Java tutorial
/** * The contents of this file are subject to the OpenMRS Public License * Version 1.0 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://license.openmrs.org * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * Copyright (C) OpenMRS, LLC. All Rights Reserved. */ package org.openmrs.module.clinicalsummary.rule.reminder.adult.pregnancy; import org.apache.commons.collections.CollectionUtils; import org.apache.commons.lang.time.DateUtils; import org.openmrs.logic.LogicContext; import org.openmrs.logic.result.Result; import org.openmrs.module.clinicalsummary.rule.EvaluableConstants; import org.openmrs.module.clinicalsummary.rule.EvaluableNameConstants; import org.openmrs.module.clinicalsummary.rule.EvaluableRule; import org.openmrs.module.clinicalsummary.rule.encounter.EncounterWithRestrictionRule; import org.openmrs.module.clinicalsummary.rule.encounter.EncounterWithStringRestrictionRule; import org.openmrs.module.clinicalsummary.rule.observation.ObsWithRestrictionRule; import org.openmrs.module.clinicalsummary.rule.observation.ObsWithStringRestrictionRule; import org.openmrs.module.clinicalsummary.rule.reminder.ReminderParameters; import java.util.Arrays; import java.util.Calendar; import java.util.Date; import java.util.Map; /** */ public class SwitchLineViralLoadReminderRule extends EvaluableRule { public static final String TOKEN = "Adult:Switch Line Viral Load Reminder"; @Override protected Result evaluate(LogicContext context, Integer patientId, Map<String, Object> parameters) { Result result = new Result(); EncounterWithRestrictionRule encounterWithRestrictionRule = new EncounterWithStringRestrictionRule(); parameters.put(EvaluableConstants.ENCOUNTER_TYPE, Arrays.asList(EvaluableNameConstants.ENCOUNTER_TYPE_ADULT_INITIAL, EvaluableNameConstants.ENCOUNTER_TYPE_ADULT_RETURN)); parameters.put(EvaluableConstants.ENCOUNTER_FETCH_SIZE, 1); Result encounterResults = encounterWithRestrictionRule.eval(context, patientId, parameters); if (CollectionUtils.isNotEmpty(encounterResults)) { Result encounterResult = encounterResults.latest(); Calendar calendar = Calendar.getInstance(); calendar.setTime(encounterResult.getResultDate()); calendar.add(Calendar.MONTH, 12); Date twelveMonthsLater = calendar.getTime(); ObsWithRestrictionRule obsWithRestrictionRule = new ObsWithStringRestrictionRule(); parameters.put(EvaluableConstants.OBS_CONCEPT, Arrays.asList("HIV VIRAL LOAD, QUANTITATIVE")); parameters.put(EvaluableConstants.OBS_FETCH_SIZE, 2); Result viralLoadResults = obsWithRestrictionRule.eval(context, patientId, parameters); parameters.put(EvaluableConstants.OBS_CONCEPT, Arrays.asList("CURRENT HIV ANTIRETROVIRAL DRUG USE TREATMENT CATEGORY", "HIV ANTIRETROVIRAL DRUG PLAN TREATMENT CATEGORY")); parameters.put(EvaluableConstants.OBS_VALUE_CODED, Arrays.asList("FIRST LINE HIV ANTIRETROVIRAL DRUG TREATMENT")); Result treatmentCategoryResults = obsWithRestrictionRule.eval(context, patientId, parameters); if (CollectionUtils.isNotEmpty(treatmentCategoryResults) && CollectionUtils.isNotEmpty(viralLoadResults) && CollectionUtils.size(viralLoadResults) == 2) { Result latestViralLoadResult = viralLoadResults.get(0); Result beforeLatestViralLoadResult = viralLoadResults.get(1); calendar.setTime(latestViralLoadResult.getResultDate()); calendar.add(Calendar.MONTH, -3); Date threeMonthsAgo = calendar.getTime(); if ((beforeLatestViralLoadResult.getResultDate().after(threeMonthsAgo) || DateUtils.isSameDay(beforeLatestViralLoadResult.getResultDate(), threeMonthsAgo)) && latestViralLoadResult.toNumber() > 1000 && beforeLatestViralLoadResult.toNumber() > 1000) { parameters.put(EvaluableConstants.OBS_CONCEPT, Arrays.asList("ANTIRETROVIRAL PLAN")); parameters.put(EvaluableConstants.OBS_VALUE_CODED, Arrays.asList("START DRUGS", "DRUG RESTART")); Result antiretroviralPlanResults = obsWithRestrictionRule.eval(context, patientId, parameters); if (CollectionUtils.isNotEmpty(antiretroviralPlanResults) && (antiretroviralPlanResults.latest().getResultDate().after(twelveMonthsLater) || DateUtils.isSameDay(antiretroviralPlanResults.latest().getResultDate(), twelveMonthsLater))) { result.add(new Result( String.valueOf(parameters.get(ReminderParameters.DISPLAYED_REMINDER_TEXT)))); return result; } parameters.put(EvaluableConstants.OBS_CONCEPT, Arrays.asList("REASON ANTIRETROVIRALS STARTED")); parameters.put(EvaluableConstants.OBS_VALUE_CODED, Arrays.asList("POST EXPOSURE PROPHYLAXIS", "TREATMENT", "TOTAL MATERNAL TO CHILD TRANSMISSION PROPHYLAXIS", "CLINICAL DISEASE", "PREVENTION OF MOTHER-TO-CHILD TRANSMISSION OF HIV", "UNKNOWN", "ADULT WHO STAGE 3 WITH CD4 COUNT LESS THAN 350", "WHO STAGE 3 ADULT", "WHO STAGE 4 ADULT", "CD4 COUNT LESS THAN 350", "DISCORDANT COUPLE", "IMMUNOLOGIC FAILURE", "VIROLOGIC FAILURE", "CD4 COUNT LESS THAN 500")); Result reasonStartedResults = obsWithRestrictionRule.eval(context, patientId, parameters); if (CollectionUtils.isNotEmpty(reasonStartedResults)) { Result reasonStartedResult = reasonStartedResults.latest(); if (reasonStartedResult.getResultDate().after(twelveMonthsLater) || DateUtils.isSameDay(reasonStartedResult.getResultDate(), twelveMonthsLater)) { result.add(new Result( String.valueOf(parameters.get(ReminderParameters.DISPLAYED_REMINDER_TEXT)))); return result; } } } } } return result; } /** * @see org.openmrs.logic.Rule#getDependencies() */ @Override public String[] getDependencies() { return new String[] { ObsWithStringRestrictionRule.TOKEN }; } /** * Get the token name of the rule that can be used to reference the rule from LogicService * * @return the token name */ @Override protected String getEvaluableToken() { return TOKEN; } }