add bidang api

src/main/java/com/iconplus/smartproc/service/bidang/GetBidangService.java

@@ -0,0 +1,31 @@
+package com.iconplus.smartproc.service.bidang;
+
+import com.iconplus.smartproc.exception.BusinessException;
+import com.iconplus.smartproc.helper.service.BaseService;
+import com.iconplus.smartproc.model.request.BidangRequest;
+import com.iconplus.smartproc.model.response.BidangResponse;
+import com.iconplus.smartproc.repository.BidangRepository;
+import org.springframework.stereotype.Service;
+
+@Service
+public class GetBidangService implements BaseService<BidangRequest, BidangResponse> {
+
+    private BidangRepository bidangRepository;
+
+    public GetBidangService(BidangRepository bidangRepository) {
+        this.bidangRepository = bidangRepository;
+    }
+
+    @Override
+    public BidangResponse execute(BidangRequest input) {
+
+        var bidang = bidangRepository.findByIdAndIsDeleteFalse(input.getId()).orElseThrow(() -> new BusinessException("err", "err", "err"));
+        return BidangResponse.builder()
+                .id(bidang.getId())
+                .instansiId(bidang.getInstansiId())
+                .bidang(bidang.getBidang())
+                .keterangan(bidang.getKeterangan())
+                .isActive(bidang.getIsActive())
+                .build();
+    }
+}