/*

 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package jdk.test.lib.artifacts;

import java.io.FileNotFoundException;

import java.lang.reflect.Method;

import java.nio.file.Path;

import java.util.HashMap;

import java.util.Map;

public class JibArtifactManager implements ArtifactManager {

    private static String jibVersion = "1.0";

    private Object installerObject;

    private JibArtifactManager(Object o) {

        installerObject = o;

    }

    public static JibArtifactManager newInstance() throws ClassNotFoundException {

        try {

            Class jibServiceFactory = Class.forName("com.oracle.jib.api.JibServiceFactory");

            Object jibArtifactInstaller = jibServiceFactory.getMethod("createJibArtifactInstaller").invoke(null);

            return new JibArtifactManager(jibArtifactInstaller);

        } catch (Exception e) {

            throw new ClassNotFoundException();

        }

    }

    private Path download(String jibVersion, HashMap<String, Object> artifactDescription) throws Exception {

        return invokeInstallerMethod("download", jibVersion, artifactDescription);

    }

    private Path install(String jibVersion, HashMap<String, Object> artifactDescription) throws Exception {

        return invokeInstallerMethod("install", jibVersion, artifactDescription);

    }

    private Path invokeInstallerMethod(String methodName, String jibVersion, HashMap<String, Object> artifactDescription) throws Exception {

        Method m = Class.forName("com.oracle.jib.api.JibArtifactInstaller").getMethod(methodName, String.class, Map.class);

        return (Path)m.invoke(installerObject, jibVersion, artifactDescription);

    }

    @Override

    public Path resolve(Artifact artifact) throws FileNotFoundException {

        Path path;

        // Use the DefaultArtifactManager to enable users to override locations

        try {

            ArtifactManager manager = new DefaultArtifactManager();

            path = manager.resolve(artifact);

        } catch (FileNotFoundException e) {

            // Location hasn't been overridden, continue to automatically try to resolve the dependency

            try {

                HashMap<String, Object> artifactDescription = new HashMap<>();

                artifactDescription.put("module", artifact.name());

                artifactDescription.put("organization", artifact.organization());

                artifactDescription.put("ext", artifact.extension());

                artifactDescription.put("revision", artifact.revision());

                if (artifact.classifier().length() > 0) {

                    artifactDescription.put("classifier", artifact.classifier());

                }

                path = download(jibVersion, artifactDescription);

                if (artifact.unpack()) {

                    path = install(jibVersion, artifactDescription);

                }

            } catch (Exception exception) {

                throw new FileNotFoundException("Failed to resolve the artifact " + artifact);

            }

        }

        return path;

   }

}