cut off carbs after 4h

This commit is contained in:
Milos Kozak 2017-06-24 19:55:49 +02:00
parent 129f813de2
commit ac98852f79
2 changed files with 69 additions and 2 deletions

View file

@ -1,17 +1,42 @@
package info.nightscout.androidaps.plugins.IobCobCalculator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import info.nightscout.androidaps.db.Treatment;
import info.nightscout.utils.SP;
/**
* Created by mike on 25.04.2017.
*/
public class AutosensData {
private static Logger log = LoggerFactory.getLogger(AutosensData.class);
static class CarbsInPast {
long time = 0L;
double carbs = 0d;
double min5minCarbImpact = 0d;
double remaining = 0d;
public CarbsInPast(Treatment t) {
time = t.date;
carbs = t.carbs;
remaining = t.carbs;
min5minCarbImpact = SP.getDouble("openapsama_min_5m_carbimpact", 3.0);
}
}
public long time = 0L;
public String pastSensitivity = "";
public double deviation = 0d;
boolean nonCarbsDeviation = false;
public boolean nonEqualDeviation = false;
List<CarbsInPast> activeCarbsList = new ArrayList<>();
double absorbed = 0d;
public double carbsFromBolus = 0d;
public double cob = 0;
@ -28,4 +53,29 @@ public class AutosensData {
return (int) ((System.currentTimeMillis() - time) / 1000 / 60);
}
// remove carbs older than 4h
public void removeOldCarbs(long toTime) {
for (int i = 0; i < activeCarbsList.size(); i++) {
CarbsInPast c = activeCarbsList.get(i);
if (c.time + 4 * 60 * 60 * 1000L < toTime) {
activeCarbsList.remove(i--);
if (c.remaining > 0)
cob -= c.remaining;
log.debug("Removing carbs at "+ new Date(toTime).toLocaleString() + " + after 4h :" + new Date(c.time).toLocaleString());
}
}
}
public void substractAbosorbedCarbs() {
double ac = absorbed;
for (int i = 0; i < activeCarbsList.size() && ac > 0; i++) {
CarbsInPast c = activeCarbsList.get(i);
if (c.remaining > 0) {
double sub = Math.min(ac, c.remaining);
c.remaining -= sub;
ac -= sub;
}
}
}
}

View file

@ -353,6 +353,10 @@ public class IobCobCalculatorPlugin implements PluginBase {
AutosensData autosensData = new AutosensData();
autosensData.time = bgTime;
if (previous != null)
autosensData.activeCarbsList = new ArrayList<>(previous.activeCarbsList);
else
autosensData.activeCarbsList = new ArrayList<>();
//console.error(bgTime , bucketed_data[i].glucose);
double bg;
@ -373,17 +377,28 @@ public class IobCobCalculatorPlugin implements PluginBase {
List<Treatment> recentTreatments = MainApp.getConfigBuilder().getTreatments5MinBackFromHistory(bgTime);
for (int ir = 0; ir < recentTreatments.size(); ir++) {
autosensData.carbsFromBolus += recentTreatments.get(ir).carbs;
autosensData.activeCarbsList.add(new AutosensData.CarbsInPast(recentTreatments.get(ir)));
}
// if we are absorbing carbs
if (previous != null && previous.cob > 0) {
// calculate sum of min carb impact from all active treatments
double totalMinCarbsImpact = 0d;
for (int ii = 0; ii < autosensData.activeCarbsList.size(); ++ii) {
AutosensData.CarbsInPast c = autosensData.activeCarbsList.get(ii);
totalMinCarbsImpact += c.min5minCarbImpact;
}
// figure out how many carbs that represents
// but always assume at least 3mg/dL/5m (default) absorption
double ci = Math.max(deviation, SP.getDouble("openapsama_min_5m_carbimpact", 3.0));
// but always assume at least 3mg/dL/5m (default) absorption per active treatment
double ci = Math.max(deviation, totalMinCarbsImpact);
autosensData.absorbed = ci * profile.getIc(bgTime) / sens;
// and add that to the running total carbsAbsorbed
autosensData.cob = Math.max(previous.cob - autosensData.absorbed, 0d);
autosensData.substractAbosorbedCarbs();
}
autosensData.removeOldCarbs(bgTime);
autosensData.cob += autosensData.carbsFromBolus;
autosensData.deviation = deviation;
autosensData.bgi = bgi;
@ -481,6 +496,7 @@ public class IobCobCalculatorPlugin implements PluginBase {
return retval;
}
@Nullable
public static AutosensData getAutosensData(long time) {
long now = System.currentTimeMillis();
if (time > now)
@ -499,6 +515,7 @@ public class IobCobCalculatorPlugin implements PluginBase {
}
}
@Nullable
public static AutosensData getLastAutosensData() {
if (autosensDataTable.size() < 1)
return null;