public class TagsAccumulator {

    private EvictingQueue<Map<String, Double>> detectionTags;

    private Map<String, Double> calibrationTags;

    private TagsToCalibrateManager tagsToCalibrateManager;

    private ConfigData configData;

    public TagsAccumulator(TagsToCalibrateManager tagsToCalibrateManager, ConfigData configData) {
        this.tagsToCalibrateManager = tagsToCalibrateManager;
        this.detectionTags = EvictingQueue.create(3); // todo must be configurable
        this.configData = configData;
    }

    public void accumulateTags(Map<String, Double> tags, boolean isCalibration) {
        if (isCalibration) {
            calibrationTags = new HashMap<>(tags);
        } else {
            detectionTags.add(tags);
        }

        ICalibrationStrategy calibrationStrategy = SourceFactory.getCalibrationStrategy(configData, calibrationTags, detectionTags);
        tagsToCalibrateManager.addTags(calibrationStrategy.getTagsToCalibrate());

    }
}