getJson static method

Future<Map<String, dynamic>?> getJson(
  1. String key
)

Implementation

static Future<Map<String, dynamic>?> getJson(String key) async {
  try {
    final File file = File("${_bigFilesDirectory.path}/$key.dat");
    if (file.existsSync()) {
      final String jsonString = await file.readAsString();
      return jsonDecode(jsonString) as Map<String, dynamic>;
    }
    return null;
  } catch (e) {
    return null;
  }
}