// this method renames the desired file
public bool RenameFile(string newName, string fileId)
{
DAL.Entities.File file = _database.GetRepository <DAL.Entities.File>().Get(fileId);
if (file == null)
{
throw new StatusCodeException($"The file with ID = {fileId} doesn't exists.", StatusCodes.Status404NotFound);
}
string oldPath = file.Path;
string extension = ElementHelperClass.DefineFileExtension(oldPath);
string newPath = oldPath.Substring(0, oldPath.LastIndexOf('\\') + 1) + newName + extension;
file.Path = newPath;
if (!System.IO.File.Exists(newPath))
{
System.IO.File.Move(oldPath, newPath);
_database.GetRepository <DAL.Entities.File>().Update(file);
_database.Save();
return(true);
}
else
{
return(false);
}
}
// this method upload files on the hard drive and saves them in the database
public async Task <ICollection <ElementVM> > UploadFiles(IFormFileCollection files, FolderVM parentFolder)
{
List <ElementVM> elements = new List <ElementVM>();
foreach (var uploadedFile in files)
{
string path = parentFolder.Path + '\\' + uploadedFile.FileName;
if (!System.IO.File.Exists(path))
{
DAL.Entities.File file = new DAL.Entities.File
{
Id = Guid.NewGuid().ToString(),
Path = path,
IsShared = parentFolder.IsShared,
FolderId = parentFolder.Id
};
_database.GetRepository <DAL.Entities.File>().Create(file);
ElementVM elem = new ElementVM
{
Id = file.Id,
IsFolder = false,
ElemName = uploadedFile.FileName,
LastModified = DateTime.Now.ToShortDateString(),
Type = ElementHelperClass.DefineFileType(ElementHelperClass.DefineFileExtension(uploadedFile.FileName)),
Size = ElementHelperClass.Recount(new Tuple <double, ElementVM.Unit>(uploadedFile.Length, ElementVM.Unit.B)),
IsShared = file.IsShared
};
elements.Add(elem);
}
using (var fileStream = new FileStream(path, FileMode.Create))
{
await uploadedFile.CopyToAsync(fileStream);
}
}
_database.Save();
return(elements);
}
