public async Task ExecuteAsync()
{
UserCredential credentials = await _authenticator.AuthorizeAsync(DriveService.Scope.Drive);
// Create Drive API service.
DriveService service = new DriveService(new BaseClientService.Initializer()
{
HttpClientInitializer = credentials,
ApplicationName = _configuration["ApplicationName"]
});
// Define parameters of request.
FilesResource.ListRequest listRequest = service.Files.List();
listRequest.PageSize = 5;
listRequest.Q = "trashed = false and mimeType != 'application/vnd.google-apps.folder'";
listRequest.Fields = "nextPageToken, files(id, name, kind, md5Checksum, originalFilename, size, mimeType, parents)";
FileList fileList = null;
do
{
listRequest.PageToken = fileList?.NextPageToken;
fileList = await listRequest.ExecuteAsync();
if (fileList?.Files == null)
{
continue;
}
List <Task> tasks = new List <Task>();
foreach (File file in fileList.Files)
{
string fullName = await GetFileFullNameAsync(file, service);
GoogleDriveFile googleDriveFile = new GoogleDriveFile(file.Id, file.Name, fullName, file.Md5Checksum, file.Size ?? 0);
tasks.Add(_googleDriveFileTask.ExecuteAsync(googleDriveFile));
}
await Task.WhenAll(tasks);
} while (fileList != null && !string.IsNullOrEmpty(fileList.NextPageToken));
}