added requestBillFetch api

2025-10-29 10:11:35 +05:30
parent 92e71695a5
commit c8191b54cd
10 changed files with 218 additions and 34 deletions
@@ -0,0 +1,89 @@
+package com.billpaymentservice.bbps.serviceImpl;
+
+import com.billpaymentservice.bbps.dto.GeneralResponse;
+import com.billpaymentservice.bbps.dto.ResponseModel;
+import com.billpaymentservice.bbps.dto.request.FetchBillRequest;
+import com.billpaymentservice.bbps.dto.response.FetchBillResponse;
+import com.billpaymentservice.bbps.exception.CustomException;
+import com.billpaymentservice.bbps.service.AgentService;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.springframework.http.*;
+import org.springframework.stereotype.Service;
+import org.springframework.web.client.RestClient;
+
+@Service
+@Slf4j
+@RequiredArgsConstructor
+public class AgentServiceImpl implements AgentService {
+
+    private final RestClient restClient;
+      private final HttpService httpService;// ✅ injected from config
+
+      @Override
+      public ResponseModel initiateBillFetch(FetchBillRequest fetchBillRequest) {
+          String url = "https://bbps-staging.digiledge.in/agent/bill-payment-new/couapp/bills/fetch";
+
+          HttpHeaders headers = new HttpHeaders();
+          headers.set("x-digiledge-key", fetchBillRequest.getDigiledgeKey());
+          headers.set("agentId", fetchBillRequest.getAgentId());
+          headers.set("tenantId", fetchBillRequest.getTenantId());
+          headers.setContentType(MediaType.APPLICATION_JSON);
+
+          ResponseModel responseModel = new ResponseModel();
+
+          try {
+              ObjectMapper objectMapper = new ObjectMapper();
+              objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
+
+              // ✅ Convert request to JSON
+              String json = objectMapper.writeValueAsString(fetchBillRequest);
+
+              // ✅ Call the API using httpService
+              Map<String, String> responseMap = httpService.postRequest(url, json, headers);
+              String responseData = responseMap.get("data");
+
+              log.info("📦 Bill Fetch API Response: {}", responseData);
+
+              if (responseData == null || responseData.isEmpty()) {
+                  throw new CustomException("Empty response from BBPS server");
+              }
+
+              // ✅ Convert JSON string → Map
+              Map<String, Object> dataMap = objectMapper.readValue(responseData, new TypeReference<Map<String, Object>>() {});
+
+              // ✅ Validate generalResp
+              if (!dataMap.containsKey("genericResponse")) {
+                  throw new CustomException("Invalid response structure from BBPS");
+              }
+
+              // ✅ Convert to your custom DTO
+              FetchBillResponse fetchBillResponse = objectMapper.convertValue(dataMap, FetchBillResponse.class);
+              GeneralResponse generalResponse = fetchBillResponse.getGenericResponse();
+
+              // ✅ Build final ResponseModel
+              responseModel = new ResponseModel(
+                      generalResponse.getMessage(),
+                      generalResponse.getStatus(),
+                      Integer.parseInt(generalResponse.getStatusCode()),
+                      fetchBillResponse
+              );
+
+          } catch (Exception e) {
+              log.error("❌ Exception in initiateBillFetch(): {}", e.getMessage(), e);
+              responseModel.setStatus("500");
+              responseModel.setMessage("Exception occurred");
+              responseModel.setData(e.getMessage());
+          }
+
+          return responseModel;
+      }
+
+}