/**
    * Copyright 2011 The Kuali Foundation Licensed under the
    * Educational Community 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.osedu.org/licenses/ECL-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.kuali.common.impex.spring;
  
  import java.io.File;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.kuali.common.impex.schema.execute.ProjectSchemaExportExecutable;
  import org.kuali.common.impex.util.DumpConstants;
  import org.kuali.common.util.Project;
  import org.kuali.common.util.ProjectUtils;
  import org.kuali.common.util.StringFilter;
  import org.kuali.common.util.spring.SpringUtils;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.core.env.Environment;
  
  /**
   * This class supports exporting a schema with multiple output modules
   */
  @Configuration
  public class ProjectSchemaExportConfig {
  
  	public static final String PROJECTS_KEY = "impex.export.schema.projects";
  	public static final String STAGING_DIR_KEY = "impex.export.schema.stagingDir";
  
  	@Autowired
  	Environment env;
  
  	@Bean
  	public List<ProjectSchemaExportExecutable> projectSchemaExportExecutables() {
  
  		File stagingDir = SpringUtils.getFile(env, STAGING_DIR_KEY);
  		List<String> gavs = SpringUtils.getListFromCSV(env, PROJECTS_KEY);
  
  		List<ProjectSchemaExportExecutable> executables = new ArrayList<ProjectSchemaExportExecutable>();
  		for (String gav : gavs) {
  			ProjectSchemaExportExecutable exec = getProjectSchemaExportExecutable(gav, stagingDir);
  			executables.add(exec);
  		}
  		return executables;
  	}
  
  	protected ProjectSchemaExportExecutable getProjectSchemaExportExecutable(String gav, File stagingDir) {
  		Project project = ProjectUtils.loadProject(gav);
  		StringFilter nameFilter = getNameFilter(project);
  		File basedir = SpringUtils.getFile(env, "project.basedir");
  
  		ProjectSchemaExportExecutable exec = new ProjectSchemaExportExecutable();
  		exec.setProject(project);
  		exec.setStagingDir(stagingDir);
  		exec.setNameFilter(nameFilter);
  		exec.setBasedir(basedir);
  		return exec;
  	}
  
  	protected StringFilter getNameFilter(Project project) {
  		String includesKey = "impex.export.schema." + project.getArtifactId() + ".includes";
  		String excludesKey = "impex.export.schema." + project.getArtifactId() + ".excludes";
  		List<String> includes = SpringUtils.getListFromCSV(env, includesKey, DumpConstants.DEFAULT_REGEX_INCLUDE);
  		List<String> excludes = SpringUtils.getListFromCSV(env, excludesKey, DumpConstants.DEFAULT_REGEX_EXCLUDE);
  		return StringFilter.getInstance(includes, excludes);
  	}
  
  }