using System;

using System.Collections.Generic;

using System.IO;

using System.Text;

using Avalonia.Media;

namespace SourceGit

{

public static class StringExtensions

{

public static string Quoted(this string value)

{

return $"\"{Escaped(value)}\"";

}

public static string Escaped(this string value)

{

return value.Replace("\"", "\\\"", StringComparison.Ordinal);

}

public static string FormatFontNames(string input)

{

if (string.IsNullOrEmpty(input))

return string.Empty;

var parts = input.Split(',');

var trimmed = new List<string>();

foreach (var part in parts)

{

var t = part.Trim();

if (string.IsNullOrEmpty(t))

continue;

var sb = new StringBuilder();

var prevChar = '\0';

foreach (var c in t)

{

if (c == ' ' && prevChar == ' ')

continue;

sb.Append(c);

prevChar = c;

}

var name = sb.ToString();

try

{

var fontFamily = FontFamily.Parse(name);

if (fontFamily.FamilyTypefaces.Count > 0)

trimmed.Add(name);

}

catch

{

// Ignore exceptions.

}

}

return trimmed.Count > 0 ? string.Join(',', trimmed) : string.Empty;

}

}

public static class CommandExtensions

{

public static T Use<T>(this T cmd, Models.ICommandLog log) where T : Commands.Command

{

cmd.Log = log;

return cmd;

}

}

public static class DirectoryInfoExtension

{

public static void WalkFiles(this DirectoryInfo dir, Action<string> onFile, int maxDepth = 4)

{

try

{

var options = new EnumerationOptions()

{

IgnoreInaccessible = true,

RecurseSubdirectories = false,

};

foreach (var file in dir.GetFiles("*", options))

onFile(file.FullName);

if (maxDepth > 0)

{

foreach (var subDir in dir.GetDirectories("*", options))

{

if (subDir.Name.StartsWith(".", StringComparison.Ordinal) ||

subDir.Name.Equals("node_modules", StringComparison.OrdinalIgnoreCase))

continue;

WalkFiles(subDir, onFile, maxDepth - 1);

}

}

}

catch

{

// Ignore exceptions.

}

}

}

}