public async Task <List <FolderSizeInfo> > CalculateFolderSizes(string rootDirPath, bool includeSubDirs)
{
try
{
var calculatedFolderSizes = new List <FolderSizeInfo>();
if (!Directory.Exists(rootDirPath))
{
return(calculatedFolderSizes);
}
await Task.Run(() =>
{
var options = new EnumerationOptions
{
IgnoreInaccessible = true,
RecurseSubdirectories = includeSubDirs
};
var allFolders = Directory.GetDirectories(rootDirPath, "*", options);
foreach (var folder in allFolders)
{
var generated = GenerateFolderInfo(folder, true);
calculatedFolderSizes.Add(generated);
}
calculatedFolderSizes.Add(GenerateFolderInfo(rootDirPath, false));
});
var output = calculatedFolderSizes.OrderByDescending(x => x.FolderSizeInBytes).ToList();
return(output);
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesException(
"Size calculation for given root path failed",
ex));
throw exception;
}
}
public async Task <int> GetCountOfSubDirectories(string rootDirPath)
{
try
{
await Task.Delay(0);
var options = new EnumerationOptions
{
IgnoreInaccessible = true,
RecurseSubdirectories = true
};
var allFolders = Directory.GetDirectories(rootDirPath, "*", options);
return(allFolders.Count());
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesAsyncStreamException(
"Getting count of subdirectories failed",
ex));
throw exception;
}
}
public async IAsyncEnumerable <FolderSizeInfo> CalculateFolderSizesAsyncStream(string rootDirPath, bool includeSubDirs)
{
bool shouldCalculate = true;
try
{
if (!Directory.Exists(rootDirPath))
{
shouldCalculate = false;
}
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesAsyncStreamException(
"Size calculation for given root path failed",
ex));
throw exception;
}
if (shouldCalculate)
{
await Task.Delay(0);
var options = new EnumerationOptions
{
IgnoreInaccessible = true,
RecurseSubdirectories = includeSubDirs
};
string[] allFolders;
try
{
allFolders = Directory.GetDirectories(rootDirPath, "*", options);
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesAsyncStreamException(
"Size calculation for given root path failed",
ex));
throw exception;
}
foreach (var folder in allFolders)
{
FolderSizeInfo generated = null;
try
{
generated = GenerateFolderInfo(folder, true);
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesAsyncStreamException(
"Size calculation for given root path failed",
ex));
throw exception;
}
yield return(generated);
}
FolderSizeInfo root = null;
try
{
root = GenerateFolderInfo(rootDirPath, false);
}
catch (Exception ex)
{
var exception = new FileServiceException(
"Failure in file service",
new CalculateFolderSizesAsyncStreamException(
"Size calculation for given root path failed",
ex));
throw exception;
}
yield return(root);
}
}