dev add load and download file for moderatuion user

src/main/java/ru/soune/nocopy/service/user/moderation/UserVerificationService.java

@@ -0,0 +1,66 @@
+package ru.soune.nocopy.service.user.moderation;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import ru.soune.nocopy.entity.user.ModerationStatus;
+import ru.soune.nocopy.entity.user.User;
+import ru.soune.nocopy.entity.user.moderation.UserVerification;
+import ru.soune.nocopy.repository.UserRepository;
+import ru.soune.nocopy.repository.UserVerificationRepository;
+
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+public class UserVerificationService {
+
+    private final UserRepository userRepository;
+
+    private final UserVerificationRepository userVerificationRepository;
+
+    public void initUserVerification(Long userId) {
+        User user = userRepository.findById(userId).orElse(null);
+
+        if (user == null) return;
+
+        UserVerification userVerification = UserVerification.builder()
+                .moderationStatus(ModerationStatus.VERIFICATION_IN_PROGRESS)
+                .build();
+
+        userVerificationRepository.save(userVerification);
+
+        user.setVerificationStatus(ModerationStatus.VERIFICATION_IN_PROGRESS);
+
+        userRepository.save(user);
+    }
+
+    public UserVerification verifyUser(Long userId, String message, Long adminId, boolean verified) {
+        User user = userRepository.findById(userId).orElse(null);
+
+        if (user == null) return null;
+
+        UserVerification userVerification = userVerificationRepository.findById(userId).orElse(null);
+
+        if (userVerification == null) return null;
+
+        ModerationStatus moderationStatus = verified ? ModerationStatus.VERIFIED: ModerationStatus.VERIFICATION_FAILED;
+
+        userVerification.setModerationStatus(moderationStatus);
+
+        if (message != null) userVerification.setMessage(message);
+
+        userVerification.setAdminId(adminId);
+
+        UserVerification save = userVerificationRepository.save(userVerification);
+
+        user.setVerificationStatus(moderationStatus);
+
+        userRepository.save(user);
+
+        return save;
+    }
+
+    public List<UserVerification> verifications() {
+        return userVerificationRepository.findAll();
+    }
+}