package cn.home1.oss.environment.admin;
   
   import cn.home1.oss.lib.common.crypto.EncodeDecryptor;
   
   import lombok.Data;
   import lombok.extern.slf4j.Slf4j;
   
   import java.io.Serializable;
   import java.util.Map;
  
  /**
   * Created by Yuliang Jin on 16/10/26.
   */
  @Data
  @Slf4j
  public class ClientKey implements Serializable {
    private static final long serialVersionUID = 1L;
  
    private static final String CONSTANT_STRING_FOR_DISPLAY = "******";
    private static final String CONSTANT_STRING_FOR_USERNAME= "username";
    @SuppressWarnings("squid:S2068")
    private static final String CONSTANT_STRING_FOR_PASSWORD= "password";
    private static final String CONSTANT_STRING_FOR_MANAGEMENT_AUTHENTICATION= "managementAuthentication";
  
    private String serviceId;
    private String userName;
    private String password;
  
    public ClientKey(final String serviceId, final String userName, final String password) {
      this.serviceId = serviceId;
      this.userName = userName;
      this.password = password;
    }
  
    public static String serviceIdFrom(final String requestUri) {
      log.debug("Request Uri is {}.", requestUri);
      return requestUri.split("/")[3];
    }
  
    /**
     * To get the plain username and password; To modify the encrypted info to a constant String.
     * @param infoObject
     * @param decryptor
     * @return
     */
    public static String[] usernamePasswordFromInfoObject( //
        final Map<String, Object> infoObject, final EncodeDecryptor decryptor) {
      final String[] result;
      if (infoObject != null && infoObject.containsKey(CONSTANT_STRING_FOR_MANAGEMENT_AUTHENTICATION)) {
        @SuppressWarnings("unchecked")
        final Map<String, Object> managementAuth = (Map<String, Object>) infoObject.get(CONSTANT_STRING_FOR_MANAGEMENT_AUTHENTICATION);
        final Boolean encrypted = (Boolean) managementAuth.get("encrypted");
        final String username;
        final String password;
        if (encrypted) {
          username = decryptor.decrypt((String) managementAuth.get(CONSTANT_STRING_FOR_USERNAME));
          password = decryptor.decrypt((String) managementAuth.get(CONSTANT_STRING_FOR_PASSWORD));
        } else {
          username = (String) managementAuth.get(CONSTANT_STRING_FOR_USERNAME);
          password = (String) managementAuth.get(CONSTANT_STRING_FOR_PASSWORD);
        }
  
        managementAuth.put(CONSTANT_STRING_FOR_USERNAME, CONSTANT_STRING_FOR_DISPLAY);
        managementAuth.put(CONSTANT_STRING_FOR_PASSWORD, CONSTANT_STRING_FOR_DISPLAY);
  
        infoObject.put(CONSTANT_STRING_FOR_MANAGEMENT_AUTHENTICATION, managementAuth);
  
        result = new String[]{username, password};
      } else {
        result = null;
      }
      return result;
    }
  }