private static string BuildAuthorizationHeader(IReadOnlyDictionary <string, string> parameters,
string appSecret, string secretId, string activityKind)
{
// check if the secret exists and it's not empty
if (string.IsNullOrEmpty(appSecret) || parameters == null)
{
return(null);
}
var signatureDetails = GetSignature(parameters, activityKind, appSecret);
string algorithm = ALG_SHA256;
string signature = AdjustConfig.String2Sha256Func(signatureDetails[CLEAR_SIGNATURE]);
signature = signature.ToLower();
string fields = signatureDetails[FIELDS];
string secretIdHeader = $"{SECRET_ID}=\"{secretId}\"";
string signatureHeader = $"{SIGNATURE}=\"{signature}\"";
string algorithmHeader = $"{ALGORITHM}=\"{algorithm}\"";
string fieldsHeader = $"{HEADERS}=\"{fields}\"";
string authorizationHeader = $"Signature {secretIdHeader},{signatureHeader},{algorithmHeader},{fieldsHeader}";
Logger.Verbose($"authorizationHeader: {authorizationHeader}");
return(authorizationHeader);
}