public LambdaContext(RuntimeApiHeaders runtimeApiHeaders, LambdaEnvironment lambdaEnvironment)
{
_lambdaEnvironment = lambdaEnvironment;
_runtimeApiHeaders = runtimeApiHeaders;
int.TryParse(_lambdaEnvironment.FunctionMemorySize, out _memoryLimitInMB);
long.TryParse(_runtimeApiHeaders.DeadlineMs, out _deadlineMs);
_cognitoIdentityLazy = new Lazy <CognitoIdentity>(() => CognitoIdentity.FromJson(runtimeApiHeaders.CognitoIdentityJson));
_cognitoClientContextLazy = new Lazy <CognitoClientContext>(() => CognitoClientContext.FromJson(runtimeApiHeaders.ClientContextJson));
// set environment variable so that if the function uses the XRay client it will work correctly
_lambdaEnvironment.SetXAmznTraceId(_runtimeApiHeaders.TraceId);
}
internal static CognitoIdentity FromJson(string json)
{
var result = new CognitoIdentity();
if (!string.IsNullOrWhiteSpace(json))
{
var jsonData = JsonMapper.ToObject(json);
if (jsonData["identityId"] != null)
{
result.IdentityId = jsonData["identityId"].ToString();
}
if (jsonData["identityPoolId"] != null)
{
result.IdentityPoolId = jsonData["identityPoolId"].ToString();
}
}
return(result);
}
internal static CognitoIdentity FromJson(string json)
{
var result = new CognitoIdentity();
if (!string.IsNullOrWhiteSpace(json))
{
var jsonData = JsonDocument.Parse(json).RootElement;
if (jsonData.TryGetProperty("cognitoIdentityId", out var cognitoIdentityId))
{
result.IdentityId = cognitoIdentityId.GetString();
}
if (jsonData.TryGetProperty("cognitoIdentityPoolId", out var cognitoIdentityPoolId))
{
result.IdentityPoolId = cognitoIdentityPoolId.GetString();
}
}
return(result);
}
