saveToFile static method
Implementation
static Future<void> saveToFile(
Map<String, dynamic> jsonObject,
String dirPath,
String fileName,
) async {
final directory = Directory(dirPath);
if (!await directory.exists()) {
await directory.create(recursive: true);
}
final filePath = '${directory.path}${Platform.pathSeparator}$fileName';
final file = File(filePath);
final jsonString = const JsonEncoder.withIndent(' ').convert(jsonObject);
await file.writeAsString(jsonString);
}