PetServiceManagementSystemServer/src/main/java/space/anyi/petServiceManagementSystem/server/config/PasswordConfig.java

package space.anyi.petServiceManagementSystem.server.config;

import org.springframework.stereotype.Component;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

@Component
public class PasswordConfig {

    private static final String SALT = "PetService2026!@#";

    public String encrypt(String password) {
        try {
            String toEncrypt = password + SALT;
            MessageDigest md = MessageDigest.getInstance("MD5");
            byte[] digest = md.digest(toEncrypt.getBytes());
            StringBuilder sb = new StringBuilder();
            for (byte b : digest) {
                sb.append(String.format("%02x", b & 0xff));
            }
            return sb.toString();
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException("MD5 encryption error", e);
        }
    }

    public boolean matches(String rawPassword, String encryptedPassword) {
        return encrypt(rawPassword).equals(encryptedPassword);
    }
}