$(document).ready(function() {
    // 如果已登录，跳转到任务列表
    if (localStorage.getItem('access_token')) {
        window.location.href = '/tasks';
        return;
    }
    
    $('#login-form').submit(function(e) {
        e.preventDefault();
        
        const username = $('#username').val();
        const password = $('#password').val();
        
        $.ajax({
            url: '/api/login',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify({
                username: username,
                password: password
            }),
            success: function(response) {
                localStorage.setItem('access_token', response.access_token);
                localStorage.setItem('current_user', JSON.stringify(response.user));
                window.location.href = '/tasks';
            },
            error: function(xhr) {
                const error = xhr.responseJSON?.error || '登录失败';
                $('#error-msg').text(error).show();
            }
        });
    });
});