127 lines
4.5 KiB
Java
127 lines
4.5 KiB
Java
package info.nightscout.utils;
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import org.json.JSONObject;
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import java.util.Date;
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import info.nightscout.androidaps.MainApp;
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import info.nightscout.androidaps.data.GlucoseStatus;
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import info.nightscout.androidaps.interfaces.TempBasalsInterface;
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import info.nightscout.androidaps.interfaces.TreatmentsInterface;
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import info.nightscout.androidaps.data.IobTotal;
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import info.nightscout.androidaps.plugins.ConfigBuilder.ConfigBuilderPlugin;
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import info.nightscout.androidaps.plugins.NSClientInternal.data.NSProfile;
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/**
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* Created by mike on 11.10.2016.
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*/
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public class BolusWizard {
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// Inputs
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JSONObject specificProfile = null;
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public Integer carbs = 0;
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Double bg = 0d;
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Double correction;
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Boolean includeBolusIOB = true;
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Boolean includeBasalIOB = true;
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Boolean superBolus = false;
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Boolean trend = false;
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// Intermediate
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public Double sens = 0d;
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public Double ic = 0d;
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public GlucoseStatus glucoseStatus;
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public Double targetBGLow = 0d;
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public Double targetBGHigh = 0d;
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public Double bgDiff = 0d;
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IobTotal bolusIob;
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IobTotal basalIob;
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public Double insulinFromBG = 0d;
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public Double insulinFromCarbs = 0d;
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public Double insulingFromBolusIOB = 0d;
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public Double insulingFromBasalsIOB = 0d;
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public Double insulinFromCorrection = 0d;
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public Double insulinFromSuperBolus = 0d;
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public Double insulinFromCOB = 0d;
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public Double insulinFromTrend = 0d;
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// Result
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public Double calculatedTotalInsulin = 0d;
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public Double carbsEquivalent = 0d;
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public Double doCalc(JSONObject specificProfile, Integer carbs, Double cob, Double bg, Double correction, Boolean includeBolusIOB, Boolean includeBasalIOB, Boolean superBolus, Boolean trend) {
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this.specificProfile = specificProfile;
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this.carbs = carbs;
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this.bg = bg;
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this.correction = correction;
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this.superBolus = superBolus;
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this.trend = trend;
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NSProfile profile = ConfigBuilderPlugin.getActiveProfile().getProfile();
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// Insulin from BG
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sens = profile.getIsf(specificProfile, NSProfile.secondsFromMidnight());
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targetBGLow = profile.getTargetLow(specificProfile, NSProfile.secondsFromMidnight());
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targetBGHigh = profile.getTargetHigh(specificProfile, NSProfile.secondsFromMidnight());
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if (bg <= targetBGLow) {
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bgDiff = bg - targetBGLow;
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} else {
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bgDiff = bg - targetBGHigh;
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}
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insulinFromBG = bg != 0d ? bgDiff / sens : 0d;
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// Insulin from 15 min trend
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glucoseStatus = GlucoseStatus.getGlucoseStatusData();
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if (glucoseStatus != null) {
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insulinFromTrend = (NSProfile.fromMgdlToUnits(glucoseStatus.short_avgdelta, profile.getUnits()) * 3) / sens;
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}
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// Insuling from carbs
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ic = profile.getIc(specificProfile, NSProfile.secondsFromMidnight());
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insulinFromCarbs = carbs / ic;
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insulinFromCOB = -cob / ic;
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// Insulin from IOB
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// IOB calculation
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TreatmentsInterface treatments = ConfigBuilderPlugin.getActiveTreatments();
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treatments.updateTotalIOB();
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IobTotal bolusIob = treatments.getLastCalculation();
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TempBasalsInterface tempBasals = ConfigBuilderPlugin.getActiveTempBasals();
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IobTotal basalIob = new IobTotal(new Date().getTime());
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if (tempBasals != null) {
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tempBasals.updateTotalIOB();
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basalIob = tempBasals.getLastCalculation().round();
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}
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insulingFromBolusIOB = includeBolusIOB ? -bolusIob.iob : 0d;
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insulingFromBasalsIOB = includeBasalIOB ? -basalIob.basaliob : 0d;
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// Insulin from correction
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insulinFromCorrection = correction;
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// Insulin from superbolus for 2h. Get basal rate now and after 1h
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if (superBolus) {
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insulinFromSuperBolus = profile.getBasal(NSProfile.secondsFromMidnight());
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long timeAfter1h = new Date().getTime();
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timeAfter1h += 60L * 60 * 1000;
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insulinFromSuperBolus += profile.getBasal(NSProfile.secondsFromMidnight(new Date(timeAfter1h)));
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}
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// Total
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calculatedTotalInsulin = insulinFromBG + insulinFromTrend + insulinFromCarbs + insulingFromBolusIOB + insulingFromBasalsIOB + insulinFromCorrection + insulinFromSuperBolus + insulinFromCOB;
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if (calculatedTotalInsulin < 0) {
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carbsEquivalent = -calculatedTotalInsulin * ic;
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calculatedTotalInsulin = 0d;
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}
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calculatedTotalInsulin = Round.roundTo(calculatedTotalInsulin, 0.05d);
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return calculatedTotalInsulin;
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}
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}
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