findFromIP static method

Future<CountryResponse?> findFromIP(String ip)

Find country of a specified IP (Both IPv4 & IPv6 addresses supported)

Returns CountryResponse

On Error returns null

Examples:

Using IPv4 address

final countryIpResponse = await CountryIp.findFromIP('9.9.9.9');

print("countryIpResponse : ${countryIpResponse}");
// countryIpResponse : CountryResponse(country: United States, countryCode: US, ip: 9.9.9.9)
print("User's country code : ${countryIpResponse?.countryCode}");
// User's country code : US
print("User's country : ${countryIpResponse?.country}");
// User's country : United States
print("User's ip : ${countryIpResponse?.ip}");
// User's ip : 9.9.9.9

Using IPv6 address

final countryIpResponse = await CountryIp.findFromIP('::ffff:909:909');

print("countryIpResponse : ${countryIpResponse}");
// countryIpResponse : CountryResponse(country: United States, countryCode: US, ip: ::ffff:909:909)
print("User's country code : ${countryIpResponse?.countryCode}");
// User's country code : US
print("User's country : ${countryIpResponse?.country}");
// User's country : United States
print("User's ip : ${countryIpResponse?.ip}");
// User's ip : ::ffff:909:909

Implementation

static Future<CountryResponse?> findFromIP(String ip) async {
  try {
    if (ip.isNotEmpty) {
      final response = await get(Uri.https('api.country.is', ip));

      final Map<String, dynamic> body = jsonDecode(response.body);

      return CountryResponse.fromJson(body);
    } else {
      return null;
    }
  } catch (_) {
    return null;
  }
}