using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;

namespace FontPreview;

internal class SystemFontExportDialog : Form
{
	private CheckedListBox lst;

	private TextBox txtDir;

	private Label lblSum;

	private List<KeyValuePair<string, string>> fonts = new List<KeyValuePair<string, string>>();

	public SystemFontExportDialog()
	{
		//IL_004a: Unknown result type (might be due to invalid IL or missing references)
		//IL_0054: Expected O, but got Unknown
		((Control)this).Text = "导出系统字体";
		((Control)this).Width = 680;
		((Control)this).Height = 560;
		((Form)this).StartPosition = (FormStartPosition)4;
		((Control)this).Font = new Font("Microsoft YaHei UI", 9f);
		Build();
		LoadFonts();
	}

	private void Build()
	{
		//IL_0001: Unknown result type (might be due to invalid IL or missing references)
		//IL_0007: Expected O, but got Unknown
		//IL_003f: Unknown result type (might be due to invalid IL or missing references)
		//IL_0049: Expected O, but got Unknown
		//IL_007d: Unknown result type (might be due to invalid IL or missing references)
		//IL_0087: Expected O, but got Unknown
		//IL_009a: Unknown result type (might be due to invalid IL or missing references)
		//IL_00a0: Expected O, but got Unknown
		//IL_00d1: Unknown result type (might be due to invalid IL or missing references)
		//IL_00d7: Expected O, but got Unknown
		//IL_0108: Unknown result type (might be due to invalid IL or missing references)
		//IL_010e: Expected O, but got Unknown
		//IL_0169: Unknown result type (might be due to invalid IL or missing references)
		//IL_0170: Expected O, but got Unknown
		//IL_0191: Unknown result type (might be due to invalid IL or missing references)
		//IL_019b: Expected O, but got Unknown
		//IL_01b5: Unknown result type (might be due to invalid IL or missing references)
		//IL_01bc: Expected O, but got Unknown
		//IL_0222: Unknown result type (might be due to invalid IL or missing references)
		//IL_022c: Expected O, but got Unknown
		//IL_0280: Unknown result type (might be due to invalid IL or missing references)
		//IL_0287: Expected O, but got Unknown
		//IL_02e7: Unknown result type (might be due to invalid IL or missing references)
		//IL_02ee: Expected O, but got Unknown
		Label val = new Label();
		((Control)val).Text = "勾选需要导出的系统字体（从注册表读取，含字体文件路径），导出的副本不会影响系统原字体。";
		((Control)val).SetBounds(12, 10, 650, 34);
		((Control)val).ForeColor = Color.DimGray;
		((Control)this).Controls.Add((Control)(object)val);
		lst = new CheckedListBox();
		((Control)lst).SetBounds(12, 48, 650, 320);
		lst.CheckOnClick = true;
		lst.ItemCheck += (ItemCheckEventHandler)delegate
		{
			UpdateSum();
		};
		((Control)this).Controls.Add((Control)(object)lst);
		Button val2 = new Button();
		((Control)val2).Text = "全选";
		((Control)val2).SetBounds(12, 376, 76, 28);
		((Control)val2).Click += delegate
		{
			for (int j = 0; j < lst.Items.Count; j++)
			{
				lst.SetItemChecked(j, true);
			}
			UpdateSum();
		};
		Button val3 = new Button();
		((Control)val3).Text = "全不选";
		((Control)val3).SetBounds(94, 376, 84, 28);
		((Control)val3).Click += delegate
		{
			for (int i = 0; i < lst.Items.Count; i++)
			{
				lst.SetItemChecked(i, false);
			}
			UpdateSum();
		};
		Button val4 = new Button();
		((Control)val4).Text = "刷新";
		((Control)val4).SetBounds(184, 376, 76, 28);
		((Control)val4).Click += delegate
		{
			LoadFonts();
		};
		((Control)this).Controls.Add((Control)(object)val2);
		((Control)this).Controls.Add((Control)(object)val3);
		((Control)this).Controls.Add((Control)(object)val4);
		Label val5 = new Label();
		((Control)val5).Text = "导出到：";
		((Control)val5).SetBounds(12, 414, 56, 26);
		txtDir = new TextBox();
		((Control)txtDir).SetBounds(66, 411, 476, 26);
		Button val6 = new Button();
		((Control)val6).Text = "浏览…";
		((Control)val6).SetBounds(548, 410, 100, 28);
		((Control)val6).Click += delegate
		{
			string text = NativeFolderDialog.PickFolder(((Control)this).Handle, "选择导出的目标目录", ((Control)txtDir).Text.Trim());
			if (text != null)
			{
				((Control)txtDir).Text = text;
				NormalizeDir();
			}
		};
		((Control)this).Controls.Add((Control)(object)val5);
		((Control)this).Controls.Add((Control)(object)txtDir);
		((Control)this).Controls.Add((Control)(object)val6);
		lblSum = new Label();
		((Control)lblSum).Text = "已选 0 / 0 个字体";
		((Control)lblSum).SetBounds(12, 448, 400, 20);
		((Control)lblSum).ForeColor = Color.FromArgb(43, 58, 85);
		((Control)this).Controls.Add((Control)(object)lblSum);
		Button val7 = new Button();
		((Control)val7).Text = "开始导出";
		((Control)val7).BackColor = Color.FromArgb(43, 58, 85);
		((Control)val7).ForeColor = Color.White;
		((ButtonBase)val7).FlatStyle = (FlatStyle)0;
		((Control)val7).SetBounds(12, 478, 130, 36);
		((Control)val7).Click += delegate
		{
			DoExport();
		};
		Button val8 = new Button();
		((Control)val8).Text = "关闭";
		val8.DialogResult = (DialogResult)2;
		((Control)val8).SetBounds(560, 478, 90, 36);
		((Control)this).Controls.Add((Control)(object)val7);
		((Control)this).Controls.Add((Control)(object)val8);
		((Form)this).AcceptButton = (IButtonControl)(object)val8;
	}

	internal static string NormalizeDir(string s)
	{
		if (string.IsNullOrEmpty(s))
		{
			return s;
		}
		if (s.Length == 2 && s[1] == ':')
		{
			s += "\\";
		}
		return s;
	}

	private void LoadFonts()
	{
		//IL_0146: Unknown result type (might be due to invalid IL or missing references)
		fonts.Clear();
		try
		{
			string folderPath = Environment.GetFolderPath(Environment.SpecialFolder.Fonts);
			using RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts");
			if (registryKey != null)
			{
				string[] valueNames = registryKey.GetValueNames();
				Array.Sort(valueNames, (IComparer<string>?)StringComparer.OrdinalIgnoreCase);
				string[] array = valueNames;
				foreach (string text in array)
				{
					string text2 = registryKey.GetValue(text) as string;
					if (string.IsNullOrEmpty(text2))
					{
						continue;
					}
					string extension = Path.GetExtension(text2);
					if (extension.Equals(".ttf", StringComparison.OrdinalIgnoreCase) || extension.Equals(".otf", StringComparison.OrdinalIgnoreCase) || extension.Equals(".ttc", StringComparison.OrdinalIgnoreCase))
					{
						string text3 = (Path.IsPathRooted(text2) ? text2 : Path.Combine(folderPath, text2));
						if (File.Exists(text3))
						{
							fonts.Add(new KeyValuePair<string, string>(text, text3));
						}
					}
				}
			}
		}
		catch (Exception ex)
		{
			MessageBox.Show((IWin32Window)(object)this, "读取系统字体失败：" + ex.Message, "提示", (MessageBoxButtons)0, (MessageBoxIcon)48);
		}
		lst.Items.Clear();
		foreach (KeyValuePair<string, string> font in fonts)
		{
			lst.Items.Add((object)(font.Key + "   ——  " + Path.GetFileName(font.Value)), false);
		}
		UpdateSum();
	}

	private void UpdateSum()
	{
		int num = 0;
		for (int i = 0; i < lst.Items.Count; i++)
		{
			if (lst.GetItemChecked(i))
			{
				num++;
			}
		}
		((Control)lblSum).Text = "已选 " + num + " / " + fonts.Count + " 个字体";
	}

	private void NormalizeDir()
	{
		string text = ((Control)txtDir).Text.Trim().Trim(new char[1] { '"' });
		if (text.Length == 2 && text[1] == ':')
		{
			text += "\\";
		}
		((Control)txtDir).Text = text;
	}

	private void DoExport()
	{
		//IL_0045: Unknown result type (might be due to invalid IL or missing references)
		//IL_031f: Unknown result type (might be due to invalid IL or missing references)
		//IL_00c4: Unknown result type (might be due to invalid IL or missing references)
		string text = ((Control)txtDir).Text.Trim().Trim(new char[1] { '"' });
		if (text.Length == 0)
		{
			MessageBox.Show((IWin32Window)(object)this, "请先选择导出目录", "提示");
			return;
		}
		string text2 = text;
		if (MainForm.DiagnosePath(text2) != null)
		{
			string text3 = MainForm.DriveToUnc(text2);
			if (text3 == null || !MainForm.TryReconnect(text2) || MainForm.DiagnosePath(text2) != null)
			{
				if (text3 == null || MainForm.DiagnosePath(text3) != null)
				{
					MessageBox.Show((IWin32Window)(object)this, "目标目录不可访问：" + text, "提示", (MessageBoxButtons)0, (MessageBoxIcon)48);
					return;
				}
				text2 = text3;
			}
		}
		int num = 0;
		int num2 = 0;
		int num3 = 0;
		List<string> list = new List<string>();
		List<string> list2 = new List<string>();
		for (int i = 0; i < lst.Items.Count; i++)
		{
			if (!lst.GetItemChecked(i))
			{
				continue;
			}
			num++;
			string value = fonts[i].Value;
			try
			{
				string text4 = Path.Combine(text2, Path.GetFileName(value));
				if (!File.Exists(value))
				{
					list.Add(value);
					continue;
				}
				if (File.Exists(text4))
				{
					string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(value);
					string extension = Path.GetExtension(value);
					int num4 = 1;
					string text5 = text4;
					while (File.Exists(text5))
					{
						text5 = Path.Combine(text2, fileNameWithoutExtension + "_" + num4 + extension);
						num4++;
					}
					text4 = text5;
				}
				File.Copy(value, text4, overwrite: false);
				num2++;
			}
			catch (Exception)
			{
				list2.Add(value);
			}
		}
		StringBuilder stringBuilder = new StringBuilder();
		stringBuilder.Append("导出完成：成功 " + num2 + " / " + num + " 个\r\n");
		if (num3 > 0)
		{
			stringBuilder.Append("跳过 " + num3 + " 个\r\n");
		}
		if (list.Count > 0)
		{
			stringBuilder.Append("源文件缺失 " + list.Count + " 个\r\n");
		}
		if (list2.Count > 0)
		{
			stringBuilder.Append("失败 " + list2.Count + " 个\r\n");
		}
		stringBuilder.Append("\r\n目标目录： " + text2);
		MessageBox.Show((IWin32Window)(object)this, stringBuilder.ToString(), "导出结果", (MessageBoxButtons)0, (MessageBoxIcon)64);
	}
}