From 8fabf7bb300c7b1d6b1a5dba9576581e28409ecb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reinhard=20X=2E=20F=C3=BCrst?= <rexfue@gmail.com>
Date: Wed, 13 May 2026 21:19:06 +0200
Subject: [PATCH] =?UTF-8?q?feat:=20Druck=20=E2=80=93=20kleinere=20Schrift?=
 =?UTF-8?q?=20und=20chronologische=20Reihenfolge?=
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Beim Drucken wird die Tabellenschrift auf 0.72rem verkleinert.
Der Drucken-Button lädt vorab alle Einträge des Monats in
aufsteigender Reihenfolge (älteste zuerst) und ruft dann
window.print() auf. API unterstützt jetzt order=asc.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 app/MainClient.tsx         |  9 --------
 app/api/logbuch/route.ts   |  8 ++++----
 app/globals.css            |  3 +++
 components/LogbuchList.tsx | 42 +++++++++++++++++++++++++++++++++++---
 4 files changed, 46 insertions(+), 16 deletions(-)

diff --git a/app/MainClient.tsx b/app/MainClient.tsx
index 8345bbf..6165638 100644
--- a/app/MainClient.tsx
+++ b/app/MainClient.tsx
@@ -150,15 +150,6 @@ export default function MainClient({ kuerzel, beoId, beoName, role }: Props) {
         {/* Liste-Tab: vollständige Liste */}
         {activeTab === 'liste' && (
           <div className="border-2 border-gray-400 rounded-xl bg-white p-3 print:border-0 print:rounded-none print:p-0">
-            <div className="flex justify-between items-center mb-2 print:hidden">
-              <span className="text-sm font-semibold text-gray-600">Einträge {activeKuppel}-Kuppel</span>
-              <button
-                onClick={() => window.print()}
-                className="text-sm px-3 py-1.5 bg-gray-200 hover:bg-gray-300 text-gray-700 rounded-lg"
-              >
-                🖨 Drucken
-              </button>
-            </div>
             <div className="hidden print:block mb-4">
               <div className="text-lg font-bold">Sternwarte Welzheim — Logbuch {activeKuppel}-Kuppel</div>
               <div className="text-sm text-gray-500">Ausdruck vom {new Date().toLocaleDateString('de-DE')}</div>
diff --git a/app/api/logbuch/route.ts b/app/api/logbuch/route.ts
index bf73da3..fc43f8d 100644
--- a/app/api/logbuch/route.ts
+++ b/app/api/logbuch/route.ts
@@ -21,17 +21,17 @@ const LIST_SQL =
   ' LEFT JOIN logbuch_objekte lo ON lo.LogbuchID = l.ID' +
   ' LEFT JOIN objekte o ON o.ID = lo.ObjektID' +
   ' WHERE l.Kuppel = ?' +
-  ' GROUP BY l.ID' +
-  ' ORDER BY l.Beginn DESC';
+  ' GROUP BY l.ID';
 
 export async function GET(request: NextRequest) {
   const session = await getSession();
   if (!session) return NextResponse.json({ error: 'Nicht angemeldet' }, { status: 401 });                                               
   const { searchParams } = new URL(request.url);
   const kuppel = searchParams.get('kuppel') || 'West';
-  const limit = Math.min(parseInt(searchParams.get('limit') || '10') || 10, 100);
+  const limit = Math.min(parseInt(searchParams.get('limit') || '10') || 10, 500);
   const offset = Math.max(0, parseInt(searchParams.get('offset') || '0') || 0);
   const month = searchParams.get('month') || '';
+  const order = searchParams.get('order') === 'asc' ? 'ASC' : 'DESC';
 
   let listWhere = 'WHERE l.Kuppel = ?';
   let countWhere = 'WHERE Kuppel = ?';
@@ -50,7 +50,7 @@ export async function GET(request: NextRequest) {
   try {
     const [countRows, entries] = await Promise.all([
       query('SELECT COUNT(*) AS total FROM logbuch ' + countWhere, params) as Promise<{ total: number }[]>,
-      query(LIST_SQL.replace('WHERE l.Kuppel = ?', listWhere) + ` LIMIT ${limit} OFFSET ${offset}`, params),
+      query(LIST_SQL.replace('WHERE l.Kuppel = ?', listWhere) + ` ORDER BY l.Beginn ${order} LIMIT ${limit} OFFSET ${offset}`, params),
     ]);
     return NextResponse.json({ entries, total: (countRows as unknown as { total: number }[])[0]?.total ?? 0 });
   } catch (error) {
diff --git a/app/globals.css b/app/globals.css
index 8a4a22a..5d748db 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -33,4 +33,7 @@ body {
   body {
     background: white;
   }
+  table {
+    font-size: 0.72rem;
+  }
 }
diff --git a/components/LogbuchList.tsx b/components/LogbuchList.tsx
index 0afdac0..2787c5c 100644
--- a/components/LogbuchList.tsx
+++ b/components/LogbuchList.tsx
@@ -1,6 +1,6 @@
 'use client';
 
-import { useEffect, useState } from 'react';
+import { useEffect, useRef, useState } from 'react';
 import type { Kuppel, LogbuchEintrag } from '@/types/logbuch';
 
 interface Props {
@@ -58,6 +58,8 @@ export default function LogbuchList({ kuppel, refreshKey, onEdit, limit = 10, co
   const [loading, setLoading] = useState(true);
   const [deleteId, setDeleteId] = useState<number | null>(null);
   const [error, setError] = useState('');
+  const [printEntries, setPrintEntries] = useState<LogbuchEintrag[] | null>(null);
+  const printPending = useRef(false);
 
   useEffect(() => { setPage(0); }, [kuppel, refreshKey, month]);
 
@@ -72,6 +74,27 @@ export default function LogbuchList({ kuppel, refreshKey, onEdit, limit = 10, co
       .catch(() => { setError('Fehler beim Laden.'); setLoading(false); });
   }, [kuppel, refreshKey, limit, page, month]);
 
+  useEffect(() => {
+    function onAfterPrint() { setPrintEntries(null); }
+    window.addEventListener('afterprint', onAfterPrint);
+    return () => window.removeEventListener('afterprint', onAfterPrint);
+  }, []);
+
+  useEffect(() => {
+    if (printPending.current && printEntries !== null) {
+      printPending.current = false;
+      window.print();
+    }
+  }, [printEntries]);
+
+  async function handlePrint() {
+    const url = `/api/logbuch?kuppel=${encodeURIComponent(kuppel)}&limit=500&offset=0` +
+      (month ? `&month=${encodeURIComponent(month)}` : '') + '&order=asc';
+    const data = await fetch(url).then((r) => r.json());
+    printPending.current = true;
+    setPrintEntries(data.entries);
+  }
+
   async function confirmDelete(id: number) {
     try {
       const res = await fetch(`/api/logbuch/${id}`, { method: 'DELETE' });
@@ -129,8 +152,21 @@ export default function LogbuchList({ kuppel, refreshKey, onEdit, limit = 10, co
   if (loading) return <>{monthNav}<div className="text-gray-500 text-sm py-4">Lade Einträge...</div></>;
   if (error)   return <>{monthNav}<div className="text-red-600 text-sm py-4">{error}</div></>;
 
+  const displayEntries = printEntries ?? entries;
+
   return (
     <div>
+      {!compact && (
+        <div className="flex justify-between items-center mb-2 print:hidden">
+          <span className="text-sm font-semibold text-gray-600">Einträge {kuppel}-Kuppel</span>
+          <button
+            onClick={handlePrint}
+            className="text-sm px-3 py-1.5 bg-gray-200 hover:bg-gray-300 text-gray-700 rounded-lg"
+          >
+            🖨 Drucken
+          </button>
+        </div>
+      )}
       {monthNav}
       {printHeader}
       <div className="overflow-x-auto">
@@ -156,13 +192,13 @@ export default function LogbuchList({ kuppel, refreshKey, onEdit, limit = 10, co
             </tr>
           </thead>
           <tbody>
-            {entries.length === 0 ? (
+            {displayEntries.length === 0 ? (
               <tr>
                 <td colSpan={compact ? 7 : 10} className="px-3 py-4 text-gray-500 text-sm text-center">
                   Keine Einträge für {monthLabel(month)}.
                 </td>
               </tr>
-            ) : entries.map((e) => (
+            ) : displayEntries.map((e) => (
               <tr key={e.ID} className="hover:bg-gray-50">
                 <td className={`${cell} whitespace-nowrap`}>{formatDate(e.Beginn, compact)}</td>
                 {compact ? (