WithingsWeightFieldHandler.java

package org.fluxtream.connectors.withings;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.fluxtream.core.domain.AbstractFacet;
import org.fluxtream.core.domain.ApiKey;
import org.fluxtream.core.domain.ChannelMapping;
import org.fluxtream.core.services.impl.BodyTrackHelper;
import org.fluxtream.core.services.impl.FieldHandler;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component("withingsWeight")
public class WithingsWeightFieldHandler implements FieldHandler {

    @Autowired
    BodyTrackHelper bodyTrackHelper;

    @Override
    public List<BodyTrackHelper.BodyTrackUploadResult> handleField (final ApiKey apiKey, AbstractFacet facet) {
        WithingsBodyScaleMeasureFacet measureFacet = (WithingsBodyScaleMeasureFacet) facet;
        if (measureFacet.weight == 0)
            return Arrays.asList();

        List<List<Object>> data = new ArrayList<List<Object>>();
        List<Object> record = new ArrayList<Object>();
        // Creating the array [time, bedTime_in_hours] to insert in datastore
        record.add(((double)facet.start)/1000.0);
        record.add(measureFacet.weight);
        data.add(record);

        // TODO: check the status code in the BodyTrackUploadResult
        return Arrays.asList(bodyTrackHelper.uploadToBodyTrack(apiKey , "Withings", Arrays.asList("weight"), data));
    }

    public void addToDeclaredChannelMappings(final ApiKey apiKey, final List<ChannelMapping> channelMappings) {
        ChannelMapping.addToDeclaredMappings(apiKey, 1, apiKey.getConnector().getDeviceNickname(), "weight", channelMappings);
    }

}