/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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 org.apache.maven.impl.model.profile;
  
  import java.util.List;
  
  import org.apache.maven.api.model.InputLocation;
  import org.apache.maven.api.model.Model;
  import org.apache.maven.api.services.BuilderProblem;
  import org.apache.maven.api.services.ModelBuilderException;
  import org.apache.maven.api.services.ModelProblem;
  import org.apache.maven.api.services.ModelProblemCollector;
  import org.apache.maven.api.services.ProblemCollector;
  import org.apache.maven.impl.model.DefaultModelProblem;
  
  /**
   * A simple model problem collector for testing the model building components.
   */
  public class SimpleProblemCollector implements ModelProblemCollector {
  
      final ProblemCollector<ModelProblem> problemCollector = ProblemCollector.create(100);
  
      @Override
      public ProblemCollector<ModelProblem> getProblemCollector() {
          return problemCollector;
      }
  
      @Override
      public void add(
              BuilderProblem.Severity severity,
              ModelProblem.Version version,
              String message,
              InputLocation location,
              Exception exception) {
          add(new DefaultModelProblem(
                  message,
                  severity,
                  version,
                  null,
                  location != null ? location.getLineNumber() : -1,
                  location != null ? location.getColumnNumber() : -1,
                  exception));
      }
  
      @Override
      public ModelBuilderException newModelBuilderException() {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public void setSource(String location) {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public void setSource(Model model) {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public String getSource() {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public void setRootModel(Model model) {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public Model getRootModel() {
          throw new UnsupportedOperationException();
      }
  
      public List<String> getFatals() {
          return getForLevel(ModelProblem.Severity.FATAL);
      }
  
      public List<String> getErrors() {
          return getForLevel(ModelProblem.Severity.ERROR);
      }
  
      public List<String> getWarnings() {
         return getForLevel(ModelProblem.Severity.WARNING);
     }
 
     private List<String> getForLevel(BuilderProblem.Severity severity) {
         return problemCollector
                 .problems(severity)
                 .map(BuilderProblem::getMessage)
                 .toList();
     }
 }