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package cgeo.geocaching;
import org.apache.commons.lang3.StringUtils;
public class PersonalNote {
private static final String MERGED_PREFIX = "merged:\n";
private static final String SEPARATOR = "--\n";
private String cgeoNote;
private String providerNote;
private boolean isOffline;
private PersonalNote() {
// Empty default constructor
}
public PersonalNote(final Geocache cache) {
final String personalNote = cache.getPersonalNote();
if (!StringUtils.startsWith(personalNote, MERGED_PREFIX)) {
this.providerNote = personalNote;
return;
}
final String[] notes = StringUtils.splitByWholeSeparator(personalNote, SEPARATOR);
if (notes.length > 0) {
notes[0] = StringUtils.removeStart(notes[0], MERGED_PREFIX);
notes[0] = StringUtils.removeEnd(notes[0], "\n");
}
if (notes.length > 1) {
this.cgeoNote = notes[0];
this.providerNote = notes[1];
} else {
this.providerNote = notes[0];
}
this.isOffline = cache.isOffline();
}
public final PersonalNote mergeWith(final PersonalNote other) {
if (StringUtils.isEmpty(cgeoNote) && StringUtils.isEmpty(other.cgeoNote)) {
return mergeOnlyProviderNotes(other);
}
final PersonalNote result = new PersonalNote();
if (cgeoNote != null && other.cgeoNote != null) {
if (other.isOffline) {
result.cgeoNote = other.cgeoNote;
} else {
result.cgeoNote = cgeoNote;
}
}
if (other.cgeoNote != null) {
result.cgeoNote = other.cgeoNote;
} else {
result.cgeoNote = cgeoNote;
}
if (providerNote != null && other.providerNote != null) {
if (isOffline) {
result.providerNote = providerNote;
} else {
result.providerNote = other.providerNote;
}
}
if (providerNote != null) {
result.providerNote = providerNote;
} else {
result.providerNote = other.providerNote;
}
return result;
}
/**
* Merge different provider notes from c:geo and provider.
*
* @param other
* The note to merge
* @return PersonalNote The merged note
*/
private PersonalNote mergeOnlyProviderNotes(final PersonalNote other) {
final PersonalNote result = new PersonalNote();
if (StringUtils.isNotEmpty(other.providerNote) && StringUtils.isNotEmpty(providerNote)) {
if (providerNote.equals(other.providerNote)) {
result.providerNote = providerNote;
return result;
}
if (other.isOffline) {
result.cgeoNote = other.providerNote;
result.providerNote = providerNote;
} else {
result.cgeoNote = providerNote;
result.providerNote = other.providerNote;
}
}
return result;
}
@Override
public final String toString() {
final StringBuffer buffer = new StringBuffer();
if (cgeoNote != null) {
buffer.append(MERGED_PREFIX).append(cgeoNote).append("\n").append(SEPARATOR);
}
buffer.append(providerNote);
return buffer.toString();
}
public final String getCgeoNote() {
return cgeoNote;
}
public final String getProviderNote() {
return providerNote;
}
}
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