function initLogin() {
    var form = document.getElementById("loginForm");
    form.addEventListener("submit", loginHandler);
}
function showMsg(text, isError) {
    if (isError === undefined) { isError = true; }
    var msg = document.getElementById("msg");
    msg.innerText = text;
    msg.style.color = isError ? "red" : "green";
}
function loginHandler(e) {
    e.preventDefault();
    var usernameEl = document.getElementById("username");
    var passwordEl = document.getElementById("password");
    var username = (usernameEl && usernameEl.value) || "";
    var password = (passwordEl && passwordEl.value) || "";
    var btn = document.getElementById("loginBtn");
    btn.disabled = true;
    btn.innerText = "登录中...";
    fetch("/api/auth/login", {
        method: "POST",
        headers: {
            "Content-Type": "application/json"
        },
        credentials: "include",
        body: JSON.stringify({ username: username, password: password })
    })
        .then(function (res) { return res.json(); })
        .then(function (data) {
        if (data.success) {
            window.location.href = "/";
            return;
        }
        showMsg("用户名或密码错误");
    })
        .catch(function () {
        showMsg("登录请求失败，请检查网络");
    })
        .finally(function () {
        btn.disabled = false;
        btn.innerText = "登录";
    });
}
initLogin();