tools/guestbook-idea2.html at main · jubilancy/tools · 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" />
    <title>Guestbook | tools.eliana.lol</title>
    <link rel="stylesheet" href="global.css" />
    <link rel="icon" type="image/x-icon" href="favicon.svg" />
    <style>
      /* Specific Tool UI */
      .guestbook-ui {
        max-width: 600px;
        margin: 0 auto;
      }

      canvas {
        border: 2px solid var(--puny);
        background: var(--bg);
        cursor: crosshair;
        touch-action: none;
        width: 100%;
        aspect-ratio: 1 / 1;
        display: block;
        margin-top: 15px;
      }

      .canvas-controls {
        display: flex;
        gap: 10px;
        margin-top: 15px;
        justify-content: center;
      }

      .entry-card {
        border: 1px solid var(--puny);
        padding: 10px;
        background: var(--bg);
      }

      .entry-card img {
        width: 100%;
        border: 1px solid var(--puny);
        background: white; /* Keep canvas exports readable */
        display: block;
        margin-bottom: 8px;
      }

      .past-entries {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 15px;
        margin-top: 3rem;
      }

      @media (max-width: 600px) {
        .past-entries {
          grid-template-columns: 1fr;
        }
      }
    </style>
  </head>
  <body>
    <nav>
      <div class="left">
        <a href="index.html">home</a> | <a href="extra.html">extra</a> |
        <a href="credits.html">credits</a> |
        <a href="changelog.html">logs</a>
      </div>
      <div class="right">
        <button id="theme-toggle">[theme]</button> |
        <a href="https://eliana.lol">site</a>
      </div>
    </nav>

    <main class="guestbook-ui">
      <h1>Sign My Guestbook</h1>
      <p class="puny">
        Leave a little sketch. It'll stay here (in your browser) for next time.
      </p>

      <canvas id="canvas" width="500" height="500"></canvas>

      <div class="canvas-controls">
        <button onclick="clearCanvas()">🗑️ Clear</button>
        <button
          onclick="saveEntry()"
          style="border-color: var(--accent); font-weight: bold"
        >
          ✨ Save Entry
        </button>
      </div>

      <h2 class="section-title">Past Entries</h2>
      <div id="entries" class="past-entries"></div>
    </main>

    <script>
      const html = document.documentElement;
      const toggle = document.getElementById('theme-toggle');
      const saved =
        localStorage.getItem('theme') ||
        (window.matchMedia('(prefers-color-scheme: dark)').matches
          ? 'dark'
          : 'light');

      html.setAttribute('data-theme', saved);
      if (toggle) toggle.innerText = saved === 'dark' ? '[light]' : '[dark]';

      if (toggle) {
        toggle.onclick = () => {
          const now = html.getAttribute('data-theme');
          const next = now === 'dark' ? 'light' : 'dark';
          html.setAttribute('data-theme', next);
          localStorage.setItem('theme', next);
          toggle.innerText = next === 'dark' ? '[light]' : '[dark]';
        };
      }
    </script>

    <script>
      const canvas = document.getElementById('canvas');
      const ctx = canvas.getContext('2d');
      let isDrawing = false;

      function getCoords(e) {
        const rect = canvas.getBoundingClientRect();
        const clientX = e.touches ? e.touches[0].clientX : e.clientX;
        const clientY = e.touches ? e.touches[0].clientY : e.clientY;
        return {
          x: (clientX - rect.left) * (canvas.width / rect.width),
          y: (clientY - rect.top) * (canvas.height / rect.height),
        };
      }

      function startDrawing(e) {
        isDrawing = true;
        ctx.beginPath();
        const { x, y } = getCoords(e);
        ctx.moveTo(x, y);
        if (e.touches) e.preventDefault();
      }

      function draw(e) {
        if (!isDrawing) return;
        const { x, y } = getCoords(e);
        const isDark = html.getAttribute('data-theme') === 'dark';

        ctx.lineWidth = 3;
        ctx.lineCap = 'round';
        ctx.lineJoin = 'round';
        ctx.strokeStyle = isDark ? '#d4d4d4' : '#000000';

        ctx.lineTo(x, y);
        ctx.stroke();
      }

      canvas.addEventListener('mousedown', startDrawing);
      window.addEventListener('mouseup', () => (isDrawing = false));
      canvas.addEventListener('mousemove', draw);
      canvas.addEventListener('touchstart', startDrawing, { passive: false });
      canvas.addEventListener('touchend', () => (isDrawing = false));
      canvas.addEventListener('touchmove', draw, { passive: false });

      function clearCanvas() {
        ctx.clearRect(0, 0, canvas.width, canvas.height);
      }

      function saveEntry() {
        const imageData = canvas.toDataURL();
        const entries = JSON.parse(
          localStorage.getItem('guestbook_v2') || '[]'
        );
        entries.unshift({
          image: imageData,
          date:
            new Date().toLocaleDateString() +
            ' ' +
            new Date().toLocaleTimeString([], {
              hour: '2-digit',
              minute: '2-digit',
            }),
        });
        localStorage.setItem('guestbook_v2', JSON.stringify(entries));
        clearCanvas();
        displayEntries();
      }

      function displayEntries() {
        const entries = JSON.parse(
          localStorage.getItem('guestbook_v2') || '[]'
        );
        document.getElementById('entries').innerHTML = entries
          .map(
            (e) => `
                    <div class="entry-card">
                        <img src="${e.image}">
                        <p class="puny">${e.date}</p>
                    </div>
                `
          )
          .join('');
      }

      displayEntries();
    </script>
  </body>
</html>