From bee9bd1ef4c363f5e51f05cf15c5464db15af6c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20M=C3=BCller?= <ich@eskimue.de>
Date: Wed, 19 Aug 2026 10:44:15 +0200
Subject: [PATCH] Erweitere Sonnenfinsternis-Steuerung und Zeitanzeige

---
 public/css/style.css        |   4 ++
 public/sonnenfinsternis.php | 139 ++++++++++++++++++++++++++++++------
 2 files changed, 122 insertions(+), 21 deletions(-)

diff --git a/public/css/style.css b/public/css/style.css
index 2190863..aa0d417 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -4930,6 +4930,10 @@ body.solarsystem-page:not(.jupitersystem-page) .solarsystem-stage-wrap {
     pointer-events: none;
 }
 
+.eclipse-stage-time-solar {
+    bottom: calc(5.4rem - 5px);
+}
+
 /* View toggle */
 .eclipse-view-toggle {
     position: absolute;
diff --git a/public/sonnenfinsternis.php b/public/sonnenfinsternis.php
index dd2cab9..d55acce 100644
--- a/public/sonnenfinsternis.php
+++ b/public/sonnenfinsternis.php
@@ -57,6 +57,40 @@ $userAlt = isset($currentLocation['elevation']) ? (float)$currentLocation['eleva
         </div>
       </div>
 
+      <div class="solarsystem-sidebar-block">
+        <div class="solarsystem-label">Steuerung</div>
+        <div class="eclipse-sidebar-controls">
+          <div class="eclipse-sidebar-buttons">
+            <button class="btn btn-sm btn-secondary" id="eclipseBtnRewind" title="Zum Anfang">⏮</button>
+            <button class="btn btn-sm btn-primary" id="eclipseBtnPlay" title="Play/Pause">▶ Play</button>
+            <button class="btn btn-sm btn-secondary" id="eclipseBtnEnd" title="Zum Ende">⏭</button>
+          </div>
+          <div class="eclipse-time-display" id="eclipseTimeDisplay">– – : – – UTC</div>
+          <label class="eclipse-speed-label eclipse-speed-label-sidebar">
+            <span class="solarsystem-label">Geschw.</span>
+            <select id="eclipseSpeedSel" class="eclipse-speed-sel">
+              <option value="1">×1</option>
+              <option value="3">×3</option>
+              <option value="10" selected>×10</option>
+              <option value="30">×30</option>
+              <option value="60">×60</option>
+            </select>
+          </label>
+        </div>
+      </div>
+
+      <div class="solarsystem-sidebar-block">
+        <div class="solarsystem-label">Zeitformat</div>
+        <label class="form-checkbox" for="eclipseUseLocalTime">
+          <input type="checkbox" id="eclipseUseLocalTime">
+          <span>Lokale Zeit statt UTC anzeigen</span>
+        </label>
+        <label class="form-checkbox" for="eclipseShowStageTime">
+          <input type="checkbox" id="eclipseShowStageTime">
+          <span>Uhrzeit mittig in der Grafik anzeigen</span>
+        </label>
+      </div>
+
       <div class="solarsystem-sidebar-block">
         <div class="solarsystem-label">Schatten-Skalierung</div>
         <label class="solarsystem-label eclipse-control-label" for="umbraScaleRange">
@@ -70,7 +104,7 @@ $userAlt = isset($currentLocation['elevation']) ? (float)$currentLocation['eleva
       </div>
 
       <div class="solarsystem-sidebar-block is-hidden" id="eclipseDataBlock">
-        <div class="solarsystem-label">Kontaktzeiten (UTC)</div>
+        <div class="solarsystem-label">Kontaktzeiten (<span id="eclipseTimeZoneLabel">UTC</span>)</div>
         <table class="data-table" id="eclipseContactTable"></table>
       </div>
 
@@ -100,31 +134,31 @@ $userAlt = isset($currentLocation['elevation']) ? (float)$currentLocation['eleva
 
       <div id="eclipseLocalHint" class="eclipse-local-hint"></div>
 
-      <div id="eclipseScaleNote" class="eclipse-scale-note">
-        Distanzen stark komprimiert<br>Größenverhältnisse für die Anschauung angepasst
-      </div>
-
       <div class="solarsystem-info-panel eclipse-info-panel" id="eclipseInfoPanel">
         <button type="button" class="eclipse-info-toggle" id="eclipseInfoToggle" aria-expanded="true" aria-controls="eclipseInfoBody" title="Ein-/Ausklappen">
           <span class="eclipse-info-toggle-icon">▾</span>
+          <span class="sr-only">Infokasten ein- oder ausklappen</span>
         </button>
         <div class="eclipse-info-body" id="eclipseInfoBody">
           <div class="eclipse-info-empty">Wähle eine Finsternis aus der Liste</div>
+          <div class="eclipse-info-scale-note">Distanzen stark komprimiert, Größenverhältnisse für die Anschauung angepasst</div>
         </div>
       </div>
 
+      <div class="eclipse-stage-time eclipse-stage-time-solar is-hidden" id="eclipseStageTime">– – : – – UTC</div>
+
       <div class="eclipse-timeline" id="eclipseTimeline">
         <div class="eclipse-timeline-bar" id="eclipseTimelineBar">
           <div class="eclipse-tl-cursor" id="eclipseTimelineCursor"></div>
         </div>
-        <div class="eclipse-timeline-controls">
-          <button class="btn btn-sm btn-secondary" id="eclipseBtnRewind" title="Zum Anfang">⏮</button>
-          <button class="btn btn-sm btn-primary" id="eclipseBtnPlay" title="Play/Pause">▶ Play</button>
-          <button class="btn btn-sm btn-secondary" id="eclipseBtnEnd" title="Zum Ende">⏭</button>
-          <span class="eclipse-time-display" id="eclipseTimeDisplay">– – : – – UTC</span>
+        <div class="eclipse-timeline-controls is-hidden" aria-hidden="true">
+          <button class="btn btn-sm btn-secondary" id="eclipseBtnRewindLegacy" title="Zum Anfang">⏮</button>
+          <button class="btn btn-sm btn-primary" id="eclipseBtnPlayLegacy" title="Play/Pause">▶ Play</button>
+          <button class="btn btn-sm btn-secondary" id="eclipseBtnEndLegacy" title="Zum Ende">⏭</button>
+          <span class="eclipse-time-display" id="eclipseTimeDisplayLegacy">– – : – – UTC</span>
           <label class="eclipse-speed-label">
             <span class="solarsystem-label">Geschw.</span>
-            <select id="eclipseSpeedSel" class="eclipse-speed-sel">
+            <select id="eclipseSpeedSelLegacy" class="eclipse-speed-sel">
               <option value="1">×1</option>
               <option value="3">×3</option>
               <option value="10" selected>×10</option>
@@ -183,6 +217,10 @@ const infoToggleBtn = document.getElementById('eclipseInfoToggle');
 const timelineBar = document.getElementById('eclipseTimelineBar');
 const tlCursor = document.getElementById('eclipseTimelineCursor');
 const tlDisplay = document.getElementById('eclipseTimeDisplay');
+const useLocalTimeEl = document.getElementById('eclipseUseLocalTime');
+const showStageTimeEl = document.getElementById('eclipseShowStageTime');
+const timeZoneLabelEl = document.getElementById('eclipseTimeZoneLabel');
+const stageTimeEl = document.getElementById('eclipseStageTime');
 const eclipseListEl = document.getElementById('eclipseList');
 const dataBlock = document.getElementById('eclipseDataBlock');
 const contactTable = document.getElementById('eclipseContactTable');
@@ -207,6 +245,9 @@ let simTime = 0;
 let playing = false;
 let playSpeed = 10;
 let lastRAF = 0;
+let infoPanelCollapsed = false;
+let useLocalTime = false;
+let showStageTime = false;
 let simPartialHalf = 95;
 let simCentralHalf = 0;
 let simTrackB = 0;
@@ -1396,7 +1437,7 @@ function updateSim() {
 
   const peakDate = eventPeakDate();
   const cur = new Date(peakDate.getTime() + simTime * 60000);
-  tlDisplay.textContent = cur.toISOString().slice(11, 16) + ' UTC';
+  tlDisplay.textContent = formatTime(cur, { withSeconds: false });
 
   updateInfoPhase(cov);
 
@@ -1428,15 +1469,49 @@ function renderLoop(now) {
   if (viewMode === 'space') renderer.render(scene, camera);
 }
 
-function fmtUTC(date) {
-  return date.toISOString().slice(11, 19) + ' UTC';
+function timeZoneSuffix() {
+  return useLocalTime ? 'Uhr' : 'UTC';
+}
+
+function formatDate(date, options) {
+  const settings = useLocalTime ? {} : { timeZone: 'UTC' };
+  return date.toLocaleDateString('de-DE', { ...options, ...settings });
+}
+
+function formatTime(date, { withSeconds = true } = {}) {
+  const settings = {
+    hour: '2-digit',
+    minute: '2-digit',
+    ...(withSeconds ? { second: '2-digit' } : {}),
+    hour12: false,
+    ...(useLocalTime ? {} : { timeZone: 'UTC' }),
+  };
+  return `${date.toLocaleTimeString('de-DE', settings)} ${timeZoneSuffix()}`;
+}
+
+function refreshTimeDisplays() {
+  timeZoneLabelEl.textContent = timeZoneSuffix();
+  if (!currentEclipse) {
+    tlDisplay.textContent = `– – : – – ${timeZoneSuffix()}`;
+    return;
+  }
+  renderInfo();
+  renderContactTable();
+  updateSim();
+}
+
+function setInfoPanelCollapsed(collapsed) {
+  infoPanelCollapsed = collapsed;
+  infoPanel.classList.toggle('is-collapsed', collapsed);
+  infoToggleBtn.setAttribute('aria-expanded', String(!collapsed));
+  infoToggleBtn.title = collapsed ? 'Infokasten aufklappen' : 'Infokasten zuklappen';
 }
 
 function renderInfo() {
   const ec = currentEclipse;
   const d = ec.peak.date;
-  const ds = d.toLocaleDateString('de-DE', { weekday: 'long', year: 'numeric', month: 'long', day: 'numeric' });
-  const ts = fmtUTC(d);
+  const ds = formatDate(d, { weekday: 'long', year: 'numeric', month: 'long', day: 'numeric' });
+  const ts = formatTime(d);
   const tc = eclipseTypeClass(ec.kind);
   const tl = eclipseTypeLabel(ec.kind);
   const locType = currentLocal ? eclipseTypeLabel(currentLocal.kind) : null;
@@ -1458,6 +1533,7 @@ function renderInfo() {
       ${!currentLocal && localObserver ? `<tr><td>Am Standort</td><td>nicht sichtbar</td></tr>` : ''}
     </table>
     <div class="eclipse-info-phase" id="eclipsePhaseLabel">—</div>
+    <div class="eclipse-info-scale-note">Distanzen stark komprimiert, Größenverhältnisse für die Anschauung angepasst</div>
   `;
 }
 
@@ -1490,7 +1566,7 @@ function renderContactTable() {
     contactTable.innerHTML = rows.map(([lbl, date, desc]) => `
       <tr>
         <td class="eclipse-contact-label">${lbl}</td>
-        <td class="eclipse-contact-time">${fmtUTC(date)}</td>
+        <td class="eclipse-contact-time">${formatTime(date)}</td>
         <td class="eclipse-contact-desc">${desc}</td>
       </tr>
     `).join('');
@@ -1508,7 +1584,7 @@ function renderContactTable() {
     contactTable.innerHTML = rows.map(([lbl, date, desc]) => `
       <tr>
         <td class="eclipse-contact-label">${lbl}</td>
-        <td class="eclipse-contact-time">${fmtUTC(date)}</td>
+        <td class="eclipse-contact-time">${formatTime(date)}</td>
         <td class="eclipse-contact-desc">${desc}</td>
       </tr>
     `).join('');
@@ -1524,7 +1600,7 @@ function renderContactTable() {
   contactTable.innerHTML = rows.map(([lbl, date, desc]) => `
     <tr>
       <td class="eclipse-contact-label">${lbl}</td>
-      <td class="eclipse-contact-time">${date ? fmtUTC(date) : '—'}</td>
+      <td class="eclipse-contact-time">${date ? formatTime(date) : '—'}</td>
       <td class="eclipse-contact-desc">${desc}</td>
     </tr>
   `).join('');
@@ -1581,6 +1657,18 @@ function renderTimeline() {
   }
 }
 
+const originalUpdateSim = updateSim;
+updateSim = function() {
+  originalUpdateSim();
+  stageTimeEl.textContent = tlDisplay.textContent;
+};
+
+const originalRefreshTimeDisplays = refreshTimeDisplays;
+refreshTimeDisplays = function() {
+  originalRefreshTimeDisplays();
+  stageTimeEl.textContent = tlDisplay.textContent;
+};
+
 function setupInteraction() {
   canvas3d.addEventListener('contextmenu', e => e.preventDefault());
   canvas3d.addEventListener('mousedown', e => {
@@ -1672,6 +1760,16 @@ function setupInteraction() {
     playSpeed = parseInt(speedSel.value, 10);
   });
 
+  useLocalTimeEl.addEventListener('change', () => {
+    useLocalTime = useLocalTimeEl.checked;
+    refreshTimeDisplays();
+  });
+
+  showStageTimeEl.addEventListener('change', () => {
+    showStageTime = showStageTimeEl.checked;
+    stageTimeEl.classList.toggle('is-hidden', !showStageTime);
+  });
+
   if (umbraScaleRange && umbraScaleValue) {
     const syncUmbra = () => {
       umbraProxyScale = parseFloat(umbraScaleRange.value);
@@ -1695,8 +1793,7 @@ function setupInteraction() {
   document.getElementById('eclipseSearchBtn').addEventListener('click', searchEclipses);
 
   infoToggleBtn.addEventListener('click', () => {
-    const collapsed = infoPanel.classList.toggle('is-collapsed');
-    infoToggleBtn.setAttribute('aria-expanded', String(!collapsed));
+    setInfoPanelCollapsed(!infoPanelCollapsed);
   });
 
   btnSpaceView.addEventListener('click', () => setView('space'));