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feat: subdomain generate style updated #9

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Merged
jamshid-elmurodov merged 1 commit into from
Sep 25, 2025
Merged

feat: subdomain generate style updated #9

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27 changes: 13 additions & 14 deletions server/src/main/java/uz/server/service/TunnelService.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
package uz.server.service;

import java.security.SecureRandom;
import java.util.Objects;
import java.util.Optional;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
Expand All @@ -9,16 +12,15 @@
import uz.server.domain.exception.BaseException;
import uz.server.repository.TunnelRepository;

import java.security.SecureRandom;
import java.util.Objects;
import java.util.Optional;

@Service
@RequiredArgsConstructor
@Slf4j
public class TunnelService {
private final TunnelRepository repo;

private static final SecureRandom RANDOM = new SecureRandom();
private static final String CHARACTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";

public String create(String sessionId, User user, String customSubdomain) {
log.info("Creating tunnel: userId={}", user.getId());
Integer count = repo.countByUser(user);
Expand All @@ -45,18 +47,15 @@ public String create(String sessionId, User user, String customSubdomain) {
}

private String generateUniqueString() {
long timestamp = System.currentTimeMillis() % 100000;
StringBuilder sb = new StringBuilder();
SecureRandom RANDOM = new SecureRandom();
long timestamp = System.currentTimeMillis();
StringBuilder sb = new StringBuilder();
sb.append(timestamp);

sb.append(timestamp);

for (int i = 0; i < 8; i++) {
String CHARACTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
sb.append(CHARACTERS.charAt(RANDOM.nextInt(CHARACTERS.length())));
}
for (int i = 0; i < 8; i++) {
sb.append(CHARACTERS.charAt(RANDOM.nextInt(CHARACTERS.length())));
}

return sb.toString();
return sb.toString();
}

public void deactivate(Long tunnelId) {
Expand Down