package com.hubspot.baragon.agent.handlebars;
import java.io.IOException;
import java.util.Collection;
import com.github.jknack.handlebars.Helper;
import com.github.jknack.handlebars.Options;
import com.google.common.base.Optional;
import com.hubspot.baragon.models.UpstreamInfo;
public class CurrentRackIsPresentHelper implements Helper<Collection<UpstreamInfo>> {
public static final String NAME = "currentRackIsPresent";
private final Optional<String> currentRackId;
public CurrentRackIsPresentHelper(Optional<String> currentRackId) {
this.currentRackId = currentRackId;
}
@Override
public CharSequence apply(Collection<UpstreamInfo> upstreams, Options options) throws IOException {
if (!currentRackId.isPresent()) {
return options.fn();
}
if (upstreams == null) {
return options.inverse();
}
for (UpstreamInfo upstreamInfo : upstreams) {
if (upstreamInfo.getRackId().isPresent() && upstreamInfo.getRackId().get().toLowerCase().equals(currentRackId.get().toLowerCase())) {
return options.fn();
}
}
return options.inverse();
}
}