satvisor/index.html at master · satvisorcom/satvisor · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
  <title>Satvisor</title>
  <link rel="icon" type="image/png" href="/textures/ui/sat_icon.png">
  <link rel="preload" id="preload-earth" as="image" crossorigin="anonymous">
  <script>var f='%VITE_TEXTURE_QUALITY%';var lite=f?(f==='lite'):localStorage.getItem('satvisor_lite_mode')==='true';document.getElementById('preload-earth').href=lite?'/textures/earth/color.lite.webp':'/textures/earth/color.webp';</script>
  <meta name="description" content="3D satellite tracker with pass predictions, antenna rotator control, sky view, and Doppler analysis. Free, open source, runs in your browser.">
  <meta property="og:title" content="Satvisor">
  <meta property="og:description" content="3D satellite tracker with pass predictions, antenna rotator control, sky view, and Doppler analysis. Free, open source, runs in your browser.">
  <meta property="og:image" content="https://satvisor.com/og.jpg">
  <meta property="og:type" content="website">
  <meta property="og:url" content="https://satvisor.com/">
  <meta name="twitter:card" content="summary_large_image">
  <meta name="theme-color" content="#101010">
  <meta name="apple-mobile-web-app-capable" content="yes">
  <link rel="apple-touch-icon" href="/textures/icons/icon-192.png">
<style>
    /* Loading screen — must render before JS */
    @font-face {
      font-family: 'Overpass Mono';
      src: url('/textures/ui/overpass-mono.ttf') format('truetype');
      font-weight: 400;
      font-display: swap;
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html, body {
      width: 100%; height: 100%; overflow: hidden;
      background: var(--bg, #000);
      font-family: 'Overpass Mono', 'Courier New', monospace;
      color: var(--text, #fff);
    }
    #loading-screen {
      position: fixed; top: 0; left: 0; width: 100%; height: 100%;
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      background: var(--bg, #000); z-index: 1000;
    }
    #loading-screen .bar-outer { width: 400px; height: 30px; border: 2px solid var(--text, #fff); }
    #loading-screen .bar-inner {
      height: 100%; width: 0%; background: var(--text-muted, #ccc); transition: width 0.15s;
      margin: 4px; height: calc(100% - 8px);
    }
    #loading-screen .msg { margin-bottom: 16px; font-size: 18px; color: var(--text, #fff); }
    #loading-screen .mode-hint {
      margin-top: 8px; font-size: 11px; color: var(--warning, #e8a735);
      cursor: pointer; opacity: 0; transition: opacity 0.5s;
    }
    #loading-screen .mode-hint.visible { opacity: 1; }
    #loading-screen .mode-hint .hint-link { text-decoration: underline; text-underline-offset: 3px; }
    #loading-screen .mode-hint:hover { text-decoration: underline; text-underline-offset: 3px; }
    @media (max-width: 600px) {
      #loading-screen .bar-outer { width: 80%; max-width: 280px; height: 22px; }
      #loading-screen .msg { font-size: 15px; }
    }
    /* Legacy loading screen */
    html[data-theme-style="legacy"] #loading-screen .bar-outer {
      border: none;
      box-shadow:
        inset 1px 1px 0 0 #808080,
        inset -1px -1px 0 0 #ffffff,
        inset 2px 2px 0 0 #000000,
        inset -2px -2px 0 0 #dfdfdf;
    }
    html[data-theme-style="legacy"] #loading-screen .bar-inner {
      background: #000080;
    }
    /* RGB loading screen */
    @property --rgb-angle {
      syntax: '<angle>';
      inherits: true;
      initial-value: 0deg;
    }
    html[data-theme-style="rgb"] {
      animation: rgb-rotate 4s linear infinite;
    }
    html[data-theme-style="rgb"] #loading-screen .bar-outer {
      border: 2px solid;
      border-image: conic-gradient(from var(--rgb-angle, 0deg), #ff0000, #ff8800, #ffff00, #00ff00, #0088ff, #8800ff, #ff0088, #ff0000) 1;
      box-shadow: 0 0 12px rgba(100,0,255,0.15), 0 0 30px rgba(0,100,255,0.08);
    }
    html[data-theme-style="rgb"] #loading-screen .bar-inner {
      background: linear-gradient(90deg, #ff0000, #ff8800, #ffff00, #00ff00, #0088ff, #8800ff, #ff0088);
    }
    @keyframes rgb-rotate {
      to { --rgb-angle: 360deg; }
    }
    /* Neon loading screen */
    html[data-theme-style="neon"] #loading-screen .bar-outer {
      border: 1px solid rgba(255,0,180,0.4);
      box-shadow: 0 0 8px rgba(255,0,180,0.25), 0 0 24px rgba(0,200,255,0.12);
      animation: neon-bar-pulse 3s ease-in-out infinite alternate;
    }
    html[data-theme-style="neon"] #loading-screen .bar-inner {
      background: linear-gradient(90deg, #ff00b4, #00ccff);
    }
    /* CRT loading screen */
    html[data-theme-style="crt"] #loading-screen .bar-outer {
      border: 1px solid rgba(50,255,100,0.3);
      box-shadow: 0 0 8px rgba(50,255,100,0.1);
    }
    html[data-theme-style="crt"] #loading-screen .bar-inner {
      background: #22aa44;
    }
    html[data-theme-style="crt"] #loading-screen {
      animation: crt-flicker-screen 0.1s infinite;
    }
    @keyframes crt-flicker-screen {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.985; }
    }
    @keyframes neon-bar-pulse {
      0% { box-shadow: 0 0 8px rgba(255,0,180,0.25), 0 0 24px rgba(0,200,255,0.12); }
      100% { box-shadow: 0 0 12px rgba(0,200,255,0.30), 0 0 30px rgba(255,0,180,0.15); }
    }
  </style>
  <script>
    // Apply saved theme before first paint to prevent flash
    (function() {
      try {
        var id = localStorage.getItem('satvisor_theme_active');
        if (!id || id === 'dark') return;
        var vars = null;
        var minimal = {
          'high-contrast': { '--bg': '#000000', '--ui-bg': '#000000', '--text': '#ffffff', '--text-muted': '#dddddd' },
          'light': { '--bg': '#e8e8e8', '--ui-bg': '#dcdcdc', '--text': '#0a0a0a', '--text-muted': '#444444' },
          'lavender': { '--bg': '#0e0b14', '--ui-bg': '#13101a', '--text': '#e8e0f0', '--text-muted': '#a898c0' },
          'tlescope': { '--bg': '#101010', '--ui-bg': '#202020', '--text': '#ffffff', '--text-muted': '#d3d3d3' },
          'everforest': { '--bg': '#272e33', '--ui-bg': '#2e383c', '--text': '#d3c6aa', '--text-muted': '#9da9a0' },
          'tokyo-night': { '--bg': '#1a1b26', '--ui-bg': '#292e42', '--text': '#c0caf5', '--text-muted': '#9aa5ce' },
          'dracula': { '--bg': '#282a36', '--ui-bg': '#363848', '--text': '#f8f8f2', '--text-muted': '#bfc0c0' },
          'redshift': { '--bg': '#0a0000', '--ui-bg': '#120000', '--text': '#cc8866', '--text-muted': '#995544' },
          'neon': { '--bg': '#06000a', '--ui-bg': '#0a0012', '--text': '#eeddff', '--text-muted': '#9977bb' },
          'crt': { '--bg': '#020a02', '--ui-bg': '#051005', '--text': '#44dd66', '--text-muted': '#22aa44' },
          'legacy': { '--bg': '#c0c0c0', '--ui-bg': '#c0c0c0', '--text': '#000000', '--text-muted': '#222222', '--border': '#808080', '--warning': '#cc6600' },
          'ggez': { '--bg': '#050505', '--ui-bg': '#0a0a0a', '--text': '#ffffff', '--text-muted': '#bbbbbb' },
        };
        if (minimal[id]) {
          vars = minimal[id];
        } else {
          var raw = localStorage.getItem('satvisor_themes_custom');
          var customs = raw ? JSON.parse(raw) : [];
          var match = customs.find(function(t) { return t.id === id; });
          if (match && match.vars) vars = match.vars;
        }
        if (vars) {
          var root = document.documentElement;
          for (var k in vars) {
            if (vars.hasOwnProperty(k)) root.style.setProperty(k, vars[k]);
          }
        }
        if (vars && vars['--bg']) {
          var m = document.querySelector('meta[name="theme-color"]');
          if (m) m.setAttribute('content', vars['--bg']);
        }
        if (id === 'light' || id === 'legacy' || (vars && vars['--bg'] && parseInt(vars['--bg'].replace('#','').slice(0,2), 16) > 128)) {
          document.documentElement.style.setProperty('color-scheme', 'light');
        }
        var styles = { 'legacy': 'legacy', 'ggez': 'rgb', 'neon': 'neon', 'crt': 'crt' };
        if (styles[id]) {
          document.documentElement.dataset.themeStyle = styles[id];
        }
      } catch(e) {}
    })();
  </script>
</head>
<body>
  <div id="loading-screen">
    <div class="msg" id="loading-msg">Initializing...</div>
    <div class="bar-outer"><div class="bar-inner" id="loading-bar"></div></div>
    <div class="mode-hint" id="loading-slow-hint">&nbsp;</div>
    <script>
      (function() {
        var forced = '%VITE_TEXTURE_QUALITY%';
        if (forced === 'lite' || forced === 'full') return;
        var lite = localStorage.getItem('satvisor_lite_mode') === 'true';
        if (lite) return; // In lite mode: indicator shown in main UI instead

        var hint = document.getElementById('loading-slow-hint');
        var switchToLite = function() {
          localStorage.setItem('satvisor_lite_mode', 'true');
          location.reload();
        };

        var slow = false;
        var conn = navigator.connection || navigator.mozConnection || navigator.webkitConnection;
        if (conn && conn.effectiveType && conn.effectiveType !== '4g') slow = true;
        if (conn && typeof conn.downlink === 'number' && conn.downlink < 2) slow = true;

        var showHint = function(prefix, suffix) {
          hint.innerHTML = prefix + '<span class="hint-link">lite mode</span>' + suffix;
          hint.classList.add('visible');
          hint.onclick = switchToLite;
        };

        if (slow) {
          showHint('Slow connection detected \u2014 switch to ', '? (~15x smaller)');
        } else {
          setTimeout(function() {
            var bar = document.getElementById('loading-bar');
            var pct = bar ? parseFloat(bar.style.width) : 0;
            if (!(pct > 40)) {
              showHint('Loading slowly? Switch to ', ' (~15x smaller)');
            }
          }, 8000);
        }
      })();
    </script>
  </div>

  <div id="svelte-ui"></div>

  <script type="module" src="/src/main.ts"></script>
</body>
</html>