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consolidate filesystem extension methods #60

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Merged
merged 1 commit into from
Sep 10, 2025
Merged

consolidate filesystem extension methods #60

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28 changes: 0 additions & 28 deletions ChatGPTExport/ExtensionMethods.cs
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Original file line number Diff line number Diff line change
@@ -1,38 +1,10 @@
using System.Globalization;
using System.IO.Abstractions;
using System.Text.Json;

namespace ChatGPTExport
{
public static class ExtensionMethods
{
public static string GetRelativePathTo(this IFileSystem fileSystem, IDirectoryInfo baseDir, IFileInfo targetFile)
{
var basePath = fileSystem.Path.GetFullPath(baseDir.FullName + fileSystem.Path.DirectorySeparatorChar);
var targetPath = targetFile.FullName;

if (!string.Equals(fileSystem.Path.GetPathRoot(basePath), fileSystem.Path.GetPathRoot(targetPath), StringComparison.OrdinalIgnoreCase))
{
// Different drives, return full path
return targetPath;
}

var baseUri = new Uri(basePath);
var targetUri = new Uri(targetPath);

var relativePath = Uri.UnescapeDataString(baseUri.MakeRelativeUri(targetUri).ToString())
.Replace('/', fileSystem.Path.DirectorySeparatorChar);
return relativePath;
}

public static void SetCreationTimeUtcIfPossible(this IFile target, string filename, DateTime createdDate)
{
if (OperatingSystem.IsWindows())
{
target.SetCreationTimeUtc(filename, createdDate);
}
}

public static DateTimeOffset ToDateTimeOffset(this decimal d)
{
// Convert to total milliseconds
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27 changes: 27 additions & 0 deletions ChatGPTExport/FileSystemExtensions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -55,5 +55,32 @@ public static bool IsSameOrSubdirectory(this IDirectoryInfo baseDir, IDirectoryI

return candidatePath.StartsWith(basePath + fileSystem.Path.DirectorySeparatorChar, comparison);
}

public static string GetRelativePathTo(this IFileSystem fileSystem, IDirectoryInfo baseDir, IFileInfo targetFile)
{
var basePath = fileSystem.Path.GetFullPath(baseDir.FullName + fileSystem.Path.DirectorySeparatorChar);
var targetPath = targetFile.FullName;

if (!string.Equals(fileSystem.Path.GetPathRoot(basePath), fileSystem.Path.GetPathRoot(targetPath), StringComparison.OrdinalIgnoreCase))
{
// Different drives, return full path
return targetPath;
}

var baseUri = new Uri(basePath);
var targetUri = new Uri(targetPath);

var relativePath = Uri.UnescapeDataString(baseUri.MakeRelativeUri(targetUri).ToString())
.Replace('/', fileSystem.Path.DirectorySeparatorChar);
return relativePath;
}

public static void SetCreationTimeUtcIfPossible(this IFile target, string filename, DateTime createdDate)
{
if (OperatingSystem.IsWindows())
{
target.SetCreationTimeUtc(filename, createdDate);
}
}
}
}
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