/**
* Encodes a list of queue items into JSON text
*
* @param items
* @return
*/
public static StringBuffer encode(List items) {
StringBuffer json = new StringBuffer();
Iterator itr = items.iterator();
Calendar current = Calendar.getInstance();
current.get(Calendar.DATE);
if (items.size() <= 0) json.append("{}");
else {
while (itr.hasNext()) {
QueueItem it = (QueueItem) itr.next();
PersonName name = it.patient.getPersonName();
json.append("{");
json.append("\"status\":\"").append(it.status).append("\",");
json.append("\"patientIdentifier\":\"")
.append(it.patient.getPatientIdentifier())
.append("\",");
json.append("\"Procedure\":\"").append(it.getProcedureTitle()).append("\",");
json.append("\"age\":\"").append(it.patient.getAge(null)).append("\",");
json.append("\"sex\":\"").append(it.patient.getGender()).append("\",");
json.append("\"dateCreated\":\"").append(it.dateCreated).append("\",");
json.append("\"name\":{");
boolean hasContent = addOptionalElement(json, "prefix", name.getPrefix());
hasContent |= addOptionalElement(json, "givenName", name.getGivenName());
hasContent |= addOptionalElement(json, "familyName", name.getFamilyName());
if (hasContent)
json.deleteCharAt(json.length() - 1); // delete last comma if at least something was added
json.append("}");
json.append(",\"patientId\":\"").append(it.patient.getPatientId()).append("\",");
json.append("\"encounterId\":\"").append(it.encounter.getEncounterId()).append("\"");
json.append("},");
}
json.deleteCharAt(json.length() - 1);
}
return json;
}
public QueueItem saveQueueItem(QueueItem queueItem) {
log.debug("saveQueueItem(). Entering");
boolean isNew = false;
Date newDate = queueItem.getEncounter().getEncounterDatetime();
log.debug("Encounter date: " + newDate);
Date originalDate = null;
if (queueItem.getQueueItemId() == null) {
isNew = true;
log.debug("Got a new queue item");
}
// Not new we update some of the Encounter info
if (!isNew) {
log.info("Updating previously queued encounter!");
Encounter encounter = queueItem.getEncounter();
Patient p = encounter.getPatient();
originalDate = encounter.getEncounterDatetime();
if (OpenmrsUtil.compare(originalDate, newDate) != 0) {
// if the obs datetime is the same as the
// original encounter datetime, fix it
if (OpenmrsUtil.compare(queueItem.getDateCreated(), originalDate) == 0) {
encounter.setEncounterDatetime(newDate);
}
}
// if the Person in the encounter doesn't match the Patient in the ,
// fix it
if (!encounter.getPatient().getPersonId().equals(p.getPatientId())) {
encounter.setPatient(p);
}
for (Obs obs : encounter.getAllObs(true)) {
// if the date was changed
if (OpenmrsUtil.compare(originalDate, newDate) != 0) {
// if the obs datetime is the same as the
// original encounter datetime, fix it
if (OpenmrsUtil.compare(obs.getObsDatetime(), originalDate) == 0) {
obs.setObsDatetime(newDate);
}
}
// if the Person in the obs doesn't match the Patient in the
// encounter, fix it
if (!obs.getPerson().getPersonId().equals(p.getPatientId())) {
obs.setPerson(p);
}
}
}
log.debug("Saving queu item.");
dao.saveQueueItem(queueItem);
return queueItem;
}