136 lines
5.3 KiB
Java
136 lines
5.3 KiB
Java
package info.nightscout.utils;
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import info.nightscout.androidaps.data.GlucoseStatus;
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import info.nightscout.androidaps.data.IobTotal;
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import info.nightscout.androidaps.data.Profile;
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import info.nightscout.androidaps.db.TempTarget;
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import info.nightscout.androidaps.interfaces.TreatmentsInterface;
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import info.nightscout.androidaps.plugins.ConfigBuilder.ConfigBuilderPlugin;
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import info.nightscout.androidaps.plugins.Treatments.TreatmentsPlugin;
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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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private Profile specificProfile = null;
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private TempTarget tempTarget;
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public Integer carbs = 0;
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private Double bg = 0d;
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private Double correction;
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private Boolean includeBolusIOB = true;
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private Boolean includeBasalIOB = true;
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public Boolean superBolus = false;
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private 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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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 totalBeforePercentageAdjustment = 0d;
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public Double carbsEquivalent = 0d;
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public Double doCalc(Profile specificProfile, TempTarget tempTarget, Integer carbs, Double cob, Double bg, Double correction, Boolean includeBolusIOB, Boolean includeBasalIOB, Boolean superBolus, Boolean trend) {
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return doCalc(specificProfile, tempTarget, carbs, cob, bg, correction, 100d, includeBolusIOB, includeBasalIOB, superBolus, trend);
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}
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public Double doCalc(Profile specificProfile, TempTarget tempTarget, Integer carbs, Double cob, Double bg, Double correction, double percentageCorrection, Boolean includeBolusIOB, Boolean includeBasalIOB, Boolean superBolus, Boolean trend) {
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this.specificProfile = specificProfile;
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this.tempTarget = tempTarget;
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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.includeBolusIOB = includeBolusIOB;
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this.includeBasalIOB = includeBasalIOB;
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this.superBolus = superBolus;
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this.trend = trend;
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// Insulin from BG
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sens = specificProfile.getIsf();
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targetBGLow = specificProfile.getTargetLow();
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targetBGHigh = specificProfile.getTargetHigh();
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if (tempTarget != null) {
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targetBGLow = Profile.fromMgdlToUnits(tempTarget.low, specificProfile.getUnits());
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targetBGHigh = Profile.fromMgdlToUnits(tempTarget.high, specificProfile.getUnits());
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}
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if (bg >= targetBGLow && bg <= targetBGHigh) {
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bgDiff = 0d;
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} else 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 && trend) {
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insulinFromTrend = (Profile.fromMgdlToUnits(glucoseStatus.short_avgdelta, specificProfile.getUnits()) * 3) / sens;
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}
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// Insuling from carbs
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ic = specificProfile.getIc();
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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 = TreatmentsPlugin.getPlugin();
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treatments.updateTotalIOBTreatments();
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IobTotal bolusIob = treatments.getLastCalculationTreatments().round();
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treatments.updateTotalIOBTempBasals();
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IobTotal basalIob = treatments.getLastCalculationTempBasals().round();
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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 = specificProfile.getBasal();
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long timeAfter1h = System.currentTimeMillis();
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timeAfter1h += 60L * 60 * 1000;
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insulinFromSuperBolus += specificProfile.getBasal(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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// Percentage adjustment
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totalBeforePercentageAdjustment = calculatedTotalInsulin;
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if (calculatedTotalInsulin > 0) {
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calculatedTotalInsulin = calculatedTotalInsulin * percentageCorrection / 100d;
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}
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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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double bolusStep = ConfigBuilderPlugin.getActivePump().getPumpDescription().bolusStep;
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calculatedTotalInsulin = Round.roundTo(calculatedTotalInsulin, bolusStep);
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return calculatedTotalInsulin;
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}
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}
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