From 80ede8e3a697bfaed9e8ac40387176d1daf78c8f Mon Sep 17 00:00:00 2001
From: Gemini Agent <gemini@example.com>
Date: Sun, 7 Dec 2025 07:57:05 +0000
Subject: [PATCH] Fix: Zusatztaschen-Gewicht und Bilder in Packlisten

- backpack_utils.php: Setze article_id beim Sync von Zusatztaschen korrekt.
- packing_list_detail.php: Zeige Artikelbild statt Ordner-Icon bei Zusatztaschen.
---
 src/backpack_utils.php      | 15 ++++++++-------
 src/packing_list_detail.php |  8 +++++++-
 2 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/src/backpack_utils.php b/src/backpack_utils.php
index 77843ea..3f3e312 100644
--- a/src/backpack_utils.php
+++ b/src/backpack_utils.php
@@ -6,9 +6,6 @@ function sync_backpack_items($conn, $list_id, $user_id, $backpack_id) {
     $bp = $conn->query("SELECT name FROM backpacks WHERE id = $backpack_id")->fetch_assoc();
     
     // 2. Check/Create Root Item
-    // Use NULL safe comparison or check for NULL explicitly
-    // We need to allow for existing items that might be named differently if user renamed them? 
-    // No, we stick to structure.
     $root_id = 0;
     $stmt = $conn->prepare("SELECT id FROM packing_list_items WHERE packing_list_id = ? AND carrier_user_id = ? AND backpack_id = ?");
     $stmt->bind_param("iii", $list_id, $user_id, $backpack_id);
@@ -28,7 +25,8 @@ function sync_backpack_items($conn, $list_id, $user_id, $backpack_id) {
     }
 
     // 3. Sync Compartments
-    $comps = $conn->query("SELECT id, name FROM backpack_compartments WHERE backpack_id = $backpack_id ORDER BY sort_order ASC");
+    // FIX: Fetch linked_article_id as well
+    $comps = $conn->query("SELECT id, name, linked_article_id FROM backpack_compartments WHERE backpack_id = $backpack_id ORDER BY sort_order ASC");
     while ($comp = $comps->fetch_assoc()) {
         // Check if item exists for this compartment AND this user
         $stmt_c = $conn->prepare("SELECT id FROM packing_list_items WHERE packing_list_id = ? AND backpack_compartment_id = ? AND carrier_user_id = ?");
@@ -36,9 +34,12 @@ function sync_backpack_items($conn, $list_id, $user_id, $backpack_id) {
         $stmt_c->execute();
         if ($stmt_c->get_result()->num_rows == 0) {
             // Create Compartment Item
-            $c_name = $comp['name']; 
-            $stmt_ins_c = $conn->prepare("INSERT INTO packing_list_items (packing_list_id, carrier_user_id, name, backpack_compartment_id, parent_packing_list_item_id, quantity, article_id, order_index) VALUES (?, ?, ?, ?, ?, 1, NULL, 0)");
-            $stmt_ins_c->bind_param("iisii", $list_id, $user_id, $c_name, $comp['id'], $root_id);
+            $c_name = $comp['name'];
+            $c_article_id = !empty($comp['linked_article_id']) ? $comp['linked_article_id'] : NULL;
+            
+            // FIX: Insert linked article_id if present
+            $stmt_ins_c = $conn->prepare("INSERT INTO packing_list_items (packing_list_id, carrier_user_id, name, backpack_compartment_id, parent_packing_list_item_id, quantity, article_id, order_index) VALUES (?, ?, ?, ?, ?, 1, ?, 0)");
+            $stmt_ins_c->bind_param("iisiii", $list_id, $user_id, $c_name, $comp['id'], $root_id, $c_article_id);
             $stmt_ins_c->execute();
         }
     }
diff --git a/src/packing_list_detail.php b/src/packing_list_detail.php
index 75a8696..f41796c 100644
--- a/src/packing_list_detail.php
+++ b/src/packing_list_detail.php
@@ -182,7 +182,13 @@ function render_item_row($item, $level, $items_by_parent) {
     } elseif ($is_compartment) {
         $bg_class = "table-light";
         $text_class = "fw-bold fst-italic text-muted";
-        $icon = '<i class="fas fa-folder-open me-2 text-warning"></i>';
+        // Check if linked article (image present)
+        if (!empty($item['image_url'])) {
+             $img_src = htmlspecialchars($item['image_url']);
+             $icon = '<img src="' . $img_src . '" class="item-image me-2 article-image-trigger" data-preview-url="' . $img_src . '">';
+        } else {
+             $icon = '<i class="fas fa-folder-open me-2 text-warning"></i>';
+        }
     } else {
         $img_src = !empty($item['image_url']) ? htmlspecialchars($item['image_url']) : 'assets/images/keinbild.png';
         $icon = '<img src="' . $img_src . '" class="item-image me-2 article-image-trigger" data-preview-url="' . $img_src . '">';