my-note/index.html at master · Grommers00/my-note · 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">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="notepad.css">
    <style>
        #alert {text-align: center; visibility: hidden; width:15%; font-size: 20pt; margin-top:10pt}
    #autoSaveText {
        text-align: left;

    }
    </style>

    <title>My Web Note Pad</title>
</head>

<body>

    <div class="col col-8">
        <div id="note" contenteditable class="paper" style="min-height:15px"></div>
        <button class="btn-secondary" onclick="saveFile()">saveFile</button>
        <button class="btn-warning" onclick="removeText()">Remove all text</button>
        <div class="col col-5" id="autoSaveText">Auto-Saving In <span id="time">20</span> Seconds</div>
        <div id="alert" class="alert alert-danger"></div>
    </div>

    <script src="https://unpkg.com/filer/dist/filer.min.js"></script>
    <script>
        const fs = new Filer.FileSystem();

        window.addEventListener('DOMContentLoaded', (event) => {
            fs.readFile('/note', 'utf8', function (err, data) {
                if (err) {
                    console.log(err);
                    fs.writeFile('/note', 'utf8', function (err) {
                        if (err) console.log(err); throw err;
                    });
                } if (data) {
                    document.querySelector('#note').innerHTML = data;

                }
            })
        })

        function alertMsg(msg) {
            document.querySelector('#alert').innerHTML = msg;
            document.querySelector('#alert').style.visibility = "visible";
            setTimeout(()=>{
                document.querySelector('#alert').style.visibility = "hidden";
            }, 2000);
        }

        function saveFile() {
            fs.writeFile('/note', document.querySelector('#note').innerHTML, function(err) {
                if(err) {
                    console.error('Error saving', err);
                    return alertMsg('Unable to Save!');
                }
                alertMsg('Saved!');
            });
        }

        setInterval(saveFile, 21000);

        function removeText() {
            document.querySelector('#note').innerHTML = ""
            alertMsg("Removed Text!");
        }

        function startTimer(duration, display) {
            var timer = duration, seconds;
            setInterval(function () {
                seconds = parseInt(timer % 60, 10);
                display.textContent =seconds;
                if (--timer < 0) {
                    timer = duration;
                }
            }, 1000);
        }
        window.onload = function () {
            var twentysec = 20,
                display = document.querySelector('#time');
            startTimer(twentysec, display);
        };

    </script>
</body>
</html>