package org.apache.maven.plugin.nar;

/*
 * 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.
 */

import java.io.File;
import java.util.Collections;
import java.util.List;

import org.apache.tools.ant.Project;

/**
 * @author Mark Donszelmann
 * @version $Id: plugin/src/main/java/org/freehep/maven/nar/AbstractCompileMojo.java 0ee9148b7c6a 2007/09/20 18:42:29 duns $
 */
public abstract class AbstractCompileMojo extends AbstractDependencyMojo {

    /**
     * C++ Compiler
     *
     * @parameter expression=""
     */
    private Cpp cpp;

    /**
     * C Compiler
     *
     * @parameter expression=""
     */
    private C c;

    /**
     * Fortran Compiler
     *
     * @parameter expression=""
     */
    private Fortran fortran;
	
    /**
     * Maximum number of Cores/CPU's to use. 0 means unlimited.
     * 
     * @parameter expression=""
     */
    private int maxCores = 0;
    
    /**
     * Name of the output
     *
     * @parameter expression="${project.artifactId}-${project.version}"
     */
    private String output;
    
    /**
     * Fail on compilation/linking error.
     *
     * @parameter expression="" default-value="true"
     * @required
     */
    private boolean failOnError;

    /**
     * Sets the type of runtime library, possible values "dynamic", "static".
     *
     * @parameter expression="" default-value="dynamic"
     * @required
     */
    private String runtime;

    /**
     * Set use of libtool. If set to true, the "libtool " will be prepended to the command line for compatible processors.
     *
     * @parameter expression="" default-value="false"
     * @required
     */
    private boolean libtool;

    /**
     * The home of the Java system.
     * Defaults to a derived value from ${java.home} which is OS specific.
     *
     * @parameter expression=""
     * @readonly
     */
    private File javaHome;
     
    /**
     * List of libraries to create
     *
     * @parameter expression=""
     */
    private List libraries;

    /**
     * List of tests to create
     *
     * @parameter expression=""
     */
    private List tests;
    
    /**
     * Javah info
     *
     * @parameter expression=""
     */
    private Javah javah;
    
    /**
     * Java info for includes and linking
     *
     * @parameter expression=""
     */
    private Java java;
   
    private NarInfo narInfo;

    private List/*<String>*/ dependencyLibOrder;

    private Project antProject;

    protected Project getAntProject() {
        if (antProject == null) {
            // configure ant project
            antProject = new Project();
            antProject.setName("NARProject");
            antProject.addBuildListener(new NarLogger(getLog()));
        }
        return antProject;
    }

    protected C getC() {
        if (c == null) c = new C();
        c.setAbstractCompileMojo(this);
        return c;
    }
   
    protected Cpp getCpp() {
        if (cpp == null) cpp = new Cpp();
        cpp.setAbstractCompileMojo(this);
        return cpp;
    }
   
    protected Fortran getFortran() {
        if (fortran == null) fortran = new Fortran();
        fortran.setAbstractCompileMojo(this);
        return fortran;
    }

    protected int getMaxCores(AOL aol) {
    	return getNarInfo().getProperty(aol, "maxCores", maxCores);
    }
    
    protected boolean useLibtool(AOL aol) {
        return getNarInfo().getProperty(aol, "libtool", libtool);
    }
    
    protected boolean failOnError(AOL aol) {
        return getNarInfo().getProperty(aol, "failOnError", failOnError);
    }
    
    protected String getRuntime(AOL aol) {
    	return getNarInfo().getProperty(aol, "runtime", runtime);
    }
    
    protected String getOutput(AOL aol) {
        return getNarInfo().getProperty(aol, "output", output);
    }

    protected File getJavaHome(AOL aol) {
    	// FIXME should be easier by specifying default...
    	return getNarInfo().getProperty(aol, "javaHome", NarUtil.getJavaHome(javaHome, getOS()));    	
    }

    protected List getLibraries() {
        if (libraries == null) libraries = Collections.EMPTY_LIST;
        return libraries;
    }
   
    protected List getTests() {
        if (tests == null) tests = Collections.EMPTY_LIST;
        return tests;
    }

    protected Javah getJavah() {
        if (javah == null) javah = new Javah();
        javah.setAbstractCompileMojo(this);
        return javah;
    }
          
    protected Java getJava() {
        if (java == null) java = new Java();
        java.setAbstractCompileMojo(this);
        return java;
    }

    public void setDependencyLibOrder(List/*<String>*/ order) {
        dependencyLibOrder = order;
    }

    protected List/*<String>*/  getDependencyLibOrder() {
        return dependencyLibOrder;
    }
    
    protected NarInfo getNarInfo() {
    	if (narInfo == null) {
    		narInfo = new NarInfo(getMavenProject().getGroupId(), getMavenProject()
    				.getArtifactId(), getMavenProject().getVersion(), getLog());
    	}
    	return narInfo;
    }
}