Data-old/src/main/java/de/ph87/data/electricity/photovoltaic/PhotovoltaicReceiver.java

50 lines
1.8 KiB
Java

package de.ph87.data.electricity.photovoltaic;
import de.ph87.data.mqtt.MqttEvent;
import de.ph87.data.series.consumption.ConsumptionEvent;
import lombok.NonNull;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Service;
import java.time.ZonedDateTime;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static de.ph87.data.common.DateTimeHelpers.ZDT;
import static de.ph87.data.electricity.ElectricityHelpers.energyToKWh;
@Slf4j
@Service
@RequiredArgsConstructor
public class PhotovoltaicReceiver {
public static final String PHOTOVOLTAIC_ENERGY_SERIES_NAME = "photovoltaic.energyKWh";
private static final Pattern REGEX = Pattern.compile("^(?<serial>\\S+) (?<epochSeconds>\\d+) (?<power>\\d+(:?\\.\\d+)?)(?<powerUnit>\\S+) (?<energy>\\d+(:?\\.\\d+)?)(?<energyUnit>\\S+)$");
private final ApplicationEventPublisher applicationEventPublisher;
@EventListener(MqttEvent.class)
public void onEvent(@NonNull final MqttEvent event) {
if (!event.topic.equals("OpenDtuFetcher/total")) {
return;
}
final Matcher matcher = REGEX.matcher(event.payload);
if (!matcher.find()) {
log.error("Failed to match OpenDtuFetcher payload: {}", event.payloadLoggable);
return;
}
final String serial = matcher.group("serial");
final ZonedDateTime date = ZDT(Long.parseLong(matcher.group("epochSeconds")));
final double energy = Double.parseDouble(matcher.group("energy"));
final String energyUnit = matcher.group("energyUnit");
final double energyKWh = energyToKWh(energy, energyUnit);
applicationEventPublisher.publishEvent(new ConsumptionEvent(PHOTOVOLTAIC_ENERGY_SERIES_NAME, serial, date, energyKWh));
}
}