updateAvailability method
Implementation
void updateAvailability(AvailabilityState state) {
_availabilityStreamController.add(state);
try {
onAvailabilityChange?.call(state);
} catch (_) {}
}
void updateAvailability(AvailabilityState state) {
_availabilityStreamController.add(state);
try {
onAvailabilityChange?.call(state);
} catch (_) {}
}