<!DOCTYPE html>
<html lang="en-ie">
<head>
    <meta charset="UTF-8"/>
    <title>Modify user</title>
    <link rel="icon" type="image/png" href="images/favicon/favicon-16x16.png"/>
    <link rel="stylesheet" type="text/css" href="stylesheets/index.css"/>
</head>
<body>
<div id="title">
    <a href="./"><img src="images/sharky_vector_svg.svg" alt="Picture of Sharky, the mascot of skynet" width="145"
                      height="81.56"/> </a>
    <h1>Skynet Password Reset & Sign-up service</h1>
</div>
<div class="boxes">
    <h2>User modification page</h2>
    <p>Use this page to modify your account. Please remember to select a field before submitting the form</p>
    <form id="reset">
        <table id="table">
            <tr>
                <td><label for="user">Username</label></td>
                <td><input type="text" id="user" name="user"/> <br/></td>
            </tr>
            <tr>
                <td><label for="pass">Password</label></td>
                <td><input type="password" id="pass" name="pass"/> <br/></td>
            </tr>
            <tr>
                <td><label for="field">Field</label></td>
                <td>
                    <select onchange="selectField()" id="field">
                        <option value="" selected="selected">Please select an option</option>
                        <option value="mail">Email</option>
                        <option value="sshPublicKey">SSH key</option>
                        <option value="cn">First name & Surname</option>
                        <option value="sn">Surname</option>
                        <option value="skDiscord">Discord username</option>
                    </select>
                </td>
            </tr>
            <tr>
                <td><label for="value">Value</label></td>
                <td><input type="text" id="value" name="value"/> <br/></td>
            </tr>
            <tr>
                <td colspan="2"><input type="Submit" value="Submit"/></td>
            </tr>
        </table>
    </form>
    <p id="formStatus"></p>
</div>
<footer>
    UL Computer Society 2023-<span id="year">2023</span>
</footer>
<script>
    const formEl = document.getElementById("reset");
    formEl.addEventListener('submit', (listener) => formHandler(listener));

    function formHandler(listener) {
        listener.preventDefault();
        const formData = new FormData(formEl);
        const field = document.getElementById('field').value;
        if (field !== "") {
            const user = formData.get("user");
            const pass = formData.get("pass");
            const value = formData.get("value");
            const object = {user: user, pass: pass, field: field, value: value}
            fetch('https://api.account.skynet.ie/ldap/update', {
                method: 'POST',
                body: JSON.stringify(object),
                mode: "cors"
            }).then(res => {
                if (res.status === 200) {
                    let temp = res.json();
                    if (temp.result === 'error') {
                        document.getElementById('formStatus').innerHTML = `<span style='background-color: red; color: white'>${temp.error}</span>`;
                    } else {
                        document.getElementById('formStatus').innerHTML = "<span style='background-color: green; color: white'>Success</span>";
                    }
                } else if (res.status === 500) {
                    document.getElementById('formStatus').innerHTML = "<span style='background-color: red; color: white'>Failure</span>";
                } else {
                    document.getElementById('formStatus').innerHTML = "<span style='background-color: red; color: white'>Failure: Failed to communicate to server</span>";
                }
            }).catch(() => document.getElementById('formStatus').innerHTML = "<span style='background-color: yellow; color: black'>Please try again</span>");
        } else {
            document.getElementById('formStatus').innerHTML = "<span style='background-color: red; color: white'>Please select a field to modify</span>";
        }
    }

    function selectField() {
        const field = document.getElementById('field').value;
        const value = document.getElementById('value');
        if (field === 'mail') {
            value.type = 'email';
        } else {
            value.type = 'text';
        }
    }
</script>
</body>
<script>
    document.getElementById('year').textContent = new Date().getFullYear().toString();
</script>
</html>