public async Task ReplaceAsync(string token, Stream stream, Dictionary <string, string> parameters)
{
var user = await DWKitRuntime.Security.GetCurrentUserAsync();
string name = null;
if (parameters.ContainsKey(FileProperties.Name))
{
name = parameters[FileProperties.Name];
}
string contentType = null;
if (parameters.ContainsKey(FileProperties.ContentType))
{
contentType = parameters[FileProperties.ContentType];
}
UploadedFiles file;
if (Guid.TryParse(token, out Guid id))
{
file = await UploadedFiles.SelectByKey(id);
}
else
{
file = new UploadedFiles()
{
Id = id,
CreatedBy = user?.Name,
CreatedDate = DateTime.Now
};
}
if (name != null)
{
file.Name = name;
}
if (file.ContentType != null)
{
file.ContentType = contentType;
}
file.UpdatedBy = user?.Name;
file.UpdatedDate = DateTime.Now;
file.Used = true;
file.Data = new byte[stream.Length];
if (stream != null)
{
await stream.WriteAsync(file.Data, 0, (int)stream.Length);
file.AttachmentLength = stream.Length;
}
await file.ApplyAsync();
}
public async Task <(Stream Stream, Dictionary <string, string> Properties)> GetAsync(string token)
{
Guid id;
if (Guid.TryParse(token, out id))
{
var item = await UploadedFiles.SelectByKey(id);
var stream = new MemoryStream(item.Data);
var dic = new Dictionary <string, string>
{
{ FileProperties.Name, item.Name },
{ FileProperties.Length, item.AttachmentLength.ToString() },
{ FileProperties.ContentType, item.ContentType },
{ FileProperties.CreatedBy, item.CreatedBy },
{ FileProperties.CreatedDate, item.CreatedDate.ToString() },
{ FileProperties.UpdatedBy, item.UpdatedBy },
{ FileProperties.UpdatedDate, item.UpdatedDate.ToString() }
};
return(Stream : stream, Properties : dic);
}
return(Stream : null, Properties : null);
}