/*
    * #%L
    * prolobjectlink-jpi-jpl7-swi7
    * %%
    * Copyright (C) 2019 Prolobjectlink Project
    * %%
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    * 
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   * 
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   * 
   * 3. Neither the name of the Prolobjectlink Project nor the names of its contributors
   *    may be used to endorse or promote products derived from this software without
   *    specific prior written permission.
   * 
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
   * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
   * OF THE POSSIBILITY OF SUCH DAMAGE.
   * #L%
   */
  package io.github.prolobjectlink.prolog.jpl7.swi7;
  
  import java.io.File;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.jpl7.JPL;
  import org.jpl7.Query;
  import org.jpl7.Term;
  
  import io.github.prolobjectlink.prolog.Licenses;
  import io.github.prolobjectlink.prolog.PrologEngine;
  import io.github.prolobjectlink.prolog.PrologProvider;
  import io.github.prolobjectlink.prolog.jpl7.JplEngine;
  
  /**
   * 
   * @author Jose Zalacain
   * @since 1.0
   */
  public class SwiProlog7Engine extends JplEngine implements PrologEngine {
  
  	protected SwiProlog7Engine(PrologProvider provider) {
  		super(provider);
  	}
  	
  	protected SwiProlog7Engine(PrologProvider provider, String file) {
  		super(provider, file);
  	}
  
  	public final String getLicense() {
  		return Licenses.LGPL_V3;
  	}
  
  	public final String getVersion() {
  		Term swi = Query.oneSolution("current_prolog_flag(version_data,Swi)").get("Swi");
  		return "" + swi.arg(1) + "." + swi.arg(2) + "." + swi.arg(3) + " (JPL v" + JPL.version_string() + ")";
  	}
  
  	public final String getVendor() {
  		return "SWI-Prolog";
  	}
  
  	public final String getName() {
  		return "SWI-Prolog";
  	}
  
  	public final List<String> verify() {
  		String slash = File.separator;
  		List<String> list = new ArrayList<String>();
  		String javaHome = System.getProperty("java.home");
  		String javaVersion = System.getProperty("java.version");
  		String pathSeparator = System.getProperty("path.separator");
  		if (runOnWindows()) {
  			list.add(javaHome.replace(slash + "jre", slash) + "/jdk" + javaVersion + "/bin" + pathSeparator);
  			list.add(javaHome.replace(slash + "jre", slash) + "/jdk" + javaVersion + "/lib/tools.jar" + pathSeparator);
  			list.add(
  					javaHome.replace(slash + "jre", slash) + "/jdk" + javaVersion + "/jre/lib/rt.jar;" + pathSeparator);
  			list.add("C:/Program Files/swipl/lib/jpl.jar" + pathSeparator);
  			list.add("C:/Program Files/swipl/bin");
  		} else if (runOnOSX()) {
  			// TODO environment routes for MacOSX
  		} else if (runOnLinux()) {
  			list.add("/usr/lib/jvm/java-" + javaVersion + "-openjdk-" + getOSArch() + "/bin" + pathSeparator);
  			list.add("/usr/lib/jvm/java-" + javaVersion + "-openjdk-" + getOSArch() + "/lib/tools.jar" + pathSeparator);
  			list.add(
  					"/usr/lib/jvm/java-" + javaVersion + "-openjdk-" + getOSArch() + "/jre/lib/rt.jar" + pathSeparator);
 			list.add("/usr/local/bin/swipl/lib/jpl.jar" + pathSeparator);
 			list.add("/usr/local/bin");
 		}
 		return list;
 	}
 
 }