post crud

app/services/PostService.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace app\services;
+
+use app\models\Post;
+use kernel\FormModel;
+
+class PostService
+{
+    public function create(FormModel $form_model): false|Post
+    {
+        $model = new Post();
+        $model->post = $form_model->getItem('post');
+        $model->username = $form_model->getItem('username');
+        if ($model->save()){
+            return $model;
+        }
+
+        return false;
+    }
+
+    public function update(FormModel $form_model, Post $post): false|Post
+    {
+        $post->post = $form_model->getItem('post');
+        $post->username = $form_model->getItem('username');
+        if ($post->save()){
+            return $post;
+        }
+
+        return false;
+    }
+}

app/services/UserService.php

@@ -2,6 +2,7 @@
 
 namespace app\services;
 
+use app\helpers\Debug;
 use app\models\User;
 use kernel\FormModel;
 
@@ -33,4 +34,13 @@ class UserService
         return false;
     }
 
+    public function check(string $username): bool
+    {
+        if (User::where(['username' => $username])->first())
+        {
+            return true;
+        }
+        return false;
+    }
+
 }