whiteboard/index.html at master · a8a9a16/whiteboard · GitHub

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<!doctype html>
<html>

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <!-- Bootstrap -->
    <!-- Latest compiled and minified CSS -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
    <!-- jQuery library -->
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
    <!-- Latest compiled JavaScript -->
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
    <link rel="stylesheet" href="https://unpkg.com/papercss@1.6.1/dist/paper.min.css">
    <link href="https://cdn.quilljs.com/1.3.6/quill.snow.css" rel="stylesheet">
    <title>Small note</title>
</head>

<body>
    <!-- This is a comment -->
    <h1>Small note</h1>

    <div class="row">
        <textarea id="note" contenteditable></textarea>
        <div class="col-md-3" style="padding-right: 0px">
            <div class="row">
                <button onclick="myCallback()">Save</button>
            </div>

            <div class="row">
                <button onclick="document.querySelector('#note').innerHTML = ''">Clear</button>
            </div>
        </div>
    </div>


    <script src="https://unpkg.com/filer/dist/filer.min.js"></script>

    <script>
        const fs = new Filer.FileSystem();
        //step 5 for acturally coding...
        window.addEventListener("DOMContentLoaded", (event) => {

            fs.readFile("/note", 'utf8', function (err, data) {
                if (err) {
                    document.querySelector('#note').innerHTML = "Just type, it will save automatically"
                }
                if (data) {
                    document.querySelector('#note').innerHTML = data;
                }
            });
        });
        window.setInterval(myCallback, 3000);


        function myCallback() {
            fs.writeFile('/note', document.querySelector('#note').innerHTML, function (err){
                if(err)
               console.error('Saving error', err);
            });
        }
    </script>
</body>

</html>