Initial

public/js/billing.js

@@ -0,0 +1,79 @@
+$(function() {
+     $('.parent').change(function() {
+        var $subs = $(this).parent().parent().children( ".sub" ).children();
+        $subs.children().remove().end();
+        var $output = '';
+        $liste = subsdata[$(this).val()];
+        $sort = Object.entries($liste).sort((a,b) => (a[1]>b[1])?1:(b[1]>a[1])?-1:0);
+        $.each($sort, function(key, value) {
+            $output += '<option value="'+value[0]+'">' + value[1] + '</option>';
+        });
+        $subs.append($output);
+    });
+    $('#multi').change(function() {
+        if($(this).is(":checked")) {
+            $('.single').addClass('d-none');
+            $('.multi').removeClass('d-none');
+           return;
+        }
+        $('.single').removeClass('d-none');
+        $('.multi').addClass('d-none');
+        //'unchecked' event code
+     }).change();
+     $('.dt-amount, .dt-subamount').change(function() {
+        var temp = convertInput( $(this).val());
+        $(this).val( convertOutput(temp));
+        if ($('#multi').is(":checked")) {
+            recalcOpenAmount();
+        }
+     }).change();
+     
+});
+
+function addLine(){
+    $('#linecont > div').each(function () {
+        if ($(this).hasClass("d-none")){
+            $(this).removeClass("d-none");
+            return false;
+        }
+    });
+}
+
+function convertInput( number )
+{
+    var zahl = number.replace( /\,/g, "." );
+    var czahl = eval( zahl );
+    return czahl;
+}
+
+function convertOutput( number )
+{
+    if ( typeof number !== 'undefined' )
+    {
+      var string = number.toFixed( 2 );
+      return string.replace( /\,/g, "." );
+    }
+    else
+        return "";
+}
+
+function recalcOpenAmount(){
+    var summe = 0.0;
+    $('.dt-subamount').each(function () {
+        b = $(this).val();
+        b = convertInput(b);
+        if (typeof b !== 'undefined'){
+            b = $(this).hasClass("text-danger") ? b*(-1) : b;
+            summe = summe +b;
+        }
+ //       summe = summe + convertInput($(this).val());
+    });
+    
+    $('#openamount').val(Math.round( ($('#total_in').val() - $('#total_out').val() - summe) * 100 ) / 100);
+}
+
+// $('form').submit(function () {
+//     alert("disable elements");
+//     $( ".d-none" ).prop( "disabled", true );
+//     return true;
+// });