feature for payment gateway response handler <ManeyMR>.

src/main/java/com/tarento/upsmf/userManagement/controller/UserController.java

@@ -71,12 +71,8 @@ public class UserController {
         return userHandler.login(body);
     }
 
-    @GetMapping(value = "/payment")
-    public ResponseEntity<?> paymentRedirect(Payment payment){
-            //Print params here
-        HttpHeaders headers = new HttpHeaders();
-        String redirectUrl = paymentService.makePayment(payment);
-        headers.setLocation(URI.create(redirectUrl));
-        return new ResponseEntity<String>(null,headers,HttpStatus.PERMANENT_REDIRECT);
+    @PostMapping(value = "/payment")
+    public String paymentRedirect(Payment payment) throws URISyntaxException, IOException {
+        return userHandler.paymentRedirect(payment);
     }
 }

src/main/java/com/tarento/upsmf/userManagement/handler/UserHandler.java

@@ -2,6 +2,7 @@ package com.tarento.upsmf.userManagement.handler;
 
 import com.fasterxml.jackson.databind.JsonNode;
 import com.tarento.upsmf.userManagement.model.KeyCloakUserDTO;
+import com.tarento.upsmf.userManagement.model.Payment;
 import com.tarento.upsmf.userManagement.services.UserService;
 import com.tarento.upsmf.userManagement.utility.*;
 import org.slf4j.Logger;
@@ -120,4 +121,9 @@ public class UserHandler {
     private String getorDefault(final JsonNode request, final String key, final String defaultValue){
         return request.get(key) != null ? request.get(key).asText() : defaultValue;
     }
+
+    public String paymentRedirect(Payment payment) throws URISyntaxException, IOException {
+        logger.info("payload from paymentRedirect {}",payment);
+        return userService.paymentRedirect(payment);
+    }
 }

src/main/java/com/tarento/upsmf/userManagement/services/PaymentService.java

 package com.tarento.upsmf.userManagement.services;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
 import com.tarento.upsmf.userManagement.model.Payment;
-import com.tarento.upsmf.userManagement.model.ResponseDto;
+import org.springframework.stereotype.Service;
 
-public interface PaymentService {
-
-    public String makePayment(Payment payment);
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URISyntaxException;
 
-    /*@Autowired
-    PaymentRepository paymentRepository;
 
-    public ResponseDto makePayment(Payment payment){
-        ResponseDto response = new ResponseDto("api.payment.make");
-        // Calculate noOfExams based on the number of selected options
-        int noOfExams = payment.getExams().size();
-        // Calculate the fee amount based on noOfExams and exam fee amount (replace with actual fee calculation)
-        int examFeeAmount = 100; // Example exam fee amount
-        int feeAmount = calculateFee(noOfExams, examFeeAmount);
-        // Set the calculated values in the FeeManage object
-        payment.setNoOfExams(noOfExams);
-        payment.setFeeAmount(feeAmount);
-        // Save the FeeManage object
-        try {
-            Payment result = paymentRepository.save(payment);
-            response.put("message", "Success");
-            response.put("response", "Created.");
-            response.setResponseCode(HttpStatus.OK);
-        } catch (Exception e) {
-            response.put("message", "Error saving fee details");
-            response.put("response", "Failed to create a message");
-            response.setResponseCode(HttpStatus.INTERNAL_SERVER_ERROR);
-        }
-        return response;
-    }
-
-    public Integer calculateFee(Integer noOfExams, Integer examFeeAmount) {
-        return noOfExams * examFeeAmount;
-    }*/
+@Service
+public interface PaymentService {
+    public String makePayment(Payment payment) throws URISyntaxException, IOException;
 }
\ No newline at end of file

src/main/java/com/tarento/upsmf/userManagement/services/UserService.java

 package com.tarento.upsmf.userManagement.services;
 
 import com.fasterxml.jackson.databind.JsonNode;
+import com.tarento.upsmf.userManagement.model.Payment;
 import com.tarento.upsmf.userManagement.utility.KeycloakTokenRetriever;
 import com.tarento.upsmf.userManagement.utility.SunbirdRCKeycloakTokenRetriever;
 import org.apache.http.client.HttpClient;
@@ -35,6 +36,9 @@ public class UserService {
     @Autowired
     private SunbirdRCKeycloakTokenRetriever sunbirdRCKeycloakTokenRetriever;
 
+    @Autowired
+    private PaymentService paymentService;
+
     private static Environment environment;
     private String BASE_URL;
     private String KEYCLOAK_BASEURL;
@@ -174,4 +178,9 @@ public class UserService {
         ResponseEntity<String> result = restTemplate.postForEntity(uri,httpEntity,String.class);
         return result;
     }
+
+    public String paymentRedirect(Payment payment) throws URISyntaxException, IOException {
+        return paymentService.makePayment(payment);
+    }
+
 }

src/main/java/com/tarento/upsmf/userManagement/services/impl/PaymentServiceImpl.java

 package com.tarento.upsmf.userManagement.services.impl;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.tarento.upsmf.userManagement.model.Payment;
-import com.tarento.upsmf.userManagement.model.ResponseDto;
 import com.tarento.upsmf.userManagement.repository.PaymentRepository;
 import com.tarento.upsmf.userManagement.services.PaymentService;
+import org.apache.http.HttpHeaders;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.HttpStatus;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.core.env.Environment;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Service;
+import org.springframework.web.client.RestTemplate;
+
+import javax.annotation.PostConstruct;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.net.URISyntaxException;
 
 @Service
+@PropertySource({ "classpath:application.properties" })
 public class PaymentServiceImpl implements PaymentService {
 
+    private static final Logger logger = LoggerFactory.getLogger(PaymentServiceImpl.class);
+
+    @Autowired
+    private Environment env;
+
+    private static Environment environment;
+
     @Autowired
     PaymentRepository paymentRepository;
-//    @Override
-    public String makePayment(Payment payment) {
-        //read params
-         System.out.println(payment);
-        //check status
-
-        //if valid
-
-        //save transaction details with success
-        //redirect to success page with success params - transaction id, amount,
-        //return "https://applicant.upsmfac.org?resp=success&transactionId{}=&amount={}";
-        //if invalid
-//        save transactions details with error
-        //redirect to error page with error params - transaction id, error code , amount
-        return "https://applicant.upsmfac.org?resp=fail&transactionId{}=&amount={}";
 
+    private String PAYMENT_GATEWAY_ENDPOINT;
+
+    private ObjectMapper mapper = new ObjectMapper();
+
+    @PostConstruct
+    public void init(){
+        environment = env;
+        PAYMENT_GATEWAY_ENDPOINT = getPropertyValue("paymentGatewayEndPoint");
+    }
+
+    public static String getPropertyValue(String property){
+        return environment.getProperty(property);
+    }
+
+    @Override
+    public String makePayment(Payment payment) throws URISyntaxException, IOException {
+        logger.info("payment details...{} ", payment);
+        HttpClient httpClient = HttpClients.createDefault();
+        HttpPost httpPost = new HttpPost(PAYMENT_GATEWAY_ENDPOINT);
+        String strPaymentURL = mapper.writeValueAsString(payment);
+        StringEntity entity = new StringEntity(strPaymentURL);
+        httpPost.setEntity(entity);
+        HttpResponse response = httpClient.execute(httpPost);
+        logger.info("Response from httpClient call : {}", response);
+        String responseBody = EntityUtils.toString(response.getEntity());
+        logger.info("Response from keycloak Rest API call : {}", responseBody);
+        return responseBody;
     }
 }
\ No newline at end of file

src/main/resources/application.properties

@@ -18,6 +18,7 @@ sunbirdRC.keycloak.adminToken.userName =admin
 sunbirdRC.keycloak.adminToken.clientID =admin-api
 sunbirdRC.keycloak.adminToken.clientSecret =QF5op6Hb3Y9mY1rU0IycdjmD7j3Bvzkh
 sunbirdRC.keycloak.adminToken.password =admin
+paymentGatewayEndPoint =https://applicant.upsmfac.org?resp=fail&transactionId
 
 spring.datasource.url=jdbc:postgresql://localhost:5432/frac_tool
 spring.datasource.username=postgres