Implement soft delete for User entity

Added an isDeleted field to the User model and updated the deleteUser method in UserService to perform a soft delete by setting isDeleted to true and isActive to false. Updated UserRepository with methods to filter out deleted users and adjusted getAllUsers to exclude admin roles.

aconnect/src/main/java/com/mfsys/aconnect/usermanagement/model/User.java

@@ -2,9 +2,7 @@ package com.mfsys.aconnect.usermanagement.model;
 
 import com.mfsys.common.configuration.constant.FieldNameLength;
 import jakarta.persistence.*;
-import lombok.AllArgsConstructor;
-import lombok.Data;
-import lombok.NoArgsConstructor;
+import lombok.*;
 import org.hibernate.annotations.CreationTimestamp;
 import org.hibernate.annotations.UpdateTimestamp;
 
@@ -15,6 +13,8 @@ import java.util.Set;
 @Entity(name = "users")
 @Table(name = "users")
 @Data
+@Getter
+@Setter
 @NoArgsConstructor
 @AllArgsConstructor
 public class User {
@@ -48,6 +48,9 @@ public class User {
   @Column(name = "is_active", columnDefinition = FieldNameLength.BOOLEAN_BIT)
   private boolean isActive = true;
 
+  @Column(name = "is_deleted", columnDefinition = FieldNameLength.BOOLEAN_BIT)
+  private boolean isDeleted = false;
+
   @CreationTimestamp
   @Column(name = "created_at", updatable = false)
   private LocalDateTime createdAt;

aconnect/src/main/java/com/mfsys/aconnect/usermanagement/repository/UserRepository.java

@@ -4,6 +4,7 @@ import com.mfsys.aconnect.usermanagement.model.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
@@ -11,4 +12,6 @@ public interface UserRepository extends JpaRepository<User, String> {
   Optional<User> findByUserIdAndIsActiveTrue(String userId);
   boolean existsByUserId(String userId);
   boolean existsByEmail(String email);
+    List<User> findByIsDeletedFalse();
+    Optional<User> findByUserIdAndIsDeletedFalse(String userId);
 }

aconnect/src/main/java/com/mfsys/aconnect/usermanagement/service/UserService.java

@@ -5,6 +5,7 @@ import com.mfsys.aconnect.security.dto.ResetPasswordDTO;
 import com.mfsys.aconnect.usermanagement.exceptions.EmailAlreadyExistException;
 import com.mfsys.aconnect.usermanagement.exceptions.OldPasswordNotMatch;
 import com.mfsys.aconnect.usermanagement.exceptions.UsernameAlreadyExistException;
+import com.mfsys.aconnect.usermanagement.model.Role;
 import com.mfsys.common.configuration.service.PasswordEncryptionService;
 import com.mfsys.aconnect.usermanagement.dto.UserDTOs;
 import com.mfsys.aconnect.usermanagement.model.User;
@@ -72,6 +73,7 @@ public class UserService {
 
     public List<UserDTOs.UserResponse> getAllUsers() {
         return userRepository.findAll().stream()
+                .filter(user -> user.getRole() != Role.ADMIN)
                 .map(this::mapToResponseDTO)
                 .collect(Collectors.toList());
     }
@@ -96,10 +98,10 @@ public class UserService {
 
   @Transactional
   public void deleteUser(String userId) {
-    if (!userRepository.existsById(userId)) {
-      throw new EntityNotFoundException("User not found with ID: " + userId);
-    }
-    userRepository.deleteById(userId);
+      User user = userRepository.findById(userId).orElseThrow();
+      user.setDeleted(true);
+      user.setActive(false);
+      userRepository.save(user);
   }