Fix of an missing parethasys

Web/app.py

@@ -3314,7 +3314,6 @@ def api_library_items():
 
         query = {
             'ItemType': {'$in': ['book', 'cd', 'dvd', 'schoolbook', 'schulbuch', 'Buch', 'Schulbuch']},
-            'IsGroupedSubItem': {'$ne': True},
             'Deleted': {'$ne': True}
         }
 
@@ -3332,7 +3331,12 @@ def api_library_items():
             'User': 1,
             'Ort': 1,
             'Beschreibung': 1,
-            'Image': 1
+            'Image': 1,
+            'SeriesGroupId': 1,
+            'SeriesCount': 1,
+            'SeriesPosition': 1,
+            'IsGroupedSubItem': 1,
+            'ParentItemId': 1,
         }
 
         total_count = items_db.count_documents(query)
@@ -3360,6 +3364,10 @@ def api_library_items():
                 'Beschreibung': 1,
                 'Image': 1,
                 'ParentItemId': 1,
+                'SeriesGroupId': 1,
+                'SeriesCount': 1,
+                'SeriesPosition': 1,
+                'IsGroupedSubItem': 1,
             }
             child_items = list(items_db.find({
                 'ParentItemId': {'$in': parent_ids_list},
@@ -3473,6 +3481,48 @@ def api_library_items():
         return jsonify({'error': 'An error occurred while fetching library items'}), 500
 
 
+@app.route('/api/library_group/<series_group_id>')
+def api_library_group(series_group_id):
+    """Fetch all items belonging to one library series group."""
+    if 'username' not in session:
+        return jsonify({'items': []}), 401
+
+    try:
+        client = MongoClient(MONGODB_HOST, MONGODB_PORT)
+        db = client[MONGODB_DB]
+        items_col = db['items']
+
+        query = {
+            'SeriesGroupId': series_group_id,
+            'Deleted': {'$ne': True},
+            'ItemType': {'$in': ['book', 'cd', 'dvd', 'schoolbook', 'schulbuch', 'Buch', 'Schulbuch']},
+        }
+        projection = {
+            'Name': 1,
+            'ISBN': 1,
+            'Code_4': 1,
+            'Code4': 1,
+            'ItemType': 1,
+            'Ort': 1,
+            'Beschreibung': 1,
+            'SeriesGroupId': 1,
+            'SeriesCount': 1,
+            'SeriesPosition': 1,
+            'IsGroupedSubItem': 1,
+            'ParentItemId': 1,
+        }
+
+        items = list(items_col.find(query, projection).sort([('SeriesPosition', 1), ('Name', 1), ('_id', 1)]))
+        for item in items:
+            item['_id'] = str(item['_id'])
+
+        client.close()
+        return jsonify({'items': items, 'count': len(items), 'series_group_id': series_group_id})
+    except Exception as exc:
+        app.logger.error('Error loading library group %s: %s', series_group_id, exc)
+        return jsonify({'items': [], 'message': 'Gruppe konnte nicht geladen werden.'}), 500
+
+
 @app.route('/api/library_scan_action', methods=['POST'])
 def api_library_scan_action():
     """
@@ -6336,17 +6386,20 @@ def update_group():
 
     # 1. Shared Fields (Group Logic)
     # These apply to every item in the group
-    shared_update = {
-        'Name': data.get('name'),
-        'Ort': data.get('ort'),
-        'Beschreibung': data.get('beschreibung'),
-        'Anschaffungsjahr': data.get('ansch_jahr'),
-        'Anschaffungskosten': data.get('ansch_kost'),
-        'Reservierbar': data.get('reservierbar'),
-        'ISBN': data.get('isbn'),
-        'ItemType': data.get('item_type'),
-        'LastUpdated': datetime.datetime.now()
-    }
+    shared_update = {'LastUpdated': datetime.datetime.now()}
+    for source_key, target_key in (
+        ('name', 'Name'),
+        ('ort', 'Ort'),
+        ('beschreibung', 'Beschreibung'),
+        ('ansch_jahr', 'Anschaffungsjahr'),
+        ('ansch_kost', 'Anschaffungskosten'),
+        ('reservierbar', 'Reservierbar'),
+        ('isbn', 'ISBN'),
+        ('item_type', 'ItemType'),
+    ):
+        value = data.get(source_key)
+        if value is not None:
+            shared_update[target_key] = value
 
     # 2. Individual Updates (Specific Code Logic)
     # Expected format: [{'id': '...', 'code_4': '...'}, ...]

Web/templates/library_table.html

@@ -669,6 +669,11 @@
     let keyboardScanBuffer = '';
     let keyboardLastKeyAt = 0;
     const KEYBOARD_SCAN_INTERCHAR_MS = 100; // max time between keystrokes to consider them one scan
+    let editLibraryState = {
+        itemId: '',
+        seriesGroupId: '',
+        groupMembers: []
+    };
     
     const canEditLibraryItems = (document.getElementById('libraryTableContainer')?.dataset.canEdit === '1');
 
@@ -1035,7 +1040,7 @@
                 setScanStatus(`Ausweis gesetzt: ${activeStudentCardId}`, 'ok');
                 return;
             }
-    
+
 
     async function returnByCode(code) {
         if (!code) return;
@@ -1073,13 +1078,13 @@
                     item_code: scannedCode
                 })
             });
-        
+
             const result = await response.json();
             if (!response.ok || !result.ok) {
                 setScanStatus(result.message || 'Scan-Aktion fehlgeschlagen.', 'error');
                 return;
             }
-        
+
             if (result.action === 'borrowed') {
                 setScanStatus(`Ausgeliehen: ${result.item_name}`, 'ok');
                 showSmallConfirm(`Ausgeliehen: ${result.item_name}`, 'ok');
@@ -1090,7 +1095,7 @@
                 setScanStatus(result.message || 'Aktion durchgeführt.', 'ok');
                 showSmallConfirm(result.message || 'Aktion durchgeführt.', 'ok');
             }
-        
+
             await loadLibraryItems();
         } catch (err) {
             console.error('Quick scan action failed:', err);
@@ -1105,15 +1110,15 @@
         if (!scanReaderWrap || !editCodeInput || !scanEditBtn) {
             return;
         }
-    
+
         if (scannerRunning && scanReaderWrap.style.display !== 'none') {
             stopScanner();
             scanEditBtn.textContent = 'Barcode scannen';
             return;
         }
-    
+
         scanEditBtn.textContent = 'Scanner schließen';
-    
+
         startScanner(function(decodedText) {
             editCodeInput.value = decodedText;
             if(typeof validateCodeField === "function") {
@@ -1132,16 +1137,16 @@
             alert('Dieses Medium ist als defekt/zerstört markiert und kann nicht ausgeliehen werden.');
             return;
         }
-    
+
         const defaultCardId = activeStudentCardId || '';
         const cardId = (window.prompt('Bitte Schülerausweis-ID eingeben:', defaultCardId) || '').trim().toUpperCase();
         if (!cardId) {
             alert('Ausleihe abgebrochen: Für Bibliotheksmedien ist eine gültige Schülerausweis-ID erforderlich.');
             return;
         }
-    
+
         setActiveStudentCard(cardId);
-    
+
         const durationInput = (window.prompt('Ausleihdauer in Tagen (optional):') || '').trim();
         const maxAvailable = Math.max(1, parseInt(selectedItem?.AvailableGroupedCount || selectedItem?.Quantity || 1, 10) || 1);
         const countPrompt = (window.prompt(`Anzahl ausleihen? (Standard: 1, verfügbar: ${maxAvailable})`, '1') || '').trim();
@@ -1153,29 +1158,29 @@
             alert(`Es sind nur ${maxAvailable} Exemplar(e) verfügbar.`);
             return;
         }
-    
+
         const form = document.createElement('form');
         form.method = 'POST';
         form.action = `/ausleihen/${itemId}`;
-    
+
         const csrfField = document.createElement('input');
         csrfField.type = 'hidden';
         csrfField.name = 'csrf_token';
         csrfField.value = '{{ csrf_token }}';
         form.appendChild(csrfField);
-    
+
         const cardField = document.createElement('input');
         cardField.type = 'hidden';
         cardField.name = 'borrower_card_id';
         cardField.value = cardId;
         form.appendChild(cardField);
-    
+
         const returnTargetField = document.createElement('input');
         returnTargetField.type = 'hidden';
         returnTargetField.name = 'return_to';
         returnTargetField.value = 'library';
         form.appendChild(returnTargetField);
-    
+
         if (durationInput) {
             const durationField = document.createElement('input');
             durationField.type = 'hidden';
@@ -1183,13 +1188,13 @@
             durationField.value = durationInput;
             form.appendChild(durationField);
         }
-    
+
         const countField = document.createElement('input');
         countField.type = 'hidden';
         countField.name = 'exemplare_count';
         countField.value = String(borrowCount || 1);
         form.appendChild(countField);
-    
+
         document.body.appendChild(form);
         form.submit();
     }
@@ -1216,13 +1221,13 @@
         // auto remove after 3 seconds
         setTimeout(() => { try { if (el && el.parentNode) el.parentNode.removeChild(el); } catch(e){} }, 3000);
     }
-    
+
     function setActiveStudentCard(cardId) {
         activeStudentCardId = (cardId || '').trim().toUpperCase();
         const input = document.getElementById('activeStudentCard');
         if (input) input.value = activeStudentCardId;
     }
-    
+
     function normalizeScannedCode(code) {
         return (code || '').trim();
     }
@@ -1287,7 +1292,7 @@
         const resetBtn = document.getElementById('resetCardBtn');
         const modeSelect = document.getElementById('scanModeSelect');
         const keyboardToggle = document.getElementById('keyboardScannerToggle');
-    
+
         if (toggleBtn) {
             toggleBtn.addEventListener('click', async () => {
                 if (scannerRunning) {
@@ -1297,14 +1302,14 @@
                 }
             });
         }
-    
+
         if (resetBtn) {
             resetBtn.addEventListener('click', () => {
                 setActiveStudentCard('');
                 setScanStatus('Ausweis zurückgesetzt. Bitte neu scannen.', 'warn');
             });
         }
-    
+
         if (modeSelect) {
             modeSelect.addEventListener('change', () => {
                 if (modeSelect.value === 'quick_toggle' && !activeStudentCardId) {
@@ -1330,8 +1335,8 @@
     }
 
     // Run when DOM structure is entirely ready
-    document.addEventListener('DOMContentLoaded', () => {
-        wireScannerUi();       // Setup scanner control buttons 
+    document.addEventListener('DOMContentLoaded', async () => {
+        wireScannerUi();       // Setup scanner control buttons
         loadLibraryItems();   // Fetch your database items right away!
 
         // Safely connect standard Filters and Search inputs inside DOMContentLoaded
@@ -1360,7 +1365,7 @@
                 document.getElementById('filterISBN').value = '';
                 document.getElementById('filterType').value = '';
                 document.getElementById('filterStatus').value = '';
-                activeFilters = { isbn: '', type: '', status: '' };
+                activeFilters = {isbn: '', type: '', status: ''};
                 applyFiltersAndSearch(true);
             });
         }
@@ -1397,159 +1402,198 @@
         // Edit Modal Form processing
         const editForm = document.getElementById('editLibraryForm');
         if (editForm) {
-            editForm.addEventListener('submit', async function(e) {
-                e.preventDefault(); 
+            try {
+                if (isGroupedEdit) {
+                    const payload = {
+                        series_group_id: currentItem.SeriesGroupId,
+                        ...sharedPayload,
+                        items: groupMembers.map(member => ({
+                            id: member._id,
+                            code_4: codeByItemId.get(member._id) || ''
+                        }))
+                    };
 
-                const itemId = document.getElementById('editLibraryItemId').value;
-
-                const updatedData = {
-                    name: document.getElementById('editLibraryName').value,
-                    item_type: document.getElementById('editLibraryType').value,
-                    isbn: document.getElementById('editLibraryIsbn').value,
-                    code_4: document.getElementById('editLibraryCode4').value, 
-                    ort: document.getElementById('editLibraryLocation').value,
-                    beschreibung: document.getElementById('editLibraryDescription').value
-                };
-
-                try {
-                    const response = await fetch(`/api/library_item/${itemId}/update`, {
+                    const response = await fetch('/update_group', {
                         method: 'POST',
                         headers: {
                             'Content-Type': 'application/json',
-                            'X-CSRFToken': '{{ csrf_token }}', 
+                            'X-CSRFToken': '{{ csrf_token }}',
                             'X-CSRF-Token': '{{ csrf_token }}'
                         },
-                        body: JSON.stringify(updatedData)
-                    });
-
-                    const result = await response.json();
-
-                    if (response.ok && result.ok) {
-                        alert(result.message || 'Medium erfolgreich aktualisiert!');
-                        closeEditLibraryModal();
-
-                        pagingState.loading = false; 
-                        loadLibraryItems(); 
-                    } else {
-                        alert(result.message || 'Fehler beim Speichern der Änderungen.');
-                    }
-                } catch (error) {
-                    console.error('Update failed:', error);
-                    alert('Netzwerkfehler beim Aktualisieren des Mediums.');
-                }
-            });
-        }
-    });
-
-    window.openEditLibraryItem = function(itemId) {
-        const item = libraryItems.find(i => i._id === itemId);
-        if (!item) return;
-
-        // 1. Felder befüllen
-        document.getElementById('editLibraryItemId').value = item._id;
-        document.getElementById('editLibraryName').value = item.Name;
-        document.getElementById('editLibraryType').value = item.ItemType;
-        document.getElementById('editLibraryIsbn').value = item.ISBN || '';
-        document.getElementById('editLibraryCode4').value = item.Code_4 || '';
-        document.getElementById('editLibraryLocation').value = item.Ort;
-        document.getElementById('editLibraryDescription').value = item.Beschreibung;
-
-        // 2. Gruppen-Logik
-        const warningDiv = document.getElementById('editLibraryGroupWarning');
-        const codesContainer = document.getElementById('editLibraryAllCodes');
-
-        if (item.SeriesGroupId) {
-            // Filtern aus dem aktuell geladenen Array
-            let groupMembers = libraryItems.filter(i => i.SeriesGroupId === item.SeriesGroupId);
-
-            // SCHLÜSSEL: Wenn die Anzahl der gefundenen Elemente nicht mit SeriesCount übereinstimmt,
-            // haben wir die Gruppe noch nicht vollständig geladen.
-            if (groupMembers.length < (item.SeriesCount || 0)) {
-                console.warn("Gruppe noch nicht vollständig geladen. Anzeige ggf. unvollständig.");
-                // Optional: Zeige einen Ladehinweis im Modal
-                codesContainer.textContent = "Lade restliche Gruppenmitglieder...";
-            } else {
-                // Daten sind vollständig -> Anzeigen
-                const codeList = groupMembers
-                    .sort((a, b) => (a.SeriesPosition || 0) - (b.SeriesPosition || 0))
-                    .map(m => m.Code_4 || "---")
-                    .join(', ');
-
-                codesContainer.textContent = codeList;
-            }
-
-            document.getElementById('editLibraryGroupCount').textContent = groupMembers.length + " / " + (item.SeriesCount || "?");
-            warningDiv.style.display = 'block';
-        } else {
-            warningDiv.style.display = 'none';
-        }
-
-        document.getElementById('editLibraryModal').style.display = 'flex';
-    };
-
-    function closeEditLibraryModal() {
-        document.getElementById('editLibraryModal').style.display = 'none';
-    }
-
-    /**
-     * Event-Listener für das Formular (Initialisierung)
-     */
-    document.addEventListener('DOMContentLoaded', function() {
-        const editForm = document.getElementById('editLibraryForm');
-        if (editForm) {
-            editForm.addEventListener('submit', async function(e) {
-                e.preventDefault();
-
-                const itemId = document.getElementById('editLibraryItemId').value;
-                const currentItem = libraryItems.find(i => i._id === itemId);
-
-                if (!currentItem) return;
-
-                // 1. Alle Mitglieder der Gruppe finden, um die Code-Liste aufzubauen
-                const groupMembers = libraryItems.filter(i => i.SeriesGroupId === currentItem.SeriesGroupId);
-                const individualUpdates = groupMembers.map(member => ({
-                    id: member._id,
-                    // Wenn dies das bearbeitete Item ist, nimm den neuen Code, sonst den alten
-                    code_4: (member._id === itemId) ? document.getElementById('editLibraryCode4').value : member.Code_4
-                }));
-
-                // 2. Payload für das Backend bauen
-                const payload = {
-                    series_group_id: currentItem.SeriesGroupId,
-                    name: document.getElementById('editLibraryName').value,
-                    ort: document.getElementById('editLibraryLocation').value,
-                    beschreibung: document.getElementById('editLibraryDescription').value,
-                    isbn: document.getElementById('editLibraryIsbn').value,
-                    item_type: document.getElementById('editLibraryType').value,
-                    items: individualUpdates
-                };
-
-                // 3. Request an die Gruppen-Update Route
-                try {
-                    const response = await fetch('/update_group', {
-                        method: 'POST',
-                        headers: { 'Content-Type': 'application/json' },
                         body: JSON.stringify(payload)
                     });
 
                     const result = await response.json();
-                    if (result.success) {
-                        alert('Gruppe erfolgreich synchronisiert!');
+                    if (response.ok && result.success) {
+                        alert(result.message || 'Gruppe erfolgreich aktualisiert!');
                         closeEditLibraryModal();
-                        await loadLibraryItems(); // Daten neu laden
-                        // renderTable(); // Ggf. Tabelle neu rendern
-                    } else {
+                        pagingState.loading = false;
                         await loadLibraryItems();
-                        closeEditLibraryModal();
+                    } else {
+                        alert(result.message || 'Fehler beim Speichern der Gruppenänderungen.');
                     }
-                } catch (error) {
-                    console.error('Update failed:', error);
-                    alert('Netzwerkfehler.');
-                }
-            });
+                } else {
+                    const primaryCodeInput = codeInputs[0];
+                    const payload = {
+                        name: sharedPayload.name,
+                        item_type: sharedPayload.item_type,
+                        isbn: sharedPayload.isbn,
+                        code_4: primaryCodeInput ? primaryCodeInput.value.trim() : (currentItem.Code_4 || currentItem.Code4 || '').trim(),
+                        ort: sharedPayload.ort,
+                        beschreibung: sharedPayload.beschreibung
+                    };
 
+                    const response = await fetch(`/api/library_item/${itemId}/update`, {
+                        method: 'POST',
+                        headers: {
+                            'Content-Type': 'application/json',
+                            'X-CSRFToken': '{{ csrf_token }}',
+                            'X-CSRF-Token': '{{ csrf_token }}'
+                        },
+                        body: JSON.stringify(payload)
+                    });
+
+                    const result = await response.json();
+                    if (response.ok && result.ok) {
+                        alert(result.message || 'Medium erfolgreich aktualisiert!');
+                        closeEditLibraryModal();
+                        pagingState.loading = false;
+                        await loadLibraryItems();
+                    } else {
+                        alert(result.message || 'Fehler beim Speichern der Änderungen.');
+                    }
+                }
+            } catch (error) {
+                console.error('Update failed:', error);
+                alert('Netzwerkfehler beim Aktualisieren des Mediums.');
+            }
+            editForm.addEventListener('submit', async function (e) {
+                e.preventDefault();
+
+                const itemId = document.getElementById('editLibraryItemId').value;
+                const currentItem = libraryItems.find(i => i._id === itemId);
+                if (!currentItem) return;
+
+                const codeInputs = Array.from(document.querySelectorAll('#editLibraryCodesContainer input[data-item-id]'));
+
+                const sharedPayload = {
+                    name: document.getElementById('editLibraryName').value,
+                    item_type: document.getElementById('editLibraryType').value,
+                    isbn: document.getElementById('editLibraryIsbn').value,
+                    ort: document.getElementById('editLibraryLocation').value,
+                    beschreibung: document.getElementById('editLibraryDescription').value,
+                    ansch_jahr: currentItem.Anschaffungsjahr || '',
+                    ansch_kost: currentItem.Anschaffungskosten || '',
+                    reservierbar: currentItem.Reservierbar !== false,
+                };
+                const codeByItemId = new Map(codeInputs.map(input => [input.dataset.itemId, (input.value || '').trim()]));
+                const groupMembers = editLibraryState.groupMembers.length > 0 ? editLibraryState.groupMembers : [currentItem];
+                const isGroupedEdit = Boolean(currentItem.SeriesGroupId) && groupMembers.length > 1;
+
+            });
         }
     });
+
+    async function fetchLibraryGroupMembers(seriesGroupId) {
+        if (!seriesGroupId) return [];
+
+            try {
+                const response = await fetch(`/api/library_group/${encodeURIComponent(seriesGroupId)}`);
+                if (!response.ok) {
+                    throw new Error(`HTTP ${response.status}`);
+                }
+
+                const payload = await response.json();
+                return Array.isArray(payload.items) ? payload.items : [];
+            } catch (error) {
+                console.warn('Falling back to loaded library items for group editing:', error);
+                return (libraryItems || []).filter(item => item.SeriesGroupId === seriesGroupId);
+            }
+        }
+
+        function renderLibraryGroupCodeFields(groupMembers, currentItemId) {
+            const codesContainer = document.getElementById('editLibraryCodesContainer');
+            const groupWarning = document.getElementById('editLibraryGroupWarning');
+            const groupCount = document.getElementById('editLibraryGroupCount');
+            const groupHint = document.getElementById('editLibraryGroupHint');
+
+            if (!codesContainer) return;
+
+            const items = Array.isArray(groupMembers) ? groupMembers.slice() : [];
+            items.sort((a, b) => (a.SeriesPosition || 0) - (b.SeriesPosition || 0) || String(a.Name || '').localeCompare(String(b.Name || '')));
+
+            editLibraryState.groupMembers = items;
+
+            if (groupWarning) {
+                groupWarning.style.display = items.length > 1 ? 'block' : 'none';
+            }
+            if (groupCount) {
+                const totalCount = items.length || 1;
+                const declaredCount = items[0]?.SeriesCount || totalCount;
+                groupCount.textContent = `${totalCount} / ${declaredCount}`;
+            }
+            if (groupHint) {
+                groupHint.textContent = items.length > 1
+                    ? 'Jeder Code gehört zu einem eigenen Exemplar. Änderungen werden für alle Codes gespeichert.'
+                    : 'Einzelnes Exemplar. Der Code wird direkt gespeichert.';
+            }
+
+            if (!items.length) {
+                codesContainer.innerHTML = '<div style="padding:10px 0; color:#6b7280;">Keine Codes geladen.</div>';
+                return;
+            }
+
+            codesContainer.innerHTML = items.map((member, index) => {
+                const codeValue = member.Code_4 || member.Code4 || '';
+                const labelParts = [];
+                if (member.SeriesPosition !== undefined && member.SeriesPosition !== null) {
+                    labelParts.push(`Exemplar ${member.SeriesPosition}`);
+                } else {
+                    labelParts.push(`Exemplar ${index + 1}`);
+                }
+                if (member._id === currentItemId) {
+                    labelParts.push('aktuelles Medium');
+                }
+                return `
+                <div style="display:flex; flex-direction:column; gap:6px; margin-bottom:10px;">
+                    <label for="editLibraryCode-${member._id}" style="font-weight:600; font-size:0.9em; color:var(--ui-text);">${escapeHtml(labelParts.join(' · '))}</label>
+                    <input id="editLibraryCode-${member._id}" data-item-id="${escapeHtml(member._id)}" value="${escapeHtml(codeValue)}" placeholder="Mediencode" style="width:100%; padding:8px 10px; border:1px solid #d0d7e2; border-radius:6px;">
+                </div>
+            `;
+            }).join('');
+        }
+
+        window.openEditLibraryItem = async function (itemId) {
+            const item = libraryItems.find(i => i._id === itemId);
+            if (!item) return;
+
+            editLibraryState.itemId = item._id;
+            editLibraryState.seriesGroupId = item.SeriesGroupId || '';
+            editLibraryState.groupMembers = [];
+
+            // 1. Felder befüllen
+            document.getElementById('editLibraryItemId').value = item._id;
+            document.getElementById('editLibraryName').value = item.Name;
+            document.getElementById('editLibraryType').value = item.ItemType;
+            document.getElementById('editLibraryIsbn').value = item.ISBN || '';
+            document.getElementById('editLibraryLocation').value = item.Ort;
+            document.getElementById('editLibraryDescription').value = item.Beschreibung;
+
+            const codesContainer = document.getElementById('editLibraryCodesContainer');
+            if (codesContainer) {
+                codesContainer.innerHTML = '<div style="padding:10px 0; color:#6b7280;">Lade Codes...</div>';
+            }
+
+            const groupMembers = item.SeriesGroupId ? await fetchLibraryGroupMembers(item.SeriesGroupId) : [item];
+            renderLibraryGroupCodeFields(groupMembers.length > 0 ? groupMembers : [item], item._id);
+
+            document.getElementById('editLibraryModal').style.display = 'flex';
+        };
+
+    function closeEditLibraryModal() {
+        document.getElementById('editLibraryModal').style.display = 'none';
+    }
+    }
 </script>
 
 <div id="editLibraryModal" class="modal" style="display:none;">
@@ -1563,15 +1607,12 @@
                 <strong style="color: #0ea5e9;">Gruppen-Range (Total: <span id="editLibraryGroupCount"></span>)</strong>
             </div>
             
-            <p style="margin: 5px 0; font-size: 12px; color: #555;">
-                Alle aufgeführten Codes gehören zu diesem Datensatz:
+            <p id="editLibraryGroupHint" style="margin: 5px 0; font-size: 12px; color: #555;">
+                Änderungen an Titel, Ort und Beschreibung werden auf alle Exemplare der Gruppe übertragen.
             </p>
-            
-            <!-- Hier werden die Codes per JS eingefügt -->
-            <div id="editLibraryAllCodes" style="display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px;"></div>
-            
+
             <div style="margin-top: 15px; font-size: 11px; background: #e0f2fe; padding: 8px; border-radius: 4px;">
-                <strong>Hinweis:</strong> Änderungen an Titel/Ort/Beschreibung werden auf <strong>alle</strong> Exemplare der Range übertragen.
+                <strong>Hinweis:</strong> Jeder Mediencode wird einzeln gespeichert, damit alle Exemplare der Gruppe korrekt bleiben.
             </div>
         </div>
 
@@ -1597,8 +1638,8 @@
                     <input id="editLibraryIsbn" placeholder="optional ISBN-10/13" style="width: 100%;">
                 </div>
                 <div>
-                    <label for="editLibraryCode4">Code</label>
-                    <input id="editLibraryCode4" placeholder="optional Mediencode" style="width: 100%;">
+                    <label>Mediencodes</label>
+                    <div id="editLibraryCodesContainer"></div>
                 </div>
                 <div class="full">
                     <label for="editLibraryLocation">Ort</label>
@@ -1616,20 +1657,4 @@
         </form>
     </div>
 </div>
-<div id="editLibraryGroupWarning" style="display:none; background-color: #fff; padding: 15px; border-radius: 6px; margin-bottom: 20px; border: 1px solid #0ea5e9;">
-    <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; border-bottom: 1px solid #eee; padding-bottom: 10px;">
-        <strong style="color: #0ea5e9;">Gruppen-Range (Total: <span id="editLibraryGroupCount"></span>)</strong>
-    </div>
-
-    <p style="margin: 5px 0; font-size: 12px; color: #555;">
-        Alle Codes in dieser Gruppe:
-    </p>
-
-    <!-- Hier wird die Liste als Komma-Text eingefügt -->
-    <div id="editLibraryAllCodes" style="font-family: monospace; font-size: 14px; font-weight: bold; color: #333; margin-top: 5px;"></div>
-
-    <div style="margin-top: 15px; font-size: 11px; background: #e0f2fe; padding: 8px; border-radius: 4px;">
-        <strong>Hinweis:</strong> Änderungen an Titel/Ort/Beschreibung werden auf <strong>alle</strong> Exemplare der Range übertragen.
-    </div>
-</div>
 {% endblock %}