/// <summary>
/// Ensure we have a good destination name and determine whether that file exists already.
/// </summary>
/// <param name="task"></param>
public void BuildDestinationForItem(CopyTask task)
{
string targetDirFileName = DetermineTargetDir(task);
task.DestinationFile = BuildUniqueDestinationFileName(targetDirFileName);
task.FileExistsAlready = File.Exists(task.DestinationFile);
}
public async Task ExecuteCopyTask(CopyTask copyTask)
{
FileHelper.CreateDirectoryForFile(copyTask.DestinationFile);
await FileHelper.CopyFile(copyTask);
copyTask.FileCopiedOn = DateTime.Now;
}
/// <summary>
/// Copy a file from one location to another.
/// </summary>
/// <param name="copyTask"></param>
/// <returns></returns>
public async Task CopyFile(CopyTask copyTask)
{
byte[] fileBytes = File.ReadAllBytes(copyTask.SourceFile);
using (FileStream destStream = new FileStream(copyTask.DestinationFile, FileMode.CreateNew, FileAccess.Write, FileShare.Write, bufferSize: 4096, useAsync: true))
{
await destStream.WriteAsync(fileBytes, 0, fileBytes.Length);
};
}
/// <summary>
/// Find all files in the source directory, and create a collection of CopyTasks. Analyzes the destination for each file, determines those that have been previously copied and should be skipped. Determines the destination file name.
/// </summary>
/// <returns>A list of CopyTask objects. </returns>
public IEnumerable<CopyTask> BuildFileCopyTasks()
{
var allMatchingFilesInDir = FileHelper.GetAllFilesWithExtensions(Config.SourceDir, Config.FileExtensions);
foreach (var mediaFile in allMatchingFilesInDir)
{
var task = new CopyTask
{
SourceFile = mediaFile.FullName,
ImageTakenOnDate = MediaComparer.GetImageTakenOnDate(mediaFile.FullName),
FileCreatedOn = mediaFile.CreationTime,
};
BuildDestinationForItem(task);
yield return task;
}
}
/// <summary>
/// Find all files in the source directory, and create a collection of CopyTasks. Analyzes the destination for each file, determines those that have been previously copied and should be skipped. Determines the destination file name.
/// </summary>
/// <returns>A list of CopyTask objects. </returns>
public IEnumerable <CopyTask> BuildFileCopyTasks()
{
var allMatchingFilesInDir = FileHelper.GetAllFilesWithExtensions(Config.SourceDir, Config.FileExtensions);
foreach (var mediaFile in allMatchingFilesInDir)
{
var task = new CopyTask
{
SourceFile = mediaFile.FullName,
ImageTakenOnDate = MediaComparer.GetImageTakenOnDate(mediaFile.FullName),
FileCreatedOn = mediaFile.CreationTime,
};
BuildDestinationForItem(task);
yield return(task);
}
}
/// <summary>
/// Builds the target file path directory in the user's pref. Like year/monthname/date/file.jpg. Take it from the config.
/// </summary>
/// <param name="task"></param>
/// <returns></returns>
private string DetermineTargetDir(CopyTask task)
{
DateTime targetDate = task.ImageTakenOnDate.GetValueOrDefault(task.FileCreatedOn);
var replacements = new Dictionary<string, string>
{
{"{year}", targetDate.Year.ToString()},
{"{month}", targetDate.ToShortMonthName()},
{"{day}", targetDate.Day.ToString()}
};
string destinationDir = Config.DestinationDir;
foreach (var item in replacements)
{
destinationDir = destinationDir.Replace(item.Key, item.Value);
}
return Path.Combine(destinationDir, Path.GetFileName(task.SourceFile));
}
/// <summary>
/// Builds the target file path directory in the user's pref. Like year/monthname/date/file.jpg. Take it from the config.
/// </summary>
/// <param name="task"></param>
/// <returns></returns>
private string DetermineTargetDir(CopyTask task)
{
DateTime targetDate = task.ImageTakenOnDate.GetValueOrDefault(task.FileCreatedOn);
var replacements = new Dictionary <string, string>
{
{ "{year}", targetDate.Year.ToString() },
{ "{month}", targetDate.ToShortMonthName() },
{ "{day}", targetDate.Day.ToString() }
};
string destinationDir = Config.DestinationDir;
foreach (var item in replacements)
{
destinationDir = destinationDir.Replace(item.Key, item.Value);
}
return(Path.Combine(destinationDir, Path.GetFileName(task.SourceFile)));
}
/// <summary>
/// Ensure we have a good destination name and determine whether that file exists already.
/// </summary>
/// <param name="task"></param>
public void BuildDestinationForItem(CopyTask task)
{
string targetDirFileName = DetermineTargetDir(task);
task.DestinationFile = BuildUniqueDestinationFileName(targetDirFileName);
task.FileExistsAlready = File.Exists(task.DestinationFile);
}
public async Task ExecuteCopyTask(CopyTask copyTask)
{
FileHelper.CreateDirectoryForFile(copyTask.DestinationFile);
await FileHelper.CopyFile(copyTask);
copyTask.FileCopiedOn = DateTime.Now;
}
/// <summary>
/// Copy a file from one location to another.
/// </summary>
/// <param name="copyTask"></param>
/// <returns></returns>
public async Task CopyFile(CopyTask copyTask)
{
byte[] fileBytes = File.ReadAllBytes(copyTask.SourceFile);
using (FileStream destStream = new FileStream(copyTask.DestinationFile, FileMode.CreateNew, FileAccess.Write, FileShare.Write, bufferSize: 4096, useAsync: true))
{
await destStream.WriteAsync(fileBytes, 0, fileBytes.Length);
};
}