using AntdUI;
using Microsoft.Win32;
using System.Security.Cryptography;
using System.Text;
using System.Management;
using System.Runtime.InteropServices;

namespace cursorTokenLogin
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            Config.IsDark = false;
            Style.Set(Colour.Primary, Color.FromArgb(22, 119, 255));
            toolStripStatusLabelVersion.Text = $"Version: {GetAppVersion()}";
            toolStripStatusLabelVersion.Alignment = ToolStripItemAlignment.Right;
            toolStripStatusLabelVersion.ForeColor = Color.DimGray;
            statusStripMain.Dock = DockStyle.Bottom;
            statusStripMain.SizingGrip = false;
            statusStripMain.BringToFront();
            txtDeviceId.Text = ComputeMd5Hex(GetCompositeDeviceId());
            txtCursorPath.Text = GetDefaultCursorPath();
            AppendLog("程序已启动，等待执行。");
            ShowCursorLoginView();
            ApplyGlassEffect();
        }

        private void btnMenuCursorLogin_Click(object sender, EventArgs e)
        {
            ShowCursorLoginView();
        }

        private void btnMenuVipLogin_Click(object sender, EventArgs e)
        {
            ShowVipLoginView();
        }

        private void btnStartSwitch_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrWhiteSpace(txtToken.Text))
            {
                AppendLog("请先输入 Token。");
                return;
            }

            AppendLog("开始换号流程...");
            AppendLog("Token 校验通过，准备刷新 Cursor 认证信息。");
            AppendLog("换号完成（当前为界面演示逻辑，待接入真实功能）。");
        }

        private void btnClearLog_Click(object sender, EventArgs e)
        {
            txtRunLog.Clear();
            AppendLog("日志已清空。");
        }

        private void btnActivateVip_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrWhiteSpace(txtActivationCode.Text))
            {
                MessageBox.Show("请填写激活码后再激活。", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }

            lblVipStatusValue.Text = "已激活";
            lblVipStatusValue.ForeColor = Color.ForestGreen;
            AppendLog("会员激活成功。");
            MessageBox.Show("会员激活成功。", "激活结果", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void btnRefreshCursor_Click(object sender, EventArgs e)
        {
            AppendLog("已执行刷新 Cursor（换号功能）请求。");
            MessageBox.Show("刷新 Cursor 已执行（演示逻辑）。", "执行完成", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void btnAutoFindCursorPath_Click(object sender, EventArgs e)
        {
            txtCursorPath.Text = GetDefaultCursorPath();
            AppendLog($"已自动查找 Cursor 路径：{txtCursorPath.Text}");
        }

        private void btnManualCursorPath_Click(object sender, EventArgs e)
        {
            using var dialog = new System.Windows.Forms.OpenFileDialog
            {
                Title = "请选择 Cursor.exe",
                Filter = "Cursor 可执行文件|Cursor.exe|可执行文件|*.exe|所有文件|*.*",
                CheckFileExists = true,
                Multiselect = false
            };

            if (dialog.ShowDialog() == DialogResult.OK)
            {
                txtCursorPath.Text = dialog.FileName;
                AppendLog($"已手动配置 Cursor 路径：{txtCursorPath.Text}");
            }
        }

        private void btnEmergencyRepair_Click(object sender, EventArgs e)
        {
            AppendLog("应急检修已触发，请稍后查看处理结果。");
            MessageBox.Show("应急检修已触发（演示逻辑）。", "应急检修", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void btnDonate_Click(object sender, EventArgs e)
        {
            using var donateForm = BuildDonateForm();
            donateForm.ShowDialog(this);
            AppendLog("已打开捐赠支持窗口。");
        }

        private void btnCheckUpdate_Click(object sender, EventArgs e)
        {
            AppendLog("检查更新完成，当前为最新版本（演示逻辑）。");
            MessageBox.Show("当前已是最新版本。", "检查更新", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void SetActiveMenu(bool isCursorLogin)
        {
            btnMenuCursorLogin.BackColor = isCursorLogin ? Color.LightSteelBlue : SystemColors.Control;
            btnMenuCursorLogin.ForeColor = SystemColors.ControlText;
            btnMenuVipLogin.BackColor = isCursorLogin ? SystemColors.Control : Color.LightSteelBlue;
            btnMenuVipLogin.ForeColor = SystemColors.ControlText;
        }

        private void ShowCursorLoginView()
        {
            panelCursorLoginView.Visible = true;
            panelCursorLoginView.BringToFront();
            panelVipView.Visible = false;
            SetActiveMenu(true);
        }

        private void ShowVipLoginView()
        {
            panelVipView.Visible = true;
            panelVipView.BringToFront();
            panelCursorLoginView.Visible = false;
            SetActiveMenu(false);
        }

        private static string GetDefaultCursorPath()
        {
            var localAppData = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
            return Path.Combine(localAppData, "Programs", "cursor", "Cursor.exe");
        }

        private static string GetCompositeDeviceId()
        {
            var motherboardSerial = NormalizeHardwareValue(QueryWmiFirst("SELECT SerialNumber FROM Win32_BaseBoard", "SerialNumber"));
            var cpuId = NormalizeHardwareValue(QueryWmiFirst("SELECT ProcessorId FROM Win32_Processor", "ProcessorId"));
            var windowsUuid = NormalizeHardwareValue(GetWindowsUuid());

            return string.Join("-", motherboardSerial, cpuId, windowsUuid);
        }

        private static string GetWindowsUuid()
        {
            var machineGuid = Registry.GetValue(@"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography", "MachineGuid", null)?.ToString();
            if (!string.IsNullOrWhiteSpace(machineGuid))
            {
                return machineGuid;
            }

            var uuid = QueryWmiFirst("SELECT UUID FROM Win32_ComputerSystemProduct", "UUID");
            return string.IsNullOrWhiteSpace(uuid) ? "NA" : uuid;
        }

        private static string QueryWmiFirst(string query, string propertyName)
        {
            try
            {
                using var searcher = new ManagementObjectSearcher(query);
                using var results = searcher.Get();

                foreach (ManagementObject obj in results)
                {
                    var value = obj[propertyName]?.ToString();
                    if (!string.IsNullOrWhiteSpace(value))
                    {
                        return value;
                    }
                }
            }
            catch
            {
                // 忽略硬件查询异常，统一由上层做降级
            }

            return string.Empty;
        }

        private static string NormalizeHardwareValue(string? value)
        {
            if (string.IsNullOrWhiteSpace(value))
            {
                return "NA";
            }

            return value.Trim().Replace(" ", string.Empty).Replace("-", string.Empty);
        }

        private static string ComputeMd5Hex(string input)
        {
            using var md5 = MD5.Create();
            var bytes = Encoding.UTF8.GetBytes(input);
            var hash = md5.ComputeHash(bytes);
            return Convert.ToHexString(hash);
        }

        private static string GetAppVersion()
        {
            var informational = typeof(Form1).Assembly
                .GetCustomAttributes(typeof(System.Reflection.AssemblyInformationalVersionAttribute), false)
                .OfType<System.Reflection.AssemblyInformationalVersionAttribute>()
                .FirstOrDefault()?.InformationalVersion;

            if (!string.IsNullOrWhiteSpace(informational))
            {
                // 去掉可能的 +gitsha 后缀，只保留语义化版本
                var plusIndex = informational.IndexOf('+');
                return plusIndex > 0 ? informational[..plusIndex] : informational;
            }

            return typeof(Form1).Assembly.GetName().Version?.ToString() ?? "0.0.0";
        }

        private void AppendLog(string message)
        {
            txtRunLog.AppendText($"[{DateTime.Now:HH:mm:ss}] {message}{Environment.NewLine}");
            txtRunLog.SelectionStart = txtRunLog.TextLength;
            txtRunLog.ScrollToCaret();
        }

        private static Form BuildDonateForm()
        {
            var donateForm = new Form
            {
                Text = "捐赠支持",
                StartPosition = FormStartPosition.CenterParent,
                FormBorderStyle = FormBorderStyle.FixedDialog,
                MinimizeBox = false,
                MaximizeBox = false,
                ClientSize = new Size(860, 680)
            };

            var tipLabel = new System.Windows.Forms.Label
            {
                Dock = DockStyle.Top,
                Height = 150,
                Padding = new Padding(20, 16, 20, 10),
                Font = new Font("Microsoft YaHei UI", 11F),
                TextAlign = ContentAlignment.MiddleLeft,
                Text =
                    "您的捐赠将用于维护和改进本软件。\r\n" +
                    "感谢各位，为爱发电，软主需要大家的支持与关注!\r\n" +
                    "有问题请联系QQ:1066960883"
            };

            var imageLayout = new TableLayoutPanel
            {
                Dock = DockStyle.Fill,
                ColumnCount = 2,
                RowCount = 1,
                Padding = new Padding(16, 0, 16, 16)
            };
            imageLayout.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
            imageLayout.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
            imageLayout.Controls.Add(CreateDonateImagePanel("微信赞赏码", "wx.jpg"), 0, 0);
            imageLayout.Controls.Add(CreateDonateImagePanel("支付宝赞赏码", "zfb.jpg"), 1, 0);

            donateForm.Controls.Add(imageLayout);
            donateForm.Controls.Add(tipLabel);
            return donateForm;
        }

        private static Control CreateDonateImagePanel(string title, string fileName)
        {
            var container = new System.Windows.Forms.Panel { Dock = DockStyle.Fill, Padding = new Padding(10) };
            var titleLabel = new System.Windows.Forms.Label
            {
                Dock = DockStyle.Top,
                Height = 32,
                Font = new Font("Microsoft YaHei UI", 10.5F, FontStyle.Bold),
                TextAlign = ContentAlignment.MiddleCenter,
                Text = title
            };

            var imageBorder = new System.Windows.Forms.Panel
            {
                Dock = DockStyle.Fill,
                Padding = new Padding(8),
                BorderStyle = BorderStyle.FixedSingle
            };

            var pictureBox = new PictureBox
            {
                Dock = DockStyle.Fill,
                SizeMode = PictureBoxSizeMode.Zoom,
                BackColor = Color.WhiteSmoke
            };

            var imagePath = ResolveDonateImagePath(fileName);
            if (File.Exists(imagePath))
            {
                pictureBox.Image = Image.FromFile(imagePath);
                imageBorder.Controls.Add(pictureBox);
            }
            else
            {
                var missingLabel = new System.Windows.Forms.Label
                {
                    Dock = DockStyle.Fill,
                    TextAlign = ContentAlignment.MiddleCenter,
                    ForeColor = Color.DimGray,
                    Font = new Font("Microsoft YaHei UI", 10F),
                    Text = $"未找到图片：{fileName}"
                };
                imageBorder.Controls.Add(missingLabel);
            }
            container.Controls.Add(imageBorder);
            container.Controls.Add(titleLabel);
            return container;
        }

        private static string ResolveDonateImagePath(string fileName)
        {
            var appBase = AppDomain.CurrentDomain.BaseDirectory;
            return Path.Combine(appBase, "assets", "imgs", fileName);
        }

        private void ApplyGlassEffect()
        {
            if (!OperatingSystem.IsWindowsVersionAtLeast(10, 0, 22000))
            {
                return;
            }

            try
            {
                // 2 = DWMSBT_MAINWINDOW (Mica 主窗口效果)
                var backdropType = 2;
                _ = DwmSetWindowAttribute(Handle, DWMWA_SYSTEMBACKDROP_TYPE, ref backdropType, sizeof(int));

                // 2 = DWMWCP_ROUND (圆角)
                var cornerType = 2;
                _ = DwmSetWindowAttribute(Handle, DWMWA_WINDOW_CORNER_PREFERENCE, ref cornerType, sizeof(int));
            }
            catch
            {
                // 不支持时静默降级到普通窗口
            }
        }

        private void grpVipActivation_Enter(object sender, EventArgs e)
        {

        }

        private void txtRunLog_TextChanged(object sender, EventArgs e)
        {

        }

        private void btnCopyDeviceId_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrWhiteSpace(txtDeviceId.Text))
            {
                return;
            }

            Clipboard.SetText(txtDeviceId.Text);
            AppendLog("设备号已复制到剪贴板。");
        }

        private const int DWMWA_WINDOW_CORNER_PREFERENCE = 33;
        private const int DWMWA_SYSTEMBACKDROP_TYPE = 38;

        [DllImport("dwmapi.dll")]
        private static extern int DwmSetWindowAttribute(IntPtr hwnd, int dwAttribute, ref int pvAttribute, int cbAttribute);
    }
}