org.openmrs.module.chartsearch.web.dwr.DWRChartSearchService.java Source code

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Here is the source code for org.openmrs.module.chartsearch.web.dwr.DWRChartSearchService.java

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/**
 * This Source Code Form is subject to the terms of the Mozilla Public License,
 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
 * obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
 * the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
 *
 * Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
 * graphic logo is a trademark of OpenMRS Inc.
 */
package org.openmrs.module.chartsearch.web.dwr;

import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Vector;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openmrs.api.APIException;
import org.openmrs.api.context.Context;
import org.openmrs.module.chartsearch.ChartListItem;
import org.openmrs.module.chartsearch.ObsItem;
import org.openmrs.module.chartsearch.solr.ChartSearchSearcher;
import org.openmrs.util.OpenmrsUtil;
import org.openmrs.web.dwr.ObsListItem;

public class DWRChartSearchService {

    protected static final Log log = LogFactory.getLog(DWRChartSearchService.class);

    private ChartSearchSearcher searcher = getComponent(ChartSearchSearcher.class);

    public Map<String, Object> findObsAndCount(Integer patientId, String phrase, boolean includeRetired,
            List<String> includeClassNames, List<String> excludeClassNames, List<String> includeDatatypeNames,
            List<String> excludeDatatypeNames, Integer start, Integer length, boolean getMatchCount,
            List<String> selectedCategories) throws APIException {
        // Map to return
        Map<String, Object> resultsMap = new HashMap<String, Object>();
        Vector<Object> objectList = new Vector<Object>();

        try {
            long matchCount = 0;
            if (getMatchCount) {
                // get the count of matches
                matchCount += searcher.getDocumentListCount(patientId, phrase);
            }

            // if we have any matches or this isn't the first ajax call when
            // the caller
            // requests for the count
            if (matchCount > 0 || !getMatchCount) {
                objectList.addAll(
                        findBatchOfObs(patientId, phrase, includeRetired, includeClassNames, excludeClassNames,
                                includeDatatypeNames, excludeDatatypeNames, start, length, selectedCategories));
            }

            resultsMap.put("count", matchCount);
            resultsMap.put("objectList", objectList);

        } catch (Exception e) {
            log.error("Error while searching for observations", e);
            objectList.clear();
            objectList
                    .add(Context.getMessageSourceService().getMessage("Obs.search.error") + " - " + e.getMessage());
            resultsMap.put("count", 0);
            resultsMap.put("objectList", objectList);
        }

        return resultsMap;
    }

    public List<Object> findBatchOfObs(Integer patientId, String phrase, boolean includeRetired,
            List<String> includeClassNames, List<String> excludeClassNames, List<String> includeDatatypeNames,
            List<String> excludeDatatypeNames, Integer start, Integer length, List<String> selectedCategories) {
        // List to return
        // Object type gives ability to return error strings
        Vector<Object> objectList = new Vector<Object>();

        Locale defaultLocale = Context.getLocale();

        // get the list of locales to search on
        List<Locale> searchLocales = Context.getAdministrationService().getAllowedLocales(); // getSearchLocales();

        try {
            List<ChartListItem> items = searcher.getDocumentList(patientId, phrase, start, length,
                    selectedCategories);
            objectList.addAll(items);

            if (objectList.size() < 1) {
                objectList.add(Context.getMessageSourceService().getMessage("general.noMatchesFoundInLocale",
                        new Object[] { "<b>" + phrase + "</b>", OpenmrsUtil.join(searchLocales, ", ") },
                        Context.getLocale()));
            } else {
            }
        } catch (Exception e) {
            log.error("Error while finding observations + " + e.getMessage(), e);
            objectList
                    .add(Context.getMessageSourceService().getMessage("Obs.search.error") + " - " + e.getMessage());
        }

        if (objectList.size() == 0)
            objectList.add(Context.getMessageSourceService().getMessage("general.noMatchesFoundInLocale",
                    new Object[] { "<b>" + phrase + "</b>", defaultLocale }, Context.getLocale()));

        return objectList;
    }

    // TODO replace with custom DetailsItem
    public String getDetails(Integer id) {
        ObsListItem obs = new ObsListItem(Context.getObsService().getObs(id), Context.getLocale());

        // TODO create renderer
        String result = "<div class='cs_details_title'>Observation date:</div>" + obs.getObsDate() + "<br/>"
                + "<div class='cs_details_title'>Concept Name:</div>" + obs.getConceptName()
                + "<div class='cs_details_title'>Value:</div>" + obs.getValue()
                + "<div class='cs_details_title'>Location:</div>" + obs.getLocation();
        return result;
    }

    public static ChartListItem getObservationDetails(Integer id) {
        ObsListItem obs = new ObsListItem(Context.getObsService().getObs(id), Context.getLocale());

        // TODO create renderer
        ObsItem item = new ObsItem();
        item.setConceptName(obs.getConceptName());
        item.setLocation(obs.getLocation());
        item.setValue(obs.getValue());
        item.setObsDate(obs.getObsDate());
        item.setObsId(obs.getObsId());

        return item;
    }

    private <T> T getComponent(Class<T> clazz) {
        List<T> list = Context.getRegisteredComponents(clazz);
        if (list == null || list.size() == 0)
            throw new RuntimeException("Cannot find component of " + clazz);
        return list.get(0);
    }
}