checkEmailExist method
Implementation
Future<CheckEmailExistResponse> checkEmailExist(String email) async {
final url = Uri.parse('${_wepinBaseUrl}user/check-user?email=$email');
final response = await http.get(url, headers: headers);
if (response.statusCode >= 200 && response.statusCode < 300) {
final responseBody = jsonDecode(response.body);
return CheckEmailExistResponse.fromJson(responseBody);
} else {
throw WepinError(WepinErrorCode.apiRequestError, 'code: ${response.statusCode} , body: ${response.body}');
}
}