changes 0129092025 laptop

app/Http/Controllers/ImportTemplateController.php

@@ -227,8 +227,20 @@ public function update(Request $request, ImportTemplate $template)
             'client_id' => 'nullable|integer|exists:clients,id',
             'is_active' => 'boolean',
             'sample_headers' => 'nullable|array',
+            'meta' => 'nullable|array',
+            'meta.delimiter' => 'nullable|string|max:4',
         ])->validate();
 
+        // Merge meta safely, preserving existing keys when not provided
+        $newMeta = $template->meta ?? [];
+        if (array_key_exists('meta', $data) && is_array($data['meta'])) {
+            $newMeta = array_merge($newMeta, $data['meta']);
+            // Drop empty delimiter to allow auto-detect
+            if (array_key_exists('delimiter', $newMeta) && (!is_string($newMeta['delimiter']) || trim((string) $newMeta['delimiter']) === '')) {
+                unset($newMeta['delimiter']);
+            }
+        }
+
         $template->update([
             'name' => $data['name'],
             'description' => $data['description'] ?? null,
@@ -237,6 +249,7 @@ public function update(Request $request, ImportTemplate $template)
             'client_id' => $data['client_id'] ?? null,
             'is_active' => $data['is_active'] ?? $template->is_active,
             'sample_headers' => $data['sample_headers'] ?? $template->sample_headers,
+            'meta' => $newMeta,
         ]);
 
         return redirect()->route('importTemplates.edit', ['template' => $template->uuid])