private async Task UpLargeFile(ScannedFileSystemInfo file, B2 b2)
{
if (file.Length >= 100 * (1000 * 1000))
{
Console.WriteLine("Wait...Upload large file => " + file.Info.Name);
string result = await b2.UploadLargeFile(b2.BucketId, file.Info.Name, b2.ApiUrl, b2.AuthorizationToken);
string fileId = Regex.Match(result, "fileId\": \"(.*?)\"").Groups[1].Value;
string partUrl = await b2.UploadLargeFilePartUrl(fileId, b2.ApiUrl, b2.AuthorizationToken);
string uploadUrl = Regex.Match(partUrl, "uploadUrl\": \"(.*?)\"").Groups[1].Value;
string authorizationToken = Regex.Match(partUrl, "authorizationToken\": \"(.*?)\"").Groups[1].Value;
ArrayList result3 = await b2.UploadPartOfFile(file.Info.FullName, uploadUrl, authorizationToken);
await b2.LargeFileUploadFinished(fileId, b2.ApiUrl, b2.AuthorizationToken, result3);
Console.WriteLine($"File {file.Info.Name} Uploaded!");
}
}