<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport"
        content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
    <meta name="format-detection" content="telephone=no" />
    <link href="../static/css/bootstrap.css" rel="stylesheet">
    <script src="../static/js/jquery.js"></script>
</head>

<body class="container" style="width: 800px; margin: auto; margin-top:24px;">
    <nav class="navbar navbar-expand-lg bg-light">
        <div class="container-fluid">
            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav"
                aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                <span class="navbar-toggler-icon"></span>
            </button>
            <div class="collapse navbar-collapse" id="navbarNav">
                <ul class="navbar-nav">
                    <li class="nav-item">
                        <a class="nav-link" href="/admin">前一页</a>
                    </li>
                </ul>
            </div>
        </div>
    </nav>

    {% for message in get_flashed_messages() %}
      <div class="alert alert-success" role="alert">
        {{ message }}
      </div>
    {% endfor %}

    <div class="card" style="margin-top:24px;">
        <h5 style="margin-top: 10px;padding-left: 10px;">重置选中用户的信息</h5>
        <form id="user_form" action="" method="post" class="container mb-3">
            <div>
                <label class="form-label" style="padding-top: 10px;">用户</label>
                <select onchange="loadUserExpiryDate()" id="username" name="username" class="form-select" aria-label="Default select example">
                    <option selected>选择用户</option>
                    {% for user in user_list %}
                    <option value="{{ user.name }}">{{ user.name }}</option>
                    {% endfor %}
                </select>

                <label class="form-label" style="padding-top: 10px;">修改密码</label>
                <div>
                    <button type="button" id="reset_pwd_btn" class="btn btn-outline-success">获取12位随机密码</button>
                    <input style="margin-left: 20px;border: 0; font-size: 20px;" name="new_password"
                        id="new_password"></input>
                </div>

                <label class="form-label" style="padding-top: 10px;">过期时间</label>
                <div>
                    <input type="date" id="expiry_date" name="expiry_time" placeholder="YYYY-MM-DD" pattern="yyyyMMdd">
                </div>

            </div>

            <button style="margin-top: 50px;" type="submit" class="btn btn-primary">更新用户信息</button>
        </form>
    </div>
</body>


<script>
    // 密码生成器
    function generatePassword(length) {
        const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^*()_+~`|}{[]\:;?,./-=";
        let password = "";
        for (let i = 0; i < length; i++) {
            password += charset.charAt(Math.floor(Math.random() * charset.length));
        }
        return password;
    }
    document.getElementById("reset_pwd_btn").addEventListener("click", () => {
        // 生成12位随机密码
        let pwd = generatePassword(12)
        document.getElementById("new_password").value = pwd
    })
    // 选择用户后更新其过期时间
    function loadUserExpiryDate() {
        const cur_user = $('#username').val();
        $.ajax({
            type: "GET",
            url: `/admin/expiry?username=${cur_user}`,
            success: function(resp) {
                const year = resp.substr(0,4);
                const month = resp.substr(4,2);
                const day = resp.substr(6,2);
                document.getElementById("expiry_date").value = year + '-' + month + '-' + day
            }
        })
    }
</script>

</html>