Created endpoint for get,update,delete

src/main/java/net/gepafin/tendermanagement/dao/NotificationDao.java

@@ -1,28 +1,38 @@
 package net.gepafin.tendermanagement.dao;
 
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
+import net.gepafin.tendermanagement.config.Translator;
 import net.gepafin.tendermanagement.constants.GepafinConstant;
 import net.gepafin.tendermanagement.entities.ApplicationEntity;
 import net.gepafin.tendermanagement.entities.ApplicationEvaluationEntity;
 import net.gepafin.tendermanagement.entities.NotificationEntity;
 import net.gepafin.tendermanagement.entities.NotificationTypeEntity;
 import net.gepafin.tendermanagement.entities.UserEntity;
+import net.gepafin.tendermanagement.entities.UserWithCompanyEntity;
 import net.gepafin.tendermanagement.enums.NotificationEnum;
 import net.gepafin.tendermanagement.enums.NotificationTypeEnum;
 import net.gepafin.tendermanagement.enums.RoleStatusEnum;
 import net.gepafin.tendermanagement.model.request.NotificationReq;
+import net.gepafin.tendermanagement.model.response.NotificationResponse;
 import net.gepafin.tendermanagement.repositories.NotificationRepository;
 import net.gepafin.tendermanagement.repositories.NotificationTypeRepository;
 import net.gepafin.tendermanagement.repositories.UserRepository;
 import net.gepafin.tendermanagement.repositories.UserWithCompanyRepository;
+import net.gepafin.tendermanagement.util.DateTimeUtil;
 import net.gepafin.tendermanagement.util.Utils;
+import net.gepafin.tendermanagement.web.rest.api.errors.CustomValidationException;
+import net.gepafin.tendermanagement.web.rest.api.errors.Status;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.messaging.simp.SimpMessagingTemplate;
 import org.springframework.stereotype.Component;
 
+import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 @Component
 @Slf4j
@@ -43,7 +53,10 @@ public class NotificationDao {
     @Autowired
     private UserRepository userRepository;
 
-    public NotificationReq sendNotification(NotificationReq notificationReq) {
+    @Autowired
+    private CompanyDao companyDao;
+
+    public NotificationResponse sendNotification(NotificationReq notificationReq) {
 
         // Ensure userId is properly set in notificationReq if not already
         Long userId = notificationReq.getUserId();
@@ -55,13 +68,13 @@ public class NotificationDao {
         log.info("Sending notification to user {} with content: {}", userId, notificationReq.getMessage());
         List<Long> companyIds = notificationReq.getCompanyIds();
 
-        if (companyIds.isEmpty()) {
+        if (companyIds==null || companyIds.isEmpty()) {
             sendToUser(userId, notificationEntity);
         } else {
             sendToCompanies(userId, companyIds, notificationEntity);
         }
 
-        return convertToNotificationReq(notificationEntity);
+        return convertNotificationEntityToNotificationResponse(notificationEntity);
     }
 
     private NotificationEntity saveNotification(NotificationReq notificationReq) {
@@ -147,4 +160,78 @@ public class NotificationDao {
             sendNotification(notificationreq);
         }
     }
+    public NotificationResponse getNotificationById(Long id) {
+        NotificationEntity notificationEntity = validateNotificationEntity(id);
+        NotificationResponse notificationReq=convertNotificationEntityToNotificationResponse(notificationEntity);
+       return  notificationReq;
+    }
+
+    private NotificationEntity validateNotificationEntity(Long id) {
+        NotificationEntity notificationEntity=notificationRepository.findByIdAndIsDeletedFalse(id);
+        if(notificationEntity ==null){
+            throw new CustomValidationException(Status.NOT_FOUND, Translator.toLocale(GepafinConstant.NOTIFICATION_NOT_FOUND));
+        }
+        return notificationEntity;
+    }
+
+    public List<NotificationResponse> getNotificationByUserId(Long userId, Long companyId, List<NotificationEnum> statuses) {
+        List<NotificationEntity> notificationEntities = notificationRepository.findByUserIdAndIsDeletedFalse(userId);
+        UserWithCompanyEntity userWithCompany=null;
+        List<String> statusStrings=new ArrayList<>();
+        if(companyId!=null){
+            userWithCompany=companyDao.validateUserWithCompny(userId,companyId);
+        }
+
+        if (statuses != null ) {
+            statusStrings = statuses.stream()
+                    .map(NotificationEnum::name) // Convert enum to its name as String
+                    .toList();
+            notificationEntities = notificationRepository.findByUserIdAndIsDeletedFalseAndStatusIn(userId,statusStrings);
+
+            if(userWithCompany != null){
+                notificationEntities = notificationRepository.findByUserIdAndUserWithCompanyIdAndIsDeletedFalseAndStatusIn(userId, userWithCompany.getId(), statusStrings);
+            }
+        }
+
+        List<NotificationResponse> notificationReq= notificationEntities.stream()
+                .map(this::convertNotificationEntityToNotificationResponse)
+                .collect(Collectors.toList());
+
+        return notificationReq;
+    }
+
+    public NotificationResponse convertNotificationEntityToNotificationResponse(NotificationEntity entity) {
+        if (entity == null) {
+            return null; // Handle null entity gracefully
+        }
+
+        NotificationResponse response = new NotificationResponse();
+        response.setId(entity.getId());
+        response.setUserId(entity.getUserId());
+        response.setMessage(entity.getMessage());
+        response.setNotificationType(entity.getNotificationType());
+        response.setStatus(entity.getStatus());
+        response.setCreatedDate(entity.getCreatedDate());
+        response.setUpdatedDate(entity.getUpdatedDate());
+        response.setRedirectUrl(entity.getRedirectLink());
+        response.setCompanyId(entity.getUserWithCompanyId());
+
+        return response;
+    }
+    public NotificationResponse updateNotificationStatus(Long id,NotificationEnum status){
+        NotificationEntity notificationEntity=validateNotificationEntity(id);
+        if(notificationEntity.getStatus().equals(status.getValue())){
+            throw new CustomValidationException(Status.BAD_REQUEST,Translator.toLocale(GepafinConstant.NOTIFICATION_ALREADY_IN_THAT_STATE));
+        }
+        notificationEntity.setStatus(status.getValue());
+        notificationEntity.setUpdatedDate(DateTimeUtil.DateServerToUTC(LocalDateTime.now()));
+        notificationRepository.save(notificationEntity);
+        return convertNotificationEntityToNotificationResponse(notificationEntity);
+    }
+
+    public void deleteNotification(Long id){
+        NotificationEntity notificationEntity=validateNotificationEntity(id);
+        notificationEntity.setIsDeleted(true);
+        notificationRepository.save(notificationEntity);
+    }
 }