parse the response to get the value

https://api.github.com/ammaratef45/hydroponics-garden/blob/0e5db9a0f6345f477e14392d9e1f93c20cb04f1f/lib/apis/api.dart#L38

```dart

throw Exception('Failed to set brightness');
}
}

Future isPumpOn() async {
final response = await http.get(Uri.parse('$baseUrl/pump/stats'));
if (response.statusCode == 200) {
// TODO parse the response to get the value
return true;
} else {
throw Exception('Failed to load pump status');
}
}

Future pumpOnOff(bool on) async {
final response = await http.post(
Uri.parse('$baseUrl/pump/${on ? 'on' : 'off'}'),
headers: {
'Content-Type': 'application/json; charset=UTF-8',
},
);
if (response.statusCode == 200) {
log.d('Successfully adjusted pump');
} else {
throw Exception('Failed to adjust pump');
}
}
}

```