cache and view improvements

public/userarea/get_customfield_values.php

@@ -21,17 +21,26 @@ try {
     }
 
     $results = [];
+    $cacheDir = __DIR__ . '/cache';
+    if (!is_dir($cacheDir)) mkdir($cacheDir, 0777, true);
 
     foreach ($fieldIds as $customFieldId) {
+        $cacheFile = $cacheDir . '/customfield_' . $customFieldId . '.json';
+
+        // Use cache if fresh (1 hour)
+        if (file_exists($cacheFile) && (time() - filemtime($cacheFile) < 3600)) {
+            $results[$customFieldId] = json_decode(file_get_contents($cacheFile), true);
+            continue;
+        }
+
         $endpoint = "CustomField($customFieldId)?\$expand=CustomFieldsValues";
         $data = $api->get($endpoint);
+        $values = $data['CustomFieldsValues'] ?? [];
+        $results[$customFieldId] = $values;
 
-        $results[$customFieldId] = $data['CustomFieldsValues'] ?? [];
+        file_put_contents($cacheFile, json_encode($values));
     }
 
-    // Debug ფაილი
-    file_put_contents(__DIR__ . '/customfield_values_response.json', json_encode($results));
-
     echo json_encode($results);
 } catch (Exception $e) {
     http_response_code(500);