using Microsoft.Win32;
using System;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.IO;
using System.Windows.Forms;

namespace AssemblerCasinoUninstaller
{
    static class Program
    {
        [STAThread]
        static void Main()
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new UninstallForm());
        }
    }

    sealed class UninstallForm : Form
    {
        readonly Color bg = Color.FromArgb(15, 12, 10);
        readonly Color panel = Color.FromArgb(28, 22, 18);
        readonly Color gold = Color.FromArgb(236, 186, 75);
        readonly Color red = Color.FromArgb(164, 26, 32);
        readonly Color text = Color.FromArgb(245, 236, 205);
        readonly string installDir = AppDomain.CurrentDomain.BaseDirectory.TrimEnd('\\');
        CheckBox removeSaves;
        Button uninstallButton;

        public UninstallForm()
        {
            Text = "Uninstall Assembler Casino";
            try { Icon = Icon.ExtractAssociatedIcon(Application.ExecutablePath); } catch { }
            StartPosition = FormStartPosition.CenterScreen;
            FormBorderStyle = FormBorderStyle.FixedDialog;
            MaximizeBox = false;
            MinimizeBox = false;
            ClientSize = new Size(680, 390);
            BackColor = bg;
            Font = new Font("Segoe UI", 10f);

            var art = new UninstallArt { Dock = DockStyle.Left, Width = 220 };
            Controls.Add(art);

            var content = new Panel { Left = 242, Top = 28, Width = 400, Height = 250, BackColor = panel };
            content.Paint += (s, e) =>
            {
                using (var pen = new Pen(Color.FromArgb(88, gold), 2))
                    e.Graphics.DrawRectangle(pen, 0, 0, content.Width - 1, content.Height - 1);
            };
            Controls.Add(content);

            AddLabel(content, "Удаление казино", 28, 26, 340, 38, 21f, FontStyle.Bold);
            AddLabel(content, "Игра будет удалена из этой папки:", 30, 82, 340, 26, 10.5f, FontStyle.Regular);
            AddLabel(content, installDir, 30, 112, 340, 46, 9.5f, FontStyle.Regular);
            AddLabel(content, "Ярлык на рабочем столе и запись в списке программ тоже будут убраны.", 30, 160, 340, 42, 10f, FontStyle.Regular);

            removeSaves = new CheckBox
            {
                Text = "Также удалить сохранения аккаунтов из AppData",
                Left = 30,
                Top = 208,
                Width = 345,
                Height = 26,
                BackColor = Color.Transparent,
                ForeColor = text
            };
            content.Controls.Add(removeSaves);

            uninstallButton = MakeButton("Удалить");
            uninstallButton.Left = 386; uninstallButton.Top = 312;
            uninstallButton.Click += (s, e) => Uninstall();
            Controls.Add(uninstallButton);

            var cancel = MakeButton("Отмена");
            cancel.Left = 514; cancel.Top = 312;
            cancel.Click += (s, e) => Close();
            Controls.Add(cancel);
        }

        void AddLabel(Control parent, string caption, int x, int y, int w, int h, float size, FontStyle style)
        {
            parent.Controls.Add(new Label
            {
                Text = caption,
                Left = x,
                Top = y,
                Width = w,
                Height = h,
                ForeColor = text,
                BackColor = Color.Transparent,
                Font = new Font("Segoe UI", size, style)
            });
        }

        Button MakeButton(string caption)
        {
            var b = new Button
            {
                Text = caption,
                Width = 108,
                Height = 38,
                FlatStyle = FlatStyle.Flat,
                BackColor = Color.FromArgb(62, 43, 20),
                ForeColor = text,
                Font = new Font("Segoe UI", 10f, FontStyle.Bold),
                Cursor = Cursors.Hand
            };
            b.FlatAppearance.BorderColor = gold;
            b.FlatAppearance.MouseOverBackColor = Color.FromArgb(94, 61, 24);
            b.FlatAppearance.MouseDownBackColor = Color.FromArgb(120, 71, 22);
            return b;
        }

        void Uninstall()
        {
            if (MessageBox.Show(this, "Удалить Assembler Casino?", "Assembler Casino", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) != DialogResult.Yes)
                return;

            uninstallButton.Enabled = false;
            try
            {
                TryDeleteShortcut();
                TryDeleteRegistry();
                if (removeSaves.Checked)
                    TryDeleteSaves();

                var parent = Directory.GetParent(installDir);
                var cmd = "/c timeout /t 1 /nobreak >nul & rmdir /s /q \"" + installDir + "\"";
                Process.Start(new ProcessStartInfo
                {
                    FileName = "cmd.exe",
                    Arguments = cmd,
                    WorkingDirectory = parent == null ? Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory) : parent.FullName,
                    CreateNoWindow = true,
                    WindowStyle = ProcessWindowStyle.Hidden
                });
                Close();
            }
            catch (Exception ex)
            {
                uninstallButton.Enabled = true;
                MessageBox.Show(this, ex.Message, "Ошибка удаления", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        void TryDeleteShortcut()
        {
            try
            {
                var desktop = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
                var link = Path.Combine(desktop, "Assembler Casino.lnk");
                if (File.Exists(link)) File.Delete(link);
            }
            catch { }
        }

        void TryDeleteRegistry()
        {
            try
            {
                Registry.CurrentUser.DeleteSubKeyTree(@"Software\Microsoft\Windows\CurrentVersion\Uninstall\AssemblerCasino", false);
            }
            catch { }
        }

        void TryDeleteSaves()
        {
            try
            {
                var saves = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "AssemblerCasino");
                if (Directory.Exists(saves)) Directory.Delete(saves, true);
            }
            catch { }
        }
    }

    sealed class UninstallArt : Control
    {
        readonly Color gold = Color.FromArgb(236, 186, 75);
        readonly Color red = Color.FromArgb(164, 26, 32);

        public UninstallArt()
        {
            DoubleBuffered = true;
        }

        protected override void OnPaint(PaintEventArgs e)
        {
            var g = e.Graphics;
            g.SmoothingMode = SmoothingMode.AntiAlias;
            using (var br = new LinearGradientBrush(ClientRectangle, Color.FromArgb(48, 9, 12), Color.FromArgb(12, 12, 12), 90f))
                g.FillRectangle(br, ClientRectangle);

            using (var f = new Font("Georgia", 19f, FontStyle.Bold))
            using (var b = new SolidBrush(gold))
                g.DrawString("CASINO", f, b, 48, 36);

            DrawChip(g, 78, 112, red, "X");
            DrawCardBack(g, 62, 190);

            using (var p = new Pen(Color.FromArgb(120, gold), 2))
                g.DrawLine(p, Width - 1, 0, Width - 1, Height);
        }

        void DrawChip(Graphics g, int x, int y, Color c, string label)
        {
            using (var br = new SolidBrush(c)) g.FillEllipse(br, x, y, 62, 62);
            using (var p = new Pen(Color.White, 4)) g.DrawEllipse(p, x + 6, y + 6, 50, 50);
            using (var p = new Pen(gold, 2)) g.DrawEllipse(p, x + 1, y + 1, 60, 60);
            using (var f = new Font("Segoe UI", 17f, FontStyle.Bold))
            using (var b = new SolidBrush(Color.White))
            {
                var sz = g.MeasureString(label, f);
                g.DrawString(label, f, b, x + 31 - sz.Width / 2, y + 31 - sz.Height / 2);
            }
        }

        void DrawCardBack(Graphics g, int x, int y)
        {
            var r = new Rectangle(x, y, 88, 122);
            using (var br = new SolidBrush(Color.FromArgb(18, 18, 18))) g.FillRectangle(br, r);
            using (var p = new Pen(gold, 3)) g.DrawRectangle(p, r);
            using (var p = new Pen(red, 2))
            {
                g.DrawRectangle(p, x + 10, y + 10, 68, 102);
                g.DrawLine(p, x + 18, y + 20, x + 70, y + 102);
                g.DrawLine(p, x + 70, y + 20, x + 18, y + 102);
            }
        }
    }
}