examples/tempnote/tempnote.html at master · hoa-js/examples · GitHub - github.com

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<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <title>Temp Note</title>
  <style>
    html,
    body {
      height: 100%;
      margin: 0;
      padding: 8px;
      box-sizing: border-box;
      background: #f6f7f8;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    textarea {
      width: 100%;
      height: 100%;
      box-sizing: border-box;
      padding: 20px;
      border: none;
      resize: none;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial;
      font-size: 16px;
      line-height: 1.6;
      background: #ffffff;
      box-shadow: 0 6px 24px rgba(17, 24, 39, 0.06), 0 1px 2px rgba(17, 24, 39, 0.04);
      border-radius: 6px;
      overflow: auto;
      -webkit-text-size-adjust: 100%;
      -webkit-appearance: none;
    }

    textarea:focus {
      outline: none;
      box-shadow: 0 6px 24px rgba(17, 24, 39, 0.06);
      -webkit-tap-highlight-color: transparent;
      -webkit-focus-ring-color: transparent;
    }

    textarea::-webkit-search-decoration,
    textarea::-webkit-search-cancel-button,
    textarea::-webkit-search-results-button,
    textarea::-webkit-search-results-decoration {
      display: none;
    }
  </style>
</head>

<body>
  <textarea name="note" placeholder="Please input..." maxlength="65536" autofocus>{SAFE_NOTE}</textarea>

  <script>
    const textarea = document.querySelector('textarea')

    let timer = null
    let lastNote = textarea.value

    textarea.addEventListener('input', () => {
      clearTimeout(timer)
      timer = setTimeout(() => {
        if (textarea.value !== lastNote) {
          fetch(window.location.href, {
            method: 'POST',
            headers: {
              'Content-Type': 'text/plain'
            },
            body: textarea.value
          }).then(() => {
            lastNote = textarea.value
          })
        }
      }, 500)
    })
  </script>
</body>

</html>