getInt method
Implementation
Future<int?> getInt(String key) async {
debugPrint('PATH : ${path}/${key}');
try {
DataSnapshot snapshot = await _database.child(path).child(key).get();
if (snapshot.value != null) {
return int.tryParse('${snapshot.value}');
} else {
return null; // Return null if the key doesn't exist or has no value
}
} catch (e) {
print('Error fetching data: $e');
return null; // Return null in case of any error
}
}