neaps/index.html at main · openwatersio/neaps · GitHub

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<!doctype html>
<html>
  <head>
    <title>Tide Predictor in the browser</title>
    <link
      rel="stylesheet"
      href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
    />
  </head>

  <body>
    <div class="container">
      <h1>High/low tides for Monterey, CA</h1>
      <table class="table">
        <thead>
          <tr>
            <th>Time</th>
            <th>High/Low</th>
            <th>Level (meters)</th>
          </tr>
        </thead>
        <tbody id="tides"></tbody>
      </table>
    </div>

    <script type="module">
      import tidePredictor from "./src/index.js";
      fetch(
        "https://api.tidesandcurrents.noaa.gov/mdapi/prod/webapi/stations/9413450/harcon.json?units=metric",
      )
        .then((response) => {
          return response.json();
        })
        .then((harmonics) => {
          const start = new Date();
          const end = new Date(start.getTime() + 10 * 24 * 60 * 60 * 1000);

          const highLow = tidePredictor(harmonics.HarmonicConstituents).getExtremesPrediction({
            start,
            end,
          });

          highLow.forEach((level) => {
            const tableRow = document.createElement("tr");
            tableRow.innerHTML = `
              <td>${level.time}</td>
              <td>${level.label}</td>
              <td>${level.level}</td>
            `;
            document.getElementById("tides").appendChild(tableRow);
          });
        });
    </script>
  </body>
</html>