/**
    * Copyright (C) 2014-2017 Philip Helger (www.helger.com)
    * philip[at]helger[dot]com
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *         http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.helger.schematron.svrl;
  
  import java.util.List;
  import java.util.regex.Matcher;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  
  import org.oclc.purl.dsdl.svrl.DiagnosticReference;
  
  import com.helger.commons.annotation.ReturnsMutableCopy;
  import com.helger.commons.collection.ext.CommonsArrayList;
  import com.helger.commons.collection.ext.ICommonsList;
  import com.helger.commons.error.level.IErrorLevel;
  import com.helger.commons.error.location.ErrorLocation;
  import com.helger.commons.regex.RegExHelper;
  import com.helger.commons.string.StringHelper;
  import com.helger.commons.string.ToStringGenerator;
  import com.helger.schematron.svrl.SVRLResourceError.SVRLErrorBuilder;
  
  /**
   * A wrapper around FailedAssert and SuccessfulReport with easier error level
   * handling.
   *
   * @author Philip Helger
   */
  public abstract class AbstractSVRLMessage
  {
    protected ICommonsList <DiagnosticReference> m_aDiagnosticReferences;
    protected String m_sText;
    protected String m_sLocation;
    protected String m_sTest;
    protected String m_sRole;
    protected IErrorLevel m_aFlag;
  
    @Nonnull
    protected static String getBeautifiedLocation (@Nonnull final String sLocation)
    {
      String sResult = sLocation;
      // Handle namespaces:
      // Search for "*:xx[namespace-uri()='yy']" where xx is the localname and yy
      // is the namespace URI
      final Matcher aMatcher = RegExHelper.getMatcher ("\\Q*:\\E([a-zA-Z0-9_]+)\\Q[namespace-uri()='\\E([^']+)\\Q']\\E",
                                                       sResult);
      while (aMatcher.find ())
      {
        final String sLocalName = aMatcher.group (1);
        final String sNamespaceURI = aMatcher.group (2);
  
        // Check if there is a known beautifier for this pair of namespace and
        // local name
        final String sBeautified = SVRLLocationBeautifierRegistry.getBeautifiedLocation (sNamespaceURI, sLocalName);
        if (sBeautified != null)
          sResult = StringHelper.replaceAll (sResult, aMatcher.group (), sBeautified);
      }
      return sResult;
    }
  
    public AbstractSVRLMessage ()
    {}
  
    public AbstractSVRLMessage (@Nullable final List <DiagnosticReference> aDiagnosticReferences,
                                @Nullable final String sText,
                                @Nullable final String sLocation,
                                @Nullable final String sTest,
                                @Nullable final String sRole,
                                @Nullable final IErrorLevel aFlag)
    {
      m_aDiagnosticReferences = new CommonsArrayList <> (aDiagnosticReferences);
      m_sText = sText;
      m_sLocation = sLocation;
      m_sTest = sTest;
      m_sRole = sRole;
      m_aFlag = aFlag;
    }
  
    @Nonnull
    @ReturnsMutableCopy
    public ICommonsList <DiagnosticReference> getDiagnisticReferences ()
    {
      return m_aDiagnosticReferences.getClone ();
    }
  
   @Nullable
   public String getText ()
   {
     return m_sText;
   }
 
   @Nullable
   public String getLocation ()
   {
     return m_sLocation;
   }
 
   @Nullable
   public String getTest ()
   {
     return m_sTest;
   }
 
   @Nullable
   public String getRole ()
   {
     return m_sRole;
   }
 
   @Nonnull
   public IErrorLevel getFlag ()
   {
     return m_aFlag;
   }
 
   @Nonnull
   public SVRLResourceError getAsResourceError (@Nullable final String sResourceName)
   {
     return new SVRLErrorBuilder (m_sTest).setErrorLevel (m_aFlag)
                                          .setErrorFieldName (m_sLocation)
                                          .setErrorLocation (new ErrorLocation (sResourceName))
                                          .setErrorText (m_sText)
                                          .build ();
   }
 
   @Override
   public String toString ()
   {
     return new ToStringGenerator (this).append ("diagnosticRefs", m_aDiagnosticReferences)
                                        .append ("text", m_sText)
                                        .append ("location", m_sLocation)
                                        .append ("test", m_sTest)
                                        .appendIfNotNull ("role", m_sRole)
                                        .append ("flag", m_aFlag)
                                        .getToString ();
   }
 }