using System.Collections.Concurrent;

namespace MMOserver.Utils;

public class UuidGeneratorManager : Singleton<UuidGeneratorManager>
{
    private long counter = 0;
    private readonly ConcurrentDictionary<string, long> tokenMap = new();

    // string token → 고유 long ID 변환 (멀티스레드 안전)
    // 동일 token은 항상 같은 ID 반환
    public long GetOrCreate(string token)
    {
        return tokenMap.GetOrAdd(token, _ => Interlocked.Increment(ref counter));
    }

    public bool TryGet(string token, out long id)
    {
        return tokenMap.TryGetValue(token, out id);
    }
}