package com.stktrk.app.utils;

import com.arcadedb.database.RID;
import jakarta.annotation.Nonnull;
import jakarta.validation.constraints.NotEmpty;
import org.hashids.Hashids;

import java.security.InvalidKeyException;

public class EncryptId {

    // TODO move salt into properties
    @Nonnull
    private static final String SALT = "yG8kWVG0kei4wqwXGgt99AXxJWD7K2fnK4xv3BDR0M0AHchvFFCjFJK4VH1nLvm1";

    @Nonnull
    public static String encrypt(@Nonnull RID rid) {
        return new Hashids(SALT).encode(rid.getBucketId(), rid.getPosition());
    }

    // TODO illegal argument exception thrown from RID - if we only allow this to come from the DB, we should be good.
    @Nonnull
    public static String encrypt(@NotEmpty String rid)  {
            RID obj = new RID(rid);
            return new Hashids(SALT).encode(obj.getBucketId(), obj.getPosition());

    }

    @Nonnull
    public static RID decrypt(@NotEmpty String hash) throws InvalidKeyException {
        long[] res = new Hashids(SALT).decode(hash);
        if (res == null || res.length != 2 ) {
            throw new InvalidKeyException("invalid id");
        }
        return new RID((int) res[0], res[1]);
    }

    @Nonnull
    private Boolean isValidRid (String rid) {
        return rid.matches("#\\d+\\.\\d+");
    }


}