身份验证码示例

private string CreateCipher(string sparkTransactionId, string tokenSecretString, string random, bool needTimeStampInRandom = true)
{
    string timeStamp = needTimeStampInRandom ? $"{DateTime.UtcNow:yyMMddHHmm}" : string.Empty;
    
    // 1. Create the unencrypted payload string
    string unencryptedCipher = $"{sparkTransactionId}={random}{timeStamp}";
    
    // 2. Encrypt the payload using AES-256 ECB
    return CryptoUtils.EncryptAesECB256(unencryptedCipher, tokenSecretString);
}

public Dictionary<string, string> CreateSignature<T>(T request, int integratorId) where T : class
{
		// 1. Serialize the entire request body to a JSON string
  string serializedRequest = _jsonClient.Serialize(request, indent: false);

    _integratorDictionary.TryGetValue(integratorId, out Dictionary<string, string> headerHashKeyDictionary);
    if (headerHashKeyDictionary.IsNullOrEmpty() || serializedRequest.IsNullOrEmpty())
    {
        return null;
    }
  

   // 2. Retrieve the Integrator's HeaderHashKey (integratorValue) 
   // This value is shared and known only to the integrator and Nayax systems.
    headerHashKeyDictionary.TryGetValue("HeaderHashKey", out string integratorValue);
    if (integratorValue.IsNullOrEmpty())
    {
        return null;
    }

    return new Dictionary<string, string>
    {
        { "IntegratorId", integratorId.ToString() }, 
        { "Signature", $"{ByteUtils.CalculateSHA256($"{serializedRequest};{integratorValue}")}" }
    };
}

public class StartAuthenticationRequest3rdParty
{
    public int TokenId { get; set; }
    public string TerminalId { get; set; }
    public int TerminalIdType { get; set; }
    public string Cipher { get; set; }
    public string Random { get; set; }
}

public class StartAuthenticationResponse3rdParty
{
    [JsonProperty("HashedSparkTransactionId", Required = Required.Always)]
    public string HashedSparkTransactionId { get; set; }

    [JsonProperty("Status", Required = Required.DisallowNull, NullValueHandling = NullValueHandling.Ignore)]
    public Status Status { get; set; }
}

public class Status
{
    public string Verdict { get; set; }
    public int ErrorCode { get; set; }
    public string StatusMessage { get; set; }
}