@WorkerThread
public void getSpecificSection(
Context context, int sectionPos, OnSectionDetailReadyListener listener) {
SectionModel section = mTopSections.get(sectionPos);
String sectionName = section.getName();
if (CommonUtil.isEmpty(mDetailSections) || !mDetailSections.containsKey(sectionName)) {
if (CommonUtil.checkInternetConnection(context)) {
// try downloading data from web
RawViaplayModel detail = null;
try {
detail = getSectionFromWeb(section.getUrl());
populateSectionDetailCache(section, detail);
returnSectionDetailToListener(sectionName, listener);
DatabaseManager.getInstance()
.saveDataToDb(SectionDetailModel.generateFrom(detail, section));
} catch (IOException e) {
Log.e(TAG, "Error while downloading section");
}
} else {
// try retrieving data from db
SectionDetailModel detail = DatabaseManager.getInstance().getSectionDetailFromDb(section);
populateSectionDetailCache(section, detail);
returnSectionDetailToListener(sectionName, listener);
}
} else {
Log.d(TAG, "Retrieving data from cache");
returnSectionDetailToListener(sectionName, listener);
}
}
private void populateSectionDetailCache(SectionModel section, SectionDetailModel detail) {
if (detail != null) mDetailSections.put(section.getName(), detail);
}
private void populateSectionDetailCache(SectionModel section, RawViaplayModel rawModel) {
mDetailSections.put(section.getName(), SectionDetailModel.generateFrom(rawModel, section));
}
private void populateTopSectionsCache(RawViaplayModel rawModel) {
for (RawViaplaySectionModel rawSection : rawModel.getSections())
mTopSections.add(SectionModel.generateFrom(rawSection));
}