/// <inheritdoc />
public RetryingHttpClientHandler([NotNull] IRetryStrategy retryStrategy)
{
if (retryStrategy == null)
{
throw new ArgumentNullException(nameof(retryStrategy));
}
var retryAttemptsCount = retryStrategy.RetryAttemptsCount;
_retryPolicy = Policy
.Handle <HttpRequestException>()
.WaitAndRetryAsync(retryAttemptsCount,
(retryAttempt, context) => retryStrategy.GetRetrySleepDuration(retryAttempt, context.OperationKey),
(exception, timeSpan, retryAttempt, context) =>
context["RetriesLeft"] = retryAttemptsCount - retryAttempt);
}
