parseLatLng method

Implementation

Future<Map<String, String>> parseLatLng(String responseBody, String color, int width) async {
  // print('this is lat lng 1');
  final responseData = jsonDecode(responseBody);

  final p = responseData['p'];

  String distance = '';
  String time = '';

  if (p is List && p.isNotEmpty) {
    final firstItem = p[0];

    if (firstItem is Map) {
      // ✅ Extract distance and time from inside p[0]
      if (firstItem.containsKey('d')) {
        distance = firstItem['d'].toString();
      }
      if (firstItem.containsKey('t')) {
        time = firstItem['t'].toString();
      }

      if (firstItem['p'] is List) {
        final List innerRoute = firstItem['p'];
        final List<String> latLngArray = [];

        for (var coord in innerRoute) {
          if (coord is List && coord.length == 2) {
            final lng = coord[0];
            final lat = coord[1];

            if (lng is num && lat is num) {
              latLngArray.add('$lng;$lat');
            }
          }
        }

        // print('this is lat lng 2');
        // print(latLngArray);

        _channel.invokeMethod('addPolyLines', {
          'polylineData': latLngArray,
          'color': color,
          'width': width,
        });
      }
    }
  }

  return {
    'distance': distance,
    'time': time,
  };
}