feat: add default label template setting and apply it to print dialog selection

paperless-frontend/src/api/userSettings.ts

@@ -9,6 +9,7 @@ export interface UserSettingsData {
   smtpFrom: string | null;
   smtpFromName: string | null;
   mailSignatureHtml: string | null;
+  defaultLabelTemplateId: number | null;
 }
 
 export interface SenderOption {

paperless-frontend/src/pages/InboxPage.tsx

@@ -36,6 +36,7 @@ import type { ColumnsType } from 'antd/es/table';
 import { inboxApi, type InboxBarcode, type InboxFile } from '../api/inbox';
 import { barcodeTemplatesApi, type BarcodeTemplate } from '../api/barcode-templates';
 import { labelPrintAgentApi } from '../api/labelPrintAgent';
+import { userSettingsApi } from '../api/userSettings';
 
 const { Title } = Typography;
 
@@ -150,14 +151,22 @@ export default function InboxPage() {
 
   const openPrintDialog = async () => {
     try {
-      const all = await barcodeTemplatesApi.list();
-      setLabelTemplates(all.filter((t) => t.LabelEnabled));
+      const [all, settings] = await Promise.all([
+        barcodeTemplatesApi.list(),
+        userSettingsApi.get(),
+      ]);
+      const enabled = all.filter((t) => t.LabelEnabled);
+      setLabelTemplates(enabled);
+      const defaultId = settings.defaultLabelTemplateId;
+      const defaultTemplate = defaultId != null
+        ? (enabled.find((t) => t.Id === defaultId) ?? null)
+        : null;
+      setSelectedTemplate(defaultTemplate);
+      setFieldValues(buildInitialFieldValues(defaultTemplate));
     } catch {
       message.error('Vorlagen konnten nicht geladen werden');
       return;
     }
-    setSelectedTemplate(null);
-    setFieldValues({});
     setLabelCount(1);
     setPrintDialogOpen(true);
   };

paperless-frontend/src/pages/UserSettingsPage.tsx

@@ -1,11 +1,66 @@
 import { useEffect, useRef, useState } from 'react';
-import { Button, Card, Form, Input, InputNumber, Space, Switch, Tabs, Typography, message } from 'antd';
+import { Button, Card, Form, Input, InputNumber, Select, Space, Switch, Tabs, Typography, message } from 'antd';
 import { CheckCircleOutlined, CloseCircleOutlined, LoadingOutlined } from '@ant-design/icons';
 import { WysiwygEditor, type WysiwygEditorHandle } from '../components/WysiwygEditor';
 import { userSettingsApi } from '../api/userSettings';
+import { barcodeTemplatesApi, type BarcodeTemplate } from '../api/barcode-templates';
 
 const { Title } = Typography;
 
+function LabelSettingsTab() {
+  const [templates, setTemplates] = useState<BarcodeTemplate[]>([]);
+  const [selectedId, setSelectedId] = useState<number | null>(null);
+  const [loading, setLoading] = useState(true);
+  const [saving, setSaving] = useState(false);
+
+  useEffect(() => {
+    Promise.all([userSettingsApi.get(), barcodeTemplatesApi.list()])
+      .then(([settings, all]) => {
+        setTemplates(all.filter((t) => t.LabelEnabled));
+        setSelectedId(settings.defaultLabelTemplateId);
+      })
+      .catch(() => message.error('Einstellungen konnten nicht geladen werden'))
+      .finally(() => setLoading(false));
+  }, []);
+
+  const handleSave = async () => {
+    setSaving(true);
+    try {
+      await userSettingsApi.update({ defaultLabelTemplateId: selectedId });
+      message.success('Einstellungen gespeichert');
+    } catch {
+      message.error('Speichern fehlgeschlagen');
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  if (loading) return null;
+
+  return (
+    <Form layout="vertical" style={{ maxWidth: 600 }}>
+      <Form.Item
+        label="Standard-Etikettenvorlage"
+        extra="Diese Vorlage wird beim Öffnen des Etikett-drucken-Dialogs vorausgewählt."
+      >
+        <Select
+          placeholder="Keine Standardvorlage"
+          allowClear
+          options={templates.map((t) => ({ value: t.Id, label: t.Name }))}
+          value={selectedId ?? undefined}
+          onChange={(v: number | undefined) => setSelectedId(v ?? null)}
+          style={{ width: '100%' }}
+        />
+      </Form.Item>
+      <Form.Item>
+        <Button type="primary" loading={saving} onClick={handleSave}>
+          Speichern
+        </Button>
+      </Form.Item>
+    </Form>
+  );
+}
+
 function MailSettingsTab() {
   const [form] = Form.useForm();
   const [loading, setLoading] = useState(true);
@@ -155,6 +210,11 @@ export default function UserSettingsPage() {
               label: 'Maileinstellungen',
               children: <MailSettingsTab />,
             },
+            {
+              key: 'label',
+              label: 'Etikettendruck',
+              children: <LabelSettingsTab />,
+            },
           ]}
         />
       </Card>