/*
    * 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.toolchain;
  
  import javax.inject.Inject;
  import javax.inject.Named;
  import javax.inject.Singleton;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.maven.api.toolchain.ToolchainModel;
  import org.apache.maven.execution.MavenSession;
  import org.slf4j.Logger;
  
  /**
   * TODO: refactor this, component extending component is bad practice.
   *
   */
  @Named
  @Singleton
  public class DefaultToolchainManagerPrivate extends DefaultToolchainManager implements ToolchainManagerPrivate {
      @Inject
      public DefaultToolchainManagerPrivate(Map<String, ToolchainFactory> factories) {
          super(factories);
      }
  
      /**
       * Ctor needed for UT.
       */
      DefaultToolchainManagerPrivate(Map<String, ToolchainFactory> factories, Logger logger) {
          super(factories, logger);
      }
  
      @Override
      public ToolchainPrivate[] getToolchainsForType(String type, MavenSession session)
              throws MisconfiguredToolchainException {
          List<ToolchainPrivate> toRet = new ArrayList<>();
  
          ToolchainFactory fact = factories.get(type);
          if (fact == null) {
              logger.error("Missing toolchain factory for type: " + type + ". Possibly caused by misconfigured project.");
          } else {
              List<ToolchainModel> availableToolchains =
                      org.apache.maven.toolchain.model.ToolchainModel.toolchainModelToApiV4(
                              session.getRequest().getToolchains().get(type));
  
              if (availableToolchains != null) {
                  for (ToolchainModel toolchainModel : availableToolchains) {
                      org.apache.maven.toolchain.model.ToolchainModel tm =
                              new org.apache.maven.toolchain.model.ToolchainModel(toolchainModel);
                      toRet.add(fact.createToolchain(tm));
                  }
              }
  
              // add default toolchain
              ToolchainPrivate tool = fact.createDefaultToolchain();
              if (tool != null) {
                  toRet.add(tool);
              }
          }
  
          return toRet.toArray(new ToolchainPrivate[0]);
      }
  
      @Override
      public void storeToolchainToBuildContext(ToolchainPrivate toolchain, MavenSession session) {
          Map<String, Object> context = retrieveContext(session);
          context.put(getStorageKey(toolchain.getType()), toolchain.getModel());
      }
  }