source: PerfectFit/Dialog/src/main/java/tudelft/mentalhealth/perfectfit/updatefuncs/Time.java

package tudelft.mentalhealth.perfectfit.updatefuncs;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;

import tudelft.dialogmanager.parameters.DoubleValue;
import tudelft.dialogmanager.parameters.Parameters;
import tudelft.dialogmanager.updatefunctions.UpdateFunction;

/**
 * Function to get current time in seconds (since 1970).
 *
 */
public class Time implements UpdateFunction {
        private String timefieldname;

        /**
         * @param timefieldname the name of the time field to be set.
         */
        @JsonCreator
        public Time(@JsonProperty("timefieldname") String timefieldname)
                        throws IOException {
                this.timefieldname = timefieldname;
        }

        @Override
        public Parameters call(Parameters parameters) {
                return parameters.with(timefieldname,
                                new DoubleValue(System.currentTimeMillis() / 1000d));
        }

        @Override
        public List<String> getAssignedParameters() {
                return Arrays.asList(timefieldname);
        }

}