diff --git a/src/Form/UiDatetime.php b/src/Form/UiDatetime.php
new file mode 100644
index 0000000..bf9aeeb
--- /dev/null
+++ b/src/Form/UiDatetime.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Picea\Ui\Form;
+
+class UiDatetime extends UiInput {
+
+   public string $token = "ui.datetime";
+
+   public array $attributes = [
+       'class' => "ui-datetime",
+       'type'  => "datetime-local",
+   ];
+}
diff --git a/src/Form/UiForm.php b/src/Form/UiForm.php
index 9e2b8e7..77119c0 100644
--- a/src/Form/UiForm.php
+++ b/src/Form/UiForm.php
@@ -23,7 +23,7 @@ class UiForm extends UiElement implements Extension {
     {
         switch($token) {
             case 'ui.endform':
-                return ( new UiHidden() )->attributes([ 'name' =>"picea-csrf-protection", 'value' => "abcdefg" ])->render() . "</form>";
+                return "</form>";
 
             case "ui.form.get":
                 $method = "get";
@@ -49,13 +49,18 @@ class UiForm extends UiElement implements Extension {
         $method ??= $this->defaultMethod;
         return "<?php echo ( new \\" . static::class . "() )->buildHtml('$method', $arguments) ?>";
     }
-
     
-    public function buildHtml(string $method, string $action, array $attributes = []) : string
+    public function buildHtml(string $method = "get", string $action = "", array $attributes = []) : string
     {
+        $method = strtolower($method);
+        
         $this->option('tag-type', 'single');
         $this->attributes([ 'method' => $method, 'action' => $action ] + $attributes);
         
+        if ( $method !== "get" ) {
+            $this->append( ( new UiHidden() )->attributes([ 'name' =>"picea-csrf-protection", 'value' => "abcdefg" ]) );
+        } 
+        
         return $this->render() . PHP_EOL;
     }
 }
\ No newline at end of file
diff --git a/src/Form/UiSelect.php b/src/Form/UiSelect.php
index e5e5663..ac11db2 100644
--- a/src/Form/UiSelect.php
+++ b/src/Form/UiSelect.php
@@ -38,7 +38,10 @@ class UiSelect extends UiElement implements Extension {
     protected function setList(array $list, $selected, bool $strict = true) : void
     {
         foreach($list as $key => $item) {
+            $isSelected = $this->isSelected($key, $selected, $strict);
+            
             if ($item instanceof UiElement) {
+               
                 $this->append($item);
                 
                 continue;
@@ -48,11 +51,11 @@ class UiSelect extends UiElement implements Extension {
                 $obj->text($key);
 
                 foreach($item as $subKey => $subItem) {
-                    $obj->append($this->createOption($subItem, $subKey, $strict ? $subKey === $selected : $subKey == $selected));
+                    $obj->append($this->createOption($subItem, $subKey, $isSelected));
                 }
             }
             else {
-                $obj = $this->createOption($item, $key, $strict ? $key === $selected : $key == $selected);
+                $obj = $this->createOption($item, $key, $isSelected);
             }
             
             $this->append($obj);
@@ -71,4 +74,16 @@ class UiSelect extends UiElement implements Extension {
         
         return $option;
     }
+    
+    protected function isSelected($check, $value, bool $strict = true) : bool
+    {        
+        if (false !== ( $f = filter_var($value, FILTER_VALIDATE_INT) ) ) {
+            $value = $f;
+        }
+        elseif (false !== ( $f = filter_var($value, FILTER_VALIDATE_FLOAT) ) ) {
+            $value = $f;
+        }
+        
+        return $strict ? $check === $value : $check == $value;
+    }
 }
diff --git a/src/Method/Form.php b/src/Method/Form.php
index bec4435..845587e 100644
--- a/src/Method/Form.php
+++ b/src/Method/Form.php
@@ -16,7 +16,10 @@ class Form implements Extension {
 
     public string $token;
 
-    public function __construct(Context $context) {
+    public ServerRequestInterface $request;
+    
+    public function __construct(ServerRequestInterface $request, Context $context) {
+        $this->request = $request;
         $this->register($context);
     }
 
@@ -43,17 +46,30 @@ class Form implements Extension {
         return $value;
     }
 
-    public function formClass(ServerRequestInterface $request) {
-        return new class($request) {
+    public function formClass($form) {
+        return new class($this->request, $form) {
 
             public bool $sent = false;
 
             protected ServerRequestInterface $request;
+            
+            protected /* FormInterface */ $form;
 
-            public function __construct(ServerRequestInterface $request)
+            public function __construct(ServerRequestInterface $request, /* FormInterface */ $form)
             {
                 $this->request = $request;
                 $this->sent = $this->requestSent();
+                $this->form = $form;
+            }
+            
+            protected function initialize() {
+                $this->form->prepare();
+                    
+                if ( $this->sent ) {
+                    if ( $this->form->validate() ) {
+                        $this->form->save();
+                    }
+                }
             }
 
             protected function requestSent() : bool
diff --git a/src/Ui.php b/src/Ui.php
index 379f6b0..1a94207 100644
--- a/src/Ui.php
+++ b/src/Ui.php
@@ -13,6 +13,7 @@ class Ui {
         $compiler->registerExtension(new Form\UiCheckbox());
         $compiler->registerExtension(new Form\UiColor());
         $compiler->registerExtension(new Form\UiDate());
+        $compiler->registerExtension(new Form\UiDatetime());
         $compiler->registerExtension(new Form\UiEmail());
         $compiler->registerExtension(new Form\UiFile());
         $compiler->registerExtension(new Form\UiHidden());