From 18c063c623d551e4f7b0d95c90f7eb2aad349168 Mon Sep 17 00:00:00 2001
From: Richard Zink <Richard Zink>
Date: Wed, 7 Oct 2026 07:37:28 +0200
Subject: [PATCH] Remove sun element, add RPG sun/moon arc inside analog clock
 with phase rendering

---
 index.html | 192 +++++++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 156 insertions(+), 36 deletions(-)

diff --git a/index.html b/index.html
index fa3207d..bb564f9 100644
--- a/index.html
+++ b/index.html
@@ -8,20 +8,6 @@
     <style>
         html, body { margin: 0; padding: 0; overflow: hidden; width: 100%; height: 100%; font-family: monospace; }
         #vanta { width: 100vw; height: 100vh; position: fixed; top: 0; left: 0; }
-        #sun {
-            position: fixed;
-            top: 80px;
-            right: 80px;
-            width: 60px;
-            height: 60px;
-            border-radius: 50%;
-            background: radial-gradient(circle at 35% 35%, #f3ede1, #e0914f);
-            box-shadow: 0 0 60px rgba(224, 145, 79, 0.6);
-            opacity: 0;
-            transition: opacity 0.5s;
-            z-index: 5;
-            pointer-events: none;
-        }
         #info-panel {
             position: fixed;
             bottom: 20px;
@@ -36,8 +22,8 @@
             min-width: 220px;
         }
         #analog-clock {
-            width: 140px;
-            height: 140px;
+            width: 180px;
+            height: 180px;
             margin: 0 auto 10px auto;
             display: block;
         }
@@ -94,15 +80,39 @@
 </head>
 <body>
     <div id="vanta"></div>
-    <div id="sun"></div>
     <div id="info-panel">
-        <svg id="analog-clock" viewBox="0 0 140 140">
-            <circle cx="70" cy="70" r="65" fill="rgba(28,27,31,0.3)" stroke="#e6dfd1" stroke-width="2"/>
+        <svg id="analog-clock" viewBox="0 0 200 200">
+            <circle cx="100" cy="100" r="95" fill="rgba(28,27,31,0.3)" stroke="#e6dfd1" stroke-width="2"/>
+
+            <!-- RPG day/night arc background -->
+            <path id="rpg-arc-bg" d="" fill="none" stroke="#3a383d" stroke-width="3" opacity="0.6"/>
+
+            <!-- RPG sun position dot -->
+            <circle id="rpg-sun" cx="100" cy="100" r="5" fill="#e0914f"/>
+
+            <!-- RPG moon position dot -->
+            <circle id="rpg-moon" cx="100" cy="100" r="5" fill="#b0a89a"/>
+
+            <!-- Hour marks -->
             <g id="hour-marks"></g>
-            <line id="hour-hand" x1="70" y1="70" x2="70" y2="25" stroke="#e6dfd1" stroke-width="4" stroke-linecap="round"/>
-            <line id="minute-hand" x1="70" y1="70" x2="70" y2="15" stroke="#e6dfd1" stroke-width="3" stroke-linecap="round"/>
-            <line id="second-hand" x1="70" y1="70" x2="70" y2="10" stroke="#e0914f" stroke-width="1.5" stroke-linecap="round"/>
-            <circle cx="70" cy="70" r="4" fill="#e0914f"/>
+
+            <!-- Sunrise/sunset markers (outside clock) -->
+            <g id="sun-marker" fill="#e0914f">
+                <circle id="sunrise-marker" cx="100" cy="100" r="3"/>
+                <circle id="sunset-marker" cx="100" cy="100" r="3"/>
+            </g>
+
+            <!-- Moonrise/moonset markers (outside clock) -->
+            <g id="moon-marker" fill="#b0a89a">
+                <circle id="moonrise-marker" cx="100" cy="100" r="3"/>
+                <circle id="moonset-marker" cx="100" cy="100" r="3"/>
+            </g>
+
+            <!-- Clock hands -->
+            <line id="hour-hand" x1="100" y1="100" x2="100" y2="35" stroke="#e6dfd1" stroke-width="4" stroke-linecap="round"/>
+            <line id="minute-hand" x1="100" y1="100" x2="100" y2="20" stroke="#e6dfd1" stroke-width="3" stroke-linecap="round"/>
+            <line id="second-hand" x1="100" y1="100" x2="100" y2="14" stroke="#e0914f" stroke-width="1.5" stroke-linecap="round"/>
+            <circle cx="100" cy="100" r="4" fill="#e0914f"/>
         </svg>
         <div id="digital-clock">00:00:00</div>
         <div class="info-row">
@@ -225,14 +235,28 @@
         var minuteHand = document.getElementById('minute-hand');
         var secondHand = document.getElementById('second-hand');
         var hourMarks = document.getElementById('hour-marks');
+        var rpgArcBg = document.getElementById('rpg-arc-bg');
+        var rpgSun = document.getElementById('rpg-sun');
+        var rpgMoon = document.getElementById('rpg-moon');
+        var sunriseMarker = document.getElementById('sunrise-marker');
+        var sunsetMarker = document.getElementById('sunset-marker');
+        var moonriseMarker = document.getElementById('moonrise-marker');
+        var moonsetMarker = document.getElementById('moonset-marker');
+        var rpgArcBg = document.getElementById('rpg-arc-bg');
+        var rpgSun = document.getElementById('rpg-sun');
+        var rpgMoon = document.getElementById('rpg-moon');
+        var sunriseMarker = document.getElementById('sunrise-marker');
+        var sunsetMarker = document.getElementById('sunset-marker');
+        var moonriseMarker = document.getElementById('moonrise-marker');
+        var moonsetMarker = document.getElementById('moonset-marker');
 
         // Generate hour marks
         for (var i = 0; i < 12; i++) {
             var angle = (i * 30) * Math.PI / 180;
-            var x1 = 70 + Math.sin(angle) * 58;
-            var y1 = 70 - Math.cos(angle) * 58;
-            var x2 = 70 + Math.sin(angle) * 62;
-            var y2 = 70 - Math.cos(angle) * 62;
+            var x1 = 100 + Math.sin(angle) * 85;
+            var y1 = 100 - Math.cos(angle) * 85;
+            var x2 = 100 + Math.sin(angle) * 90;
+            var y2 = 100 - Math.cos(angle) * 90;
             var line = document.createElementNS('http://www.w3.org/2000/svg', 'line');
             line.setAttribute('x1', x1);
             line.setAttribute('y1', y1);
@@ -299,17 +323,16 @@
             return 'Abnehm. Sichel';
         }
 
+        var rpgMoonPhaseGroup = null;
+
         function renderMoonPhaseIcon(phase) {
             var icon = document.getElementById('moon-phase-icon');
             icon.innerHTML = '';
-            // Background dark circle
             var bg = document.createElementNS('http://www.w3.org/2000/svg', 'circle');
             bg.setAttribute('cx', '12'); bg.setAttribute('cy', '12'); bg.setAttribute('r', '9');
             bg.setAttribute('fill', '#1c1b1f');
             icon.appendChild(bg);
-            // The illuminated part
             if (phase < 0.5) {
-                // Waxing - light on right
                 var lit = document.createElementNS('http://www.w3.org/2000/svg', 'path');
                 var r = 9;
                 var phaseAngle = phase * 360;
@@ -319,7 +342,6 @@
                 lit.setAttribute('fill', '#e6dfd1');
                 icon.appendChild(lit);
             } else {
-                // Waning - light on left
                 var lit = document.createElementNS('http://www.w3.org/2000/svg', 'path');
                 var r = 9;
                 var phaseAngle = (1 - phase) * 360;
@@ -331,6 +353,32 @@
             }
         }
 
+        function renderRpgMoon(phase) {
+            rpgMoon.innerHTML = '';
+            var r = 6;
+            var bg = document.createElementNS('http://www.w3.org/2000/svg', 'circle');
+            bg.setAttribute('cx', '100'); bg.setAttribute('cy', '100'); bg.setAttribute('r', r);
+            bg.setAttribute('fill', '#1c1b1f');
+            rpgMoon.appendChild(bg);
+            if (phase < 0.5) {
+                var lit = document.createElementNS('http://www.w3.org/2000/svg', 'path');
+                var phaseAngle = phase * 360;
+                var rx = r * Math.abs(Math.cos(phaseAngle * Math.PI / 180));
+                var sweepFlag = phase < 0.25 ? 0 : 1;
+                lit.setAttribute('d', 'M 100 94 A 6 6 0 0 1 100 106 A ' + rx + ' 6 0 0 ' + sweepFlag + ' 100 94 Z');
+                lit.setAttribute('fill', '#e6dfd1');
+                rpgMoon.appendChild(lit);
+            } else {
+                var lit = document.createElementNS('http://www.w3.org/2000/svg', 'path');
+                var phaseAngle = (1 - phase) * 360;
+                var rx = r * Math.abs(Math.cos(phaseAngle * Math.PI / 180));
+                var sweepFlag = phase > 0.75 ? 0 : 1;
+                lit.setAttribute('d', 'M 100 94 A 6 6 0 0 0 100 106 A ' + rx + ' 6 0 0 ' + sweepFlag + ' 100 94 Z');
+                lit.setAttribute('fill', '#e6dfd1');
+                rpgMoon.appendChild(lit);
+            }
+        }
+
         function updateClockAndEvents() {
             var now = new Date();
 
@@ -345,9 +393,82 @@
             var minuteAngle = (m + s / 60) * 6;
             var secondAngle = s * 6;
 
-            hourHand.setAttribute('transform', 'rotate(' + hourAngle + ' 70 70)');
-            minuteHand.setAttribute('transform', 'rotate(' + minuteAngle + ' 70 70)');
-            secondHand.setAttribute('transform', 'rotate(' + secondAngle + ' 70 70)');
+            hourHand.setAttribute('transform', 'rotate(' + hourAngle + ' 100 100)');
+            minuteHand.setAttribute('transform', 'rotate(' + minuteAngle + ' 100 100)');
+            secondHand.setAttribute('transform', 'rotate(' + secondAngle + ' 100 100)');
+
+            var sunTimes = SunCalc.getTimes(now, PASSAU_LAT, PASSAU_LON);
+            var sunriseNext = getNextEvent(sunTimes.sunrise, now, PASSAU_LAT, PASSAU_LON, 'sunrise');
+            var sunsetNext = getNextEvent(sunTimes.sunset, now, PASSAU_LAT, PASSAU_LON, 'sunset');
+
+            function timeToAngle(date) {
+                var hours = date.getHours() + date.getMinutes() / 60;
+                return ((hours / 24) * 360 - 90) * Math.PI / 180;
+            }
+
+            function timeToPoint(date, r) {
+                var angle = timeToAngle(date);
+                return { x: 100 + Math.cos(angle) * r, y: 100 + Math.sin(angle) * r };
+            }
+
+            var sunRadius = 55;
+            var sr = sunriseNext.date || new Date(now.getFullYear(), now.getMonth(), now.getDate(), 6, 0, 0);
+            var ss = sunsetNext.date || new Date(now.getFullYear(), now.getMonth(), now.getDate(), 18, 0, 0);
+            var srPoint = timeToPoint(sr, sunRadius);
+            var ssPoint = timeToPoint(ss, sunRadius);
+            rpgArcBg.setAttribute('d', 'M ' + srPoint.x + ' ' + srPoint.y + ' A ' + sunRadius + ' ' + sunRadius + ' 0 0 1 ' + ssPoint.x + ' ' + ssPoint.y);
+
+            if (now >= sunTimes.sunrise && now <= sunTimes.sunset) {
+                var sunP = timeToPoint(now, sunRadius);
+                rpgSun.setAttribute('cx', sunP.x);
+                rpgSun.setAttribute('cy', sunP.y);
+                rpgSun.setAttribute('opacity', '1');
+            } else {
+                var sunP = timeToPoint(now, sunRadius);
+                rpgSun.setAttribute('cx', sunP.x);
+                rpgSun.setAttribute('cy', sunP.y);
+                rpgSun.setAttribute('opacity', '0.25');
+            }
+
+            var moonTimes = SunCalc.getMoonTimes(now, PASSAU_LAT, PASSAU_LON);
+            var moonVisible = false;
+            if (moonTimes.rise && moonTimes.set) {
+                if (moonTimes.rise < moonTimes.set) {
+                    moonVisible = (now >= moonTimes.rise && now <= moonTimes.set);
+                } else {
+                    moonVisible = (now >= moonTimes.rise || now <= moonTimes.set);
+                }
+            }
+            var moonP = timeToPoint(now, sunRadius);
+            rpgMoon.setAttribute('cx', moonP.x);
+            rpgMoon.setAttribute('cy', moonP.y);
+            rpgMoon.setAttribute('opacity', moonVisible ? '1' : '0.25');
+
+            var outerRadius = 98;
+            var srM = timeToPoint(sr, outerRadius);
+            sunriseMarker.setAttribute('cx', srM.x);
+            sunriseMarker.setAttribute('cy', srM.y);
+            var ssM = timeToPoint(ss, outerRadius);
+            sunsetMarker.setAttribute('cx', ssM.x);
+            sunsetMarker.setAttribute('cy', ssM.y);
+
+            if (moonTimes.rise) {
+                var mrM = timeToPoint(moonTimes.rise, outerRadius);
+                moonriseMarker.setAttribute('cx', mrM.x);
+                moonriseMarker.setAttribute('cy', mrM.y);
+                moonriseMarker.setAttribute('opacity', '1');
+            } else {
+                moonriseMarker.setAttribute('opacity', '0');
+            }
+
+            if (moonTimes.set) {
+                var msM = timeToPoint(moonTimes.set, outerRadius);
+                moonsetMarker.setAttribute('cx', msM.x);
+                moonsetMarker.setAttribute('cy', msM.y);
+                moonsetMarker.setAttribute('opacity', '1');
+            } else {
+                moonsetMarker.setAttribute('opacity', '0');
+            }
 
             // Sun times
             var sunTimes = SunCalc.getTimes(now, PASSAU_LAT, PASSAU_LON);
@@ -374,10 +495,10 @@
             document.getElementById('moon-phase-text').textContent =
                 getMoonPhaseText(moonIllum.phase) + ' ' + Math.round(moonIllum.fraction * 100) + '%';
             renderMoonPhaseIcon(moonIllum.phase);
+            renderRpgMoon(moonIllum.phase);
         }
 
         var startTime = Date.now();
-        var sunEl = document.getElementById('sun');
 
         function animate() {
             var elapsed = (Date.now() - startTime) % CYCLE;
@@ -393,7 +514,6 @@
                 backgroundColor: c.bg
             });
             document.body.style.backgroundColor = '#' + ('00000' + c.bg.toString(16)).slice(-6);
-            sunEl.style.opacity = c.sunVis;
             requestAnimationFrame(animate);
         }