content: /*
   * Copyright 2013 original author or authors.
   *
   * 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 pl.allegro.tdr.gruntmaven;
  
  import java.util.Arrays;
  import java.util.List;
  import org.apache.maven.plugins.annotations.LifecyclePhase;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import pl.allegro.tdr.gruntmaven.executable.Executable;
  
  /**
   * Executes grunt.
   *
   * @author Adam Dubiel
   */
  @Mojo(name = "grunt", defaultPhase = LifecyclePhase.COMPILE, threadSafe = true)
  public class ExecGruntMojo extends AbstractExecutableMojo {
  
      /**
       * Custom success codes to be registered in maven-exec plugin when we want to ignore
       * Grunt errors.
       */
      private static final String[] IGNORE_GRUNT_TASKS_ERRORS_CUSTOM_CODES = {"0", "3", "6"};
  
      private static final String[] IGNORE_ALL_GRUNT_ERRORS_CUSTOM_CODES = {"0", "1", "2", "3", "4", "5", "6"};
  
      /**
       * Name of grunt target, will be passed directly to grunt.
       */
      @Parameter(property = "target", defaultValue = "")
      private String target;
  
      /**
       * Name of node executable in PATH, defaults to node.
       */
      @Parameter(property = "nodeExecutable", defaultValue = "node")
      private String nodeExecutable;
  
      /**
       * Path to local grunt executable, defaults to grunt (global PATH).
       */
      @Parameter(property = "gruntExecutable", defaultValue = "grunt")
      private String gruntExecutable;
  
      /**
       * Should grunt be run as node module (ex: node node_modules/grunt-cli/bin/grunt).
       * By default grunt is run as independent command line executable.
       */
      @Parameter(property = "runGruntWithNode", defaultValue = "false")
      private boolean runGruntWithNode;
  
      /**
       * List of options passed to grunt.
       */
      @Parameter(property = "gruntOptions")
      private String[] gruntOptions;
  
      /**
       * Should Maven ignore grunt task errors (for example failing tests) and always finish grunt execution with success.
       */
      @Parameter(property = "ignoreTasksErrors", defaultValue = "false")
      private boolean ignoreTasksErrors;
  
      /**
       * Should Maven ignore all grunt errors including fatal ones and always finish grunt execution with success.
       */
      @Parameter(property = "ignoreAllErrors", defaultValue = "false")
      private boolean ignoreAllErrors;
  
      @Override
      protected List<Executable> getExecutables() {
          Executable executable;
          if (runGruntWithNode) {
              executable = new Executable(nodeExecutable, customSuccessCodes());
          } else {
              executable = new Executable(gruntExecutable, customSuccessCodes());
          }
  
          appendArguments(executable);
  
          return Arrays.asList(executable);
      }
  
      private void appendArguments(Executable executable) {
          if (runGruntWithNode) {
              executable.addArgument(gruntExecutable);
          }
          if (target != null && !target.isEmpty()) {
              executable.addArgument(target);
          }
          if (!showColors) {
              executable.addArgument("--no-color");
          }
          if (gruntOptions != null) {
              for (String option : gruntOptions) {
                  executable.addNormalizedArgument(option, "=");
              }
          }
      }
  
      private String[] customSuccessCodes() {
          if (ignoreAllErrors) {
              return IGNORE_ALL_GRUNT_ERRORS_CUSTOM_CODES;
          } else if (ignoreTasksErrors) {
              return IGNORE_GRUNT_TASKS_ERRORS_CUSTOM_CODES;
          }
          return null;
      }
  
  }
  