package com.jsql.model.suspendable;
   
   import com.jsql.model.InjectionModel;
   import com.jsql.model.bean.util.Header;
   import com.jsql.model.bean.util.Interaction;
   import com.jsql.model.bean.util.Request;
   import com.jsql.model.exception.JSqlRuntimeException;
   import com.jsql.model.exception.StoppedByUserSlidingException;
   import com.jsql.model.injection.strategy.blind.AbstractInjectionBit;
  import com.jsql.model.injection.strategy.blind.InjectionVendor;
  import com.jsql.util.LogLevelUtil;
  import org.apache.commons.lang3.StringUtils;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
  import java.util.EnumMap;
  import java.util.Map;
  import java.util.concurrent.atomic.AtomicBoolean;
  
  public class SuspendableGetVendor extends AbstractSuspendable {
  
      /**
       * Log4j logger sent to view.
       */
      private static final Logger LOGGER = LogManager.getRootLogger();
  
      public SuspendableGetVendor(InjectionModel injectionModel) {
          super(injectionModel);
      }
  
      @Override
      public String run(Object... args) {
          LOGGER.log(LogLevelUtil.CONSOLE_DEFAULT, "Fingerprinting database with Boolean match...");
  
          AtomicBoolean isVendorFound = new AtomicBoolean(false);
          this.injectionModel.getMediatorVendor().getVendors()
          .stream()
          .filter(vendor -> vendor != this.injectionModel.getMediatorVendor().getAuto())
          .filter(vendor -> StringUtils.isNotEmpty(
              vendor.instance().getModelYaml().getStrategy().getConfiguration().getFingerprint().getVendorSpecific()
          ))
          .forEach(vendor -> {
              if (isVendorFound.get()) {
                  return;
              }
              String vendorSpecificWithOperator = String.format(
                  "%s %s",
                  AbstractInjectionBit.BlindOperator.OR.name(),
                  vendor.instance().getModelYaml().getStrategy().getConfiguration().getFingerprint().getVendorSpecific()
              );
              try {
                  var injectionCharInsertion = new InjectionVendor(this.injectionModel, vendorSpecificWithOperator, vendor);
                  if (injectionCharInsertion.isInjectable(vendorSpecificWithOperator)) {
                      if (this.isSuspended()) {
                          throw new StoppedByUserSlidingException();
                      }
  
                      LOGGER.log(LogLevelUtil.CONSOLE_SUCCESS, "Found [{}] using Boolean match", vendor);
                      this.injectionModel.getMediatorVendor().setVendor(vendor);
                      isVendorFound.set(true);
  
                      var requestSetVendor = new Request();
                      requestSetVendor.setMessage(Interaction.SET_VENDOR);
                      Map<Header, Object> msgHeader = new EnumMap<>(Header.class);
                      msgHeader.put(Header.URL, this.injectionModel.getMediatorUtils().getConnectionUtil().getUrlByUser());
                      msgHeader.put(Header.VENDOR, this.injectionModel.getMediatorVendor().getVendor());
                      requestSetVendor.setParameters(msgHeader);
                      this.injectionModel.sendToViews(requestSetVendor);
                  }
              } catch (StoppedByUserSlidingException e) {
                  throw new JSqlRuntimeException(e);
              }
          });
          return null;  // unused
      }
  }