implemented customerParam Api

src/main/java/com/billpaymentservice/bbps/controller/MasterDataController.java

@@ -17,9 +17,13 @@ import org.springframework.web.bind.annotation.RestController;
 
 import com.billpaymentservice.bbps.dto.MasterApiResponse;
 import com.billpaymentservice.bbps.dto.request.BillerDetailRequest;
+import com.billpaymentservice.bbps.dto.request.ContactMasterRequest;
+import com.billpaymentservice.bbps.dto.request.CustomerParamRequest;
 import com.billpaymentservice.bbps.dto.request.MerchantRequestModel;
 import com.billpaymentservice.bbps.dto.response.BillerDataResponse;
 import com.billpaymentservice.bbps.dto.response.BillerResponse;
+import com.billpaymentservice.bbps.dto.response.ContactMasterResponse;
+import com.billpaymentservice.bbps.dto.response.CustomParamResp;
 import com.billpaymentservice.bbps.service.MasterDataService;
 
 import jakarta.servlet.http.HttpServletRequest;
@@ -35,45 +39,33 @@ public class MasterDataController {
 	public MasterDataController(MasterDataService masterDataService) {
 		this.masterDataService = masterDataService;
 	}
-
+    /**Get Details of the biller by billId **/
 	@PostMapping(value = "/getBillerDetails", consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
 	public ResponseEntity<BillerDataResponse> getBillerDetails(
 			@Validated @RequestBody BillerDetailRequest billerDetailRequest) {
 
 		log.info("Received biller details request for billerId: {}", billerDetailRequest.getBillerId());
 
-		BillerDataResponse response = masterDataService.getBillerByBillerId(billerDetailRequest);
-
-		HttpStatus status;
-		String statusCode = response.getGeneralResp() != null ? response.getGeneralResp().getStatusCode() : "500";
-
-		switch (statusCode) {
-		case "200":
-			status = HttpStatus.OK;
-			break;
-		case "404":
-			status = HttpStatus.NOT_FOUND;
-			break;
-		case "500":
-			status = HttpStatus.INTERNAL_SERVER_ERROR;
-			break;
-		default:
-			status = HttpStatus.BAD_REQUEST;
-			break;
-		}
-
-		log.info("Returning response for billerId: {} with HTTP status: {}", billerDetailRequest.getBillerId(), status);
-
-		return new ResponseEntity<>(response, status);
-
+	    return ResponseEntity.ok(masterDataService.getBillerByBillerId(billerDetailRequest));
 	}
+    /**Get Master Contact**/
+	@PostMapping(value = "/getContactMasterResponse", consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
+	public ResponseEntity<ContactMasterResponse> getContactMaster(
+			@Validated @RequestBody ContactMasterRequest  contactMasterRequest ) {
 
-	@PostMapping("/getBillerById")
-	public String getBillerById(@RequestBody BillerDetailRequest billerRequestRequest) {
-		masterDataService.getBillerByBillerId(billerRequestRequest);
-		return "Abc";
+	    return ResponseEntity.ok(masterDataService.getContactMaster(contactMasterRequest));
 	}
+	
+   /** Get CustomerParam by billerId.The parameter is different from the data we are getting in the billerDetail **/
+	@PostMapping(value = "/getCustomerParamDetails", consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
+	public ResponseEntity<CustomParamResp> getBillerDetails(
+			@Validated @RequestBody CustomerParamRequest customerParamRequest) {
 
+		log.info("Received biller details request for billerId: {}",customerParamRequest.getBillerId() );
+
+	    return ResponseEntity.ok(masterDataService.getCustomerParamByBillerId(customerParamRequest));
+	}
+   
 	/** Get All Masters API Fetch All Category from BBPS URL **/
 	@GetMapping("/getAllMasters")
 	public ResponseEntity<List<MasterApiResponse>> fetchMasterData(

src/main/java/com/billpaymentservice/bbps/dto/CustomParam.java

@@ -0,0 +1,23 @@
+package com.billpaymentservice.bbps.dto;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class CustomParam {
+	 private String customParamName;
+     private String dataType;
+     private boolean optional;
+     private int minLength;
+     private int maxLength;
+     private String regex;
+     private boolean visibility;
+     private List<String> values;
+}

src/main/java/com/billpaymentservice/bbps/dto/CustomerParam.java

@@ -1,5 +1,9 @@
 package com.billpaymentservice.bbps.dto;
 
+import java.util.List;
+
+import com.fasterxml.jackson.annotation.JsonAlias;
+
 import lombok.Getter;
 import lombok.Setter;
 
@@ -8,6 +12,7 @@ import lombok.Setter;
 public class CustomerParam {
     private String paramConfigId;
     private String paramName;
+
     private String dataTypeDAO;
     private String dataTypeModel;
     private boolean optional;
@@ -15,6 +20,7 @@ public class CustomerParam {
     private int maxLength;
     private String regex;
     private boolean visibility;
-
+    // 👇 Add this new line
+    private List<String> values;
     // getters and setters
 }

src/main/java/com/billpaymentservice/bbps/dto/request/BaseClass.java

@@ -0,0 +1,22 @@
+package com.billpaymentservice.bbps.dto.request;
+
+import com.billpaymentservice.bbps.dto.DeviceDetail;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor 
+@NoArgsConstructor
+public class BaseClass {
+	    
+	   
+	    private String mid;
+	    private String secretKey;
+	    private String txnId;
+	    private DeviceDetail deviceDetial;
+
+}

src/main/java/com/billpaymentservice/bbps/dto/request/CustomerParamRequest.java

@@ -0,0 +1,19 @@
+package com.billpaymentservice.bbps.dto.request;
+
+import com.billpaymentservice.bbps.entites.BaseClass;
+
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class CustomerParamRequest extends BaseClass {
+
+	@NotNull
+	private String billerId;
+}

src/main/java/com/billpaymentservice/bbps/dto/response/CustomParamResp.java

@@ -0,0 +1,22 @@
+package com.billpaymentservice.bbps.dto.response;
+
+import java.util.List;
+
+import com.billpaymentservice.bbps.dto.ContactMaster;
+import com.billpaymentservice.bbps.dto.CustomParam;
+import com.billpaymentservice.bbps.dto.CustomerParam;
+import com.billpaymentservice.bbps.dto.GeneralResp;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class CustomParamResp {
+	  private GeneralResp generalResp;
+	  private List<CustomParam> customParamResp;
+}

src/main/java/com/billpaymentservice/bbps/service/MasterDataService.java

@@ -6,9 +6,13 @@ import org.springframework.http.ResponseEntity;
 
 import com.billpaymentservice.bbps.dto.MasterApiResponse;
 import com.billpaymentservice.bbps.dto.request.BillerDetailRequest;
+import com.billpaymentservice.bbps.dto.request.ContactMasterRequest;
+import com.billpaymentservice.bbps.dto.request.CustomerParamRequest;
 import com.billpaymentservice.bbps.dto.request.MerchantRequestModel;
 import com.billpaymentservice.bbps.dto.response.BillerDataResponse;
 import com.billpaymentservice.bbps.dto.response.BillerResponse;
+import com.billpaymentservice.bbps.dto.response.ContactMasterResponse;
+import com.billpaymentservice.bbps.dto.response.CustomParamResp;
 
 import jakarta.servlet.http.HttpServletRequest;
 
@@ -21,4 +25,8 @@ public interface MasterDataService {
 
 	public ResponseEntity<BillerResponse> fetchMasterDataCategoryWise(MerchantRequestModel requestModel, String category, int pageStart, int pageEnd);
 
+	public CustomParamResp getCustomerParamByBillerId(CustomerParamRequest customerParamRequest);
+
+	public ContactMasterResponse getContactMaster(ContactMasterRequest contactMasterRequest);
+
 }

src/main/java/com/billpaymentservice/bbps/serviceImpl/MasterDataServiceImpl.java

@@ -15,15 +15,20 @@ import org.springframework.stereotype.Service;
 
 import com.billpaymentservice.bbps.dto.MasterApiResponse;
 import com.billpaymentservice.bbps.dto.request.BillerDetailRequest;
+import com.billpaymentservice.bbps.dto.request.ContactMasterRequest;
+import com.billpaymentservice.bbps.dto.request.CustomerParamRequest;
 import com.billpaymentservice.bbps.dto.request.MerchantRequestModel;
 import com.billpaymentservice.bbps.dto.response.BillerDataResponse;
 import com.billpaymentservice.bbps.dto.response.BillerResponse;
+import com.billpaymentservice.bbps.dto.response.ContactMasterResponse;
+import com.billpaymentservice.bbps.dto.response.CustomParamResp;
 import com.billpaymentservice.bbps.entites.BBPSMerchantValidation;
 import com.billpaymentservice.bbps.exception.AppException;
 import com.billpaymentservice.bbps.exception.CustomException;
 import com.billpaymentservice.bbps.repository.MerchantRepository;
 import com.billpaymentservice.bbps.service.MasterDataService;
 import com.billpaymentservice.bbps.util.BBPSConstant;
+import com.billpaymentservice.bbps.util.Helper;
 import com.billpaymentservice.bbps.util.ResponseParser;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.type.TypeReference;
@@ -39,33 +44,36 @@ public class MasterDataServiceImpl implements MasterDataService {
 	@Value("${master.data.url}")
 	private String masterRegisterUrl;
 
-	@Autowired
 	private MerchantRepository merchantRegisterRepo;
-
-	@Autowired
 	private HttpClientApi httpClientApi;
-
-	@Autowired
 	private ResponseParser responseParser;
+	private Helper helper;
+	
 
 	private static final Logger log = LoggerFactory.getLogger(MasterDataServiceImpl.class);
 	private final HttpService httpService;
 	private final ObjectMapper objectMapper = new ObjectMapper();
-	@Value("${bbps.billerDataFetch.url}")
-	private String billerDataFetchUrl;
-
+	
 	// Inject HttpService
-	public MasterDataServiceImpl(HttpService httpService) {
-		this.httpService = httpService;
-	}
-
+	public MasterDataServiceImpl(MerchantRepository merchantRegisterRepo,
+            HttpService httpService,
+            HttpClientApi httpClientApi,
+            Helper helper,
+            ResponseParser responseParser) {
+            this.merchantRegisterRepo = merchantRegisterRepo;
+            this.httpService = httpService;
+            this.httpClientApi = httpClientApi;
+            this.helper = helper;
+             this.responseParser = responseParser;
+                                               }
 	@Override
 	public BillerDataResponse getBillerByBillerId(BillerDetailRequest billerDetailRequest) {
-
+        
 		String billerId = billerDetailRequest.getBillerId();
-		String url = billerDataFetchUrl + billerId;
+		String fullUrl = masterRegisterUrl + BBPSConstant.BILLER_DATA_FETCH_URL+billerId;
 
-		Map<String, String> responseMap = httpService.getRequest(url);
+
+		Map<String, String> responseMap = httpService.getRequest(fullUrl);
 		String responseData = responseMap.get("data");
 		log.info("data is :{}", responseData);
 
@@ -186,4 +194,40 @@ public class MasterDataServiceImpl implements MasterDataService {
 		return ResponseEntity.ok(responseModel);
 
 	}
+
+	@Override
+	public CustomParamResp getCustomerParamByBillerId(CustomerParamRequest customerParamRequest) {
+		String billerId = customerParamRequest.getBillerId();
+	   String fullUrl = masterRegisterUrl + BBPSConstant.CUSTOMPARAM_URL+billerId;
+
+
+		Map<String, String> responseMap = httpService.getRequest(fullUrl);
+		String responseData = responseMap.get("data");
+		log.info("data is :{}", responseData);
+
+		ObjectMapper objectMapper = new ObjectMapper();
+
+		try {
+			Map<String, Object> dataMap = objectMapper.readValue(responseData,
+					new TypeReference<Map<String, Object>>() {
+					});
+			if (!dataMap.containsKey("generalResp")) {
+				throw new CustomException(String.valueOf(dataMap.get("statusCode")),
+						String.valueOf(dataMap.get("status")), String.valueOf(dataMap.get("message")),
+						String.valueOf(dataMap.get("remarks")));
+			}
+			CustomParamResp responseWrapper = objectMapper.convertValue(dataMap, CustomParamResp.class);
+			return responseWrapper;
+		} catch (JsonProcessingException e) {
+			log.error("Error parsing responseData JSON: {}", e.getMessage());
+			throw new CustomException("Invalid JSON received from API");
+		}
+		
+	}
+
+	@Override
+	public ContactMasterResponse getContactMaster(ContactMasterRequest contactMasterRequest) {
+		
+		return null;
+	}
 }

src/main/java/com/billpaymentservice/bbps/util/BBPSConstant.java

@@ -25,5 +25,8 @@ public class BBPSConstant {
 
 	public static final String BILLER_URL = "/billers";
 	public static final String MASTER_CATEGORY_URL = "/categories-master?tenantId=FE41";
+	
+	public static final String BILLER_DATA_FETCH_URL="/billersById?billerId=";
+	public static final String CUSTOMPARAM_URL="/customerParam?billerId=";
 
 }

src/main/java/com/billpaymentservice/bbps/util/Helper.java

@@ -0,0 +1,51 @@
+package com.billpaymentservice.bbps.util;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import com.billpaymentservice.bbps.dto.request.MerchantRequestModel;
+import com.billpaymentservice.bbps.entites.BBPSMerchantValidation;
+import com.billpaymentservice.bbps.exception.CustomException;
+import com.billpaymentservice.bbps.repository.MerchantRepository;
+
+
+@Component
+public class Helper {
+
+	private static final Logger LOGGER = LoggerFactory.getLogger(Helper.class);
+
+	@Autowired
+	private MerchantRepository merchantRegisterRepo;
+
+	/**
+	 * Validates whether the merchant exists and is active.
+	 *
+	 * @param requestModel MerchantRequestModel containing merchant details
+	 * @return true if merchant exists and is active
+	 * @throws CustomException if merchant is invalid or inactive
+	 */
+	public boolean isMerchantValidAndActive(MerchantRequestModel requestModel) {
+
+		if (requestModel == null || requestModel.getMid() == null) {
+			LOGGER.warn("MerchantRequestModel or MID is null");
+			throw new CustomException("Invalid request: MID is required");
+		}
+
+		// Fetch merchant details
+		BBPSMerchantValidation merchantValidation = merchantRegisterRepo.findByMid(requestModel.getMid());
+
+		if (merchantValidation == null) {
+			LOGGER.warn("Merchant not found for MID: {}", requestModel.getMid());
+			throw new CustomException("Merchant not found");
+		}
+
+		if (!Boolean.TRUE.equals(merchantValidation.isActive())) {
+			LOGGER.warn("Merchant inactive for MID: {}", requestModel.getMid());
+			throw new CustomException("Merchant inactive");
+		}
+
+		LOGGER.info("Merchant is valid and active for MID: {}", requestModel.getMid());
+		return true;
+	}
+}

src/main/resources/application.properties

@@ -11,7 +11,7 @@ spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.PostgreSQLDialect
 # DataSource
 spring.datasource.url=jdbc:postgresql://localhost:5432/TestingDB
 spring.datasource.username=postgres
-spring.datasource.password=UAT@DB_2025
+spring.datasource.password=thakur@123
 spring.datasource.driver-class-name=org.postgresql.Driver
 spring.datasource.type=com.zaxxer.hikari.HikariDataSource
 
@@ -26,12 +26,12 @@ spring.datasource.hikari.auto-commit=true
 # Logging levels
 logging.level.io.github.resilience4j.retry=DEBUG
 
-# BBPS URLs
-bbps.billerDataFetch.url=https://bbps-staging.digiledge.in/agent/cou-master/masters/billersById?billerId=
+
 
 # BBPS URLs
 master.data.url = https://bbps-staging.digiledge.in/agent/cou-master/masters
 
+
 # Resilience4j Retry
 resilience4j.retry.instances.callbackService.max-attempts=1
 resilience4j.retry.instances.callbackService.wait-duration=2s