authenticate method
Implementation
Future<String> authenticate(
String partnerId, String partnerSecret, String customerCode, String category) async {
try {
Map<String, String> requestData = {
"partner_uuid": partnerId,
"partner_secret": partnerSecret,
"customer_code": customerCode
};
if (category.isNotEmpty) {
requestData["category"] = category;
}
Response res = await _api!.post(
'/access_token',
data: requestData,
);
_token = res.data['access_token'];
return _token!;
} on DioError catch (e) {
throw e;
}
}