/// <summary>
/// Initializes DeviceContext
/// </summary>
/// <param name="productKey">Product key of the device</param>
/// <param name="accessKey">Access key of the device</param>
/// <param name="apiBaseAddress">Base address of the Arnon Sky API</param>
public DeviceContext(string productKey, byte[] accessKey, string apiBaseAddress = DefaultApiBaseAddress)
{
ValidateProductKey();
if (accessKey == null || accessKey.Length < 32)
{
throw new ArgumentException($"Invalid {nameof(accessKey)}");
}
ProductKey = productKey;
_protectedAccessKey = Security.ProtectData(accessKey);
_apiBaseAddress = apiBaseAddress;
_apiClient = new ApiClient(productKey, accessKey, apiBaseAddress);
_configuration = new DeviceConfigurationContainer();
void ValidateProductKey()
{
if (productKey == null || productKey.Length < 16)
{
throw new ArgumentException($"{nameof(productKey)} is too short.");
}
if (!System.Text.RegularExpressions.Regex.IsMatch(productKey, @"^[A-Z0-9-]+$"))
{
throw new ArgumentException($"{nameof(productKey)} has invalid characters, only letters A-Z, numerals 0-9 and character '-' is allowed.");
}
}
}
private void UpdateConfiguration(GetDeviceDetailsModel newConfiguration)
{
var replaceConf = new DeviceConfigurationContainer()
{
ReadTimestamp = DateTime.UtcNow, Current = newConfiguration.ToDeviceConfiguration()
};
Interlocked.Exchange(ref _configuration, replaceConf);
}
