[Bug]: addtional fields do not work (#1013)

* Fix: default-date-time-for-additional-fields

* Fix: Sonar

Author: robertSt7

public/js/pimcore/workflow/transitionPanel.js

@@ -287,11 +287,8 @@ pimcore.workflow.transitionPanel = Class.create({
 
                     }
 
-                    if (typeof field.setValue !== "undefined") {
-                        field.setValue(c.defaultValue);
-                    } else {
-                        field.config.items[0]?.setValue(c.defaultValue);
-                    }
+                    this.setDefaultValueForAdditionalField(field, tag, c);
+                    
                 } catch(e) {
                     console.error('Could not add additional field');
                     console.info(e);
@@ -310,6 +307,38 @@ pimcore.workflow.transitionPanel = Class.create({
 
     },
 
+    setDefaultValueForAdditionalField: function(field, tag, c) {
+        if (typeof field.setValue !== "undefined") {
+            if (c.fieldType === 'date' && intval(c.defaultValue)) {
+                field.setValue(this.getDateValueWithRespectTimezoneConfig(tag, c.defaultValue));
+            } else {
+                field.setValue(c.defaultValue);
+            }
+        } else if (c.fieldType === 'datetime' && intval(c.defaultValue)) {
+            const tmpDate = this.getDateValueWithRespectTimezoneConfig(tag, c.defaultValue);
+
+            field.config.items[0]?.setValue(tmpDate);
+            field.config.items[1]?.setValue(tmpDate);
+        } else {
+            field.config.items[0]?.setValue(c.defaultValue);
+        }
+    },
+
+    getDateValueWithRespectTimezoneConfig: function(tag, defaultValue) {
+
+        if (defaultValue) {
+            let tmpDate = new Date(intval(defaultValue) * 1000);
+
+            if (!tag.isRespectTimezone()) {
+                tmpDate = dateToServerTimezone(tmpDate);
+            }
+
+            return tmpDate;
+        }
+
+        return null;
+    },
+
     /**
      * Performs the action selected in the Action Form
      *