/// <summary>
/// Initialite the client.
/// </summary>
/// <param name="config">Twilio platform configuration.</param>
/// <param name="httpClient">Http client.</param>
public TwilioSmsService(IOptions <TwilioOptions> config, System.Net.Http.HttpClient httpClient)
{
_options = config
.ThrowIfNull(nameof(config))
.Value
.ThrowIfNull(nameof(config.Value));
_client = new TwilioRestClient(
_options.AccountSID,
_options.AuthToken,
region: _options.Region,
httpClient: new SystemNetHttpClient(httpClient.ThrowIfNull(nameof(httpClient)))
);
}