/* 车辆管理系统前端脚本 */

// 打开添加弹窗
function openAddModal() {
    document.getElementById('addModal').classList.add('show');
}

// 关闭添加弹窗
function closeAddModal() {
    document.getElementById('addModal').classList.remove('show');
    document.getElementById('addForm').reset();
}

// 提交添加表单
async function submitAdd(e) {
    e.preventDefault();
    const form = e.target;
    const data = Object.fromEntries(new FormData(form).entries());
    // 年份转数字
    if (data.year) data.year = parseInt(data.year, 10);

    try {
        const res = await fetch('/api/vehicles', {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify(data)
        });
        const result = await res.json();
        if (!res.ok) {
            alert('添加失败: ' + (result.error || '未知错误'));
            return;
        }
        location.reload();
    } catch (err) {
        alert('请求失败: ' + err.message);
    }
}

// 删除车辆
async function deleteVehicle(id) {
    if (!confirm('确定要删除该车辆吗？')) return;
    try {
        const res = await fetch(`/api/vehicles/${id}`, { method: 'DELETE' });
        if (!res.ok) {
            alert('删除失败');
            return;
        }
        location.reload();
    } catch (err) {
        alert('请求失败: ' + err.message);
    }
}

// 提交编辑表单
async function submitEdit(e, id) {
    e.preventDefault();
    const form = e.target;
    const data = Object.fromEntries(new FormData(form).entries());
    if (data.year) data.year = parseInt(data.year, 10);

    try {
        const res = await fetch(`/api/vehicles/${id}`, {
            method: 'PUT',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify(data)
        });
        const result = await res.json();
        if (!res.ok) {
            alert('更新失败: ' + (result.error || '未知错误'));
            return;
        }
        window.location.href = '/';
    } catch (err) {
        alert('请求失败: ' + err.message);
    }
}

// 点击弹窗外部关闭
window.addEventListener('click', function (e) {
    const modal = document.getElementById('addModal');
    if (modal && e.target === modal) closeAddModal();
});