public async Task <string> HandleIncomingCall(TwilioIncomingCall twilioCallDetails, ILambdaContext context)
{
AWSSDKHandler.RegisterXRayForAllServices();
string stage = System.Environment.GetEnvironmentVariable("STAGE");
string region = System.Environment.GetEnvironmentVariable("AWS_REGION");
string functionName = $"telephonist-csharp-{stage}-GetDetailsForCurrentOnCallOperator";
LambdaLogger.Log($"REQUEST: {twilioCallDetails}");
LambdaLogger.Log($"PARAM: stage={stage}");
LambdaLogger.Log($"PARAM: region={region}");
LambdaLogger.Log($"functionName: {functionName}");
using (AmazonLambdaClient client = new AmazonLambdaClient(RegionEndpoint.GetBySystemName(region)))
{
InvokeRequest request = new InvokeRequest()
{
FunctionName = functionName
};
InvokeResponse response = await client.InvokeAsync(request);
using (StreamReader reader = new StreamReader(response.Payload))
{
string result = reader.ReadToEnd();
LambdaLogger.Log($"Lambda result: {result}");
OnCallOperatorDetails engineer = WebHelpers.ParseJSON <OnCallOperatorDetails>(result);
string justName = engineer.Name.Split(' ')[0];
TimeZoneInfo localTimeZone = WebHelpers.OlsonTimeZoneToTimeZoneInfo(engineer.TimeZone);
DateTime localTime = TimeZoneInfo.ConvertTime(DateTime.Now, localTimeZone);
string localTimeString = localTime.ToString("hh:mm tt", CultureInfo.InvariantCulture);
return(String.Format(CultureInfo.InvariantCulture, ResponseTwiML, justName, localTimeString, engineer.PhoneNumber));
}
}
}