add default theme

kernel/services/ThemeService.php

@@ -2,6 +2,7 @@
 
 namespace kernel\services;
 
+use kernel\helpers\Manifest;
 use kernel\models\Option;
 
 class ThemeService
@@ -12,10 +13,10 @@ class ThemeService
     public function __construct()
     {
         $this->option = new Option();
-        $this->findActiveAdminTheme();
+        $this->findActiveTheme();
     }
 
-    public function findActiveAdminTheme(): void
+    public function findActiveTheme(): void
     {
         $model = $this->option::where("key", "active_theme")->first();
         $this->active_theme = $model->value;
@@ -38,4 +39,26 @@ class ThemeService
         return false;
     }
 
+    public function getThemeInfo(string $theme): false|array|string
+    {
+        $info = [];
+        $theme = getConst($theme);
+        $info['path'] = $theme;
+        if (file_exists($theme . "/manifest.json")) {
+            $manifest = file_get_contents($theme . "/manifest.json");
+            $manifest = Manifest::getWithVars($manifest);
+            $manifest['preview'] = $manifest['resource'] . "/" . $manifest['preview'];
+            $info = array_merge($info, $manifest);
+        }
+
+        return $info;
+    }
+
+    public function setActiveTheme(string $theme): void
+    {
+        $activeTheme = Option::where("key", "active_theme")->first();
+        $activeTheme->value = getConst($theme);
+        $activeTheme->save();
+    }
+
 }