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;
}
/**
* Move the asset class up in the sort order. Increase sort order for this item. Finds the next in
* order and decrease it's sort order.
*/
public void moveClassUp(int id) {
// todo: this is incomplete. Need to set the default value on creation and handle
// deletions. Also pay attention if the order will be ascending or descending and adjust.
// List<AssetClass> bulk = new ArrayList();
AssetClass up = repository.load(id);
Integer currentPosition = up.getSortOrder();
if (currentPosition == null) currentPosition = 0;
int upPosition = currentPosition + 1;
up.setSortOrder(upPosition);
// bulk.add(up);
// WhereStatementGenerator where = new WhereStatementGenerator();
// String filter = where.getStatement(AssetClass.SORTORDER, "=", upPosition);
// AssetClass down = repository.first(filter);
// if (down != null) {
// down.setSortOrder(currentPosition);
// bulk.add(down);
// }
//
// // save in transaction
// repository.bulkUpdate(bulk);
// for now, just increase the sort order on the selected item
repository.update(up);
}
public void moveClassDown(int id) {
AssetClass assetClass = repository.load(id);
Integer currentPosition = assetClass.getSortOrder();
if (currentPosition == null) currentPosition = 0;
int nextPosition = currentPosition - 1;
if (nextPosition < 0) return;
assetClass.setSortOrder(nextPosition);
repository.update(assetClass);
}
public List<Integer> getAllChildrenIds(int assetClassId) {
List<Integer> ids = new ArrayList<>();
AssetClassRepository repo = new AssetClassRepository(getContext());
List<Integer> childIds = repo.loadAllChildrenIds(assetClassId);
ids.addAll(childIds);
// iterate recursively and get all children's children ids.
for (int childId : childIds) {
ids.addAll(getAllChildrenIds(childId));
}
return ids;
}
/**
* Loads asset class name, given the id.
*
* @param id Id of the asset class.
* @return String name of the asset class.
*/
public String loadName(int id) {
if (id == Constants.NOT_SET) return "";
AssetClassRepository repo = new AssetClassRepository(this.context);
Cursor c =
repo.openCursor(
new String[] {AssetClass.NAME},
AssetClass.ID + "=?",
new String[] {Integer.toString(id)});
if (c == null) return null;
c.moveToNext();
AssetClass ac = AssetClass.from(c);
c.close();
return ac.getName();
}
private Cursor loadData() {
Cursor c = repository.openCursor(null, null, null, AssetClass.PARENTID);
return c;
}
