'show' : '';
+        @endphp
 
         <div class="col-md-6">
             <div class="accordion" id="accordion-{{ $card }}">