register step

app/Services/UserService.php

@@ -0,0 +1,21 @@
+<?php
+namespace App\Services;
+
+
+use App\User;
+
+class UserService
+{
+
+    public static function createConfirmationCode() {
+        $unique = false;
+        do{
+            $confirmation_code = str_random(30);
+            if(User::where('confirmation_code', '=', $confirmation_code)->count() == 0){
+                $unique = true;
+            }
+        }
+        while(!$unique);
+        return $confirmation_code;
+    }
+}