Advanced-JavaScript-Problems/Toknmngr.html at main · RevMax-creator/Advanced-JavaScript-Problems · 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>User Authentication</title>
    <style>
        body {
            background-color: black;
            color: aquamarine;
        }
    </style>
</head>

<body>
    <button>Sign Up</button>
    <script>
        let expirationTime = 10000 //in ms
        async function setAuthToken(token) {
            localStorage.setItem("AuthToken", token)
            alert(`You will logged out after ${expirationTime / 1000}s.`)
            return await new Promise((resolve, reject) => {
                setTimeout(() => {
                    resolve(localStorage.removeItem("AuthToken"))
                    alert("You have been logged out due to session expiration.");
                }, expirationTime)
            })
        }
        document.querySelector("button").addEventListener("click", () => {
            setAuthToken("poppy");
        })

    </script>
</body>

</html>