fix: user settings

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

core/lib/Stores/UserAccountsStore.php

@@ -249,7 +249,7 @@ class UserAccountsStore
     // Settings Operations
     // =========================================================================
 
-    public function fetchSettings(string $tenant, string $uid, array $settings = []): ?array
+    public function fetchSettings(string $tenant, string $uid, array $settings = [], bool $flatten = false): ?array
     {
         // Only fetch the settings field from the database
         $user = $this->store->selectCollection('user_accounts')->findOne(
@@ -264,12 +264,39 @@ class UserAccountsStore
         $userSettings = $user['settings'] ?? [];
 
         if (empty($settings)) {
-            return $userSettings;
+            return $flatten ? $this->flattenSettings($userSettings) : $userSettings;
         }
 
+        // Specific keys are always returned in dot-notation (already flat)
         $result = [];
         foreach ($settings as $key) {
-            $result[$key] = $userSettings[$key] ?? null;
+            $parts = explode('.', $key);
+            $value = $userSettings;
+            foreach ($parts as $part) {
+                if (!is_array($value) || !array_key_exists($part, $value)) {
+                    $value = null;
+                    break;
+                }
+                $value = $value[$part];
+            }
+            $result[$key] = $value;
+        }
+        return $result;
+    }
+
+    /**
+     * Recursively flatten a nested settings array into dot-notation keys.
+     */
+    private function flattenSettings(array $settings, string $prefix = ''): array
+    {
+        $result = [];
+        foreach ($settings as $key => $value) {
+            $fullKey = $prefix !== '' ? "{$prefix}.{$key}" : (string) $key;
+            if (is_array($value)) {
+                $result = array_merge($result, $this->flattenSettings($value, $fullKey));
+            } else {
+                $result[$fullKey] = $value;
+            }
         }
         return $result;
     }