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package org.onap.nbi.apis.serviceorder;
import org.onap.nbi.OnapComponentsUrlPaths;
import org.onap.nbi.apis.serviceorder.model.consumer.CreateServiceInstanceResponse;
import org.onap.nbi.apis.serviceorder.model.consumer.GetRequestStatusResponse;
import org.onap.nbi.apis.serviceorder.model.consumer.RequestDetails;
import org.onap.nbi.exceptions.BackendFunctionalException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;
@Service
public class SoClient {
public static final String RESPONSE_STATUS = "response status : ";
public static final String RESPONSE_BODY = "response body : ";
public static final String RETURNS = " returns ";
public static final String ERROR_ON_CALLING = "error on calling ";
@Autowired
private RestTemplate restTemplate;
@Value("${so.host}")
private String soHostname;
@Value("${so.api.id}")
private String soApiId;
@Value("${so.header.authorization}")
private String soHeaderAuthorization;
private static final String HEADER_AUTHORIZATION = "Authorization";
private static final String X_FROM_APP_ID = "X-FromAppId";
private static final Logger LOGGER = LoggerFactory.getLogger(SoClient.class);
public ResponseEntity<CreateServiceInstanceResponse> callCreateServiceInstance(RequestDetails requestDetails) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Calling SO CreateServiceInstance with requestDetails : " + requestDetails.toString());
}
String url = soHostname + OnapComponentsUrlPaths.MSO_CREATE_SERVICE_INSTANCE_PATH;
HttpEntity<RequestDetails> requestDetailEntity = new HttpEntity<>(requestDetails, buildRequestHeader());
try {
ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.POST,
new HttpEntity<>(requestDetailEntity, buildRequestHeader()), CreateServiceInstanceResponse.class);
logResponsePost(url, response);
return response;
} catch (BackendFunctionalException e) {
LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
return null;
}
}
public ResponseEntity<CreateServiceInstanceResponse> callDeleteServiceInstance(RequestDetails requestDetails,
String serviceId) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Calling SO DeleteServiceInstance with requestDetails : " + requestDetails.toString());
}
String url = soHostname + OnapComponentsUrlPaths.MSO_DELETE_REQUEST_STATUS_PATH + serviceId;
HttpEntity<RequestDetails> requestDetailEntity = new HttpEntity<>(requestDetails, buildRequestHeader());
try {
ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.DELETE,
new HttpEntity<>(requestDetailEntity, buildRequestHeader()), CreateServiceInstanceResponse.class);
logResponsePost(url, response);
return response;
} catch (BackendFunctionalException e) {
LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
return null;
}
}
private void logResponsePost(String url, ResponseEntity<CreateServiceInstanceResponse> response) {
LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
if (!response.getStatusCode().equals(HttpStatus.CREATED)) {
LOGGER.warn("HTTP call SO on " + url + RETURNS + response.getStatusCodeValue() + ", "
+ response.getBody().toString());
}
}
public GetRequestStatusResponse callGetRequestStatus(String requestId) {
String url = soHostname + OnapComponentsUrlPaths.MSO_GET_REQUEST_STATUS_PATH + requestId;
try {
ResponseEntity<GetRequestStatusResponse> response = restTemplate.exchange(url, HttpMethod.GET,
new HttpEntity<>(buildRequestHeader()), GetRequestStatusResponse.class);
logResponseGet(url, response);
return response.getBody();
} catch (BackendFunctionalException e) {
LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
return null;
}
}
private void logResponseGet(String url, ResponseEntity<GetRequestStatusResponse> response) {
LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
if (!response.getStatusCode().equals(HttpStatus.OK)) {
LOGGER.warn("HTTP call on " + url + RETURNS + response.getStatusCodeValue() + ", "
+ response.getBody().toString());
}
}
private HttpHeaders buildRequestHeader() {
HttpHeaders httpHeaders = new HttpHeaders();
httpHeaders.add(HEADER_AUTHORIZATION, soHeaderAuthorization);
httpHeaders.add(X_FROM_APP_ID, soApiId);
httpHeaders.add("Accept", "application/json");
httpHeaders.add("Content-Type", "application/json");
return httpHeaders;
}
}
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