public boolean deleteAllocation(int assetClassId) {
ExceptionHandler handler = new ExceptionHandler(getContext(), this);
AssetClassRepository repo = new AssetClassRepository(getContext());
// todo: use transaction? (see bulkUpdate)
// Delete all child elements.
List<Integer> childIds = getAllChildrenIds(assetClassId);
repo.deleteAll(childIds);
// delete any stock links
AssetClassStockRepository stockRepo = new AssetClassStockRepository(getContext());
boolean linksDeleted = stockRepo.deleteAllForAssetClass(assetClassId);
if (!linksDeleted) {
handler.showMessage("Error deleting stock links.");
return false;
}
// delete allocation record
boolean assetClassDeleted = repo.delete(assetClassId);
if (!assetClassDeleted) {
handler.showMessage("Error deleting asset class.");
return false;
}
return true;
}
public boolean assignStockToAssetClass(String stockSymbol, Integer assetClassId) {
AssetClassStock link = AssetClassStock.create(assetClassId, stockSymbol);
AssetClassStockRepository repo = new AssetClassStockRepository(context);
boolean success = repo.insert(link);
if (!success) {
ExceptionHandler handler = new ExceptionHandler(context, this);
handler.showMessage(context.getString(R.string.error));
}
return success;
}
private void loadStocks(AssetClass assetClass) {
if (assetClass.getChildren().size() > 0) {
// Group. Load values for child elements.
for (AssetClass child : assetClass.getChildren()) {
loadStocks(child);
}
} else {
// No child elements. This is the actual allocation. Load value from linked stocks.
assetClass.setType(ItemType.Allocation);
// load stock links
AssetClassStockRepository linkRepo = new AssetClassStockRepository(this.context);
List<AssetClassStock> links = linkRepo.loadForClass(assetClass.getId());
assetClass.setStockLinks(links);
if (assetClass.getStockLinks().size() == 0) return;
// String[] symbols = Queryable.from(assetClass.getStockLinks())
// .map(new Converter<AssetClassStock, String>() {
// @Override
// public String convert(AssetClassStock element) {
// return element.getStockSymbol();
// }
// }).toArray();
int size = assetClass.getStockLinks().size();
String[] symbols = new String[size];
for (int i = 0; i < size; i++) {
AssetClassStock link = assetClass.getStockLinks().get(i);
symbols[i] = link.getStockSymbol();
}
StockRepository stockRepo = new StockRepository(getContext());
List<Stock> stocks = stockRepo.loadForSymbols(symbols);
assetClass.setStocks(stocks);
}
}
