/*

 * Copyright (c) 2018, 2019, 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.

 */

import java.io.File;

import java.nio.file.Files;

import java.util.ArrayList;

import java.util.List;

public class JPackageCreateInstallerPackageDepsBase {

    private static String TEST_NAME;

    private static String DEP_NAME;

    private static String EXT;

    private static String OUTPUT;

    private static String OUTPUT_DEP;

    private static String[] CMD;

    private static String[] CMD_DEP;

    private static void copyResults() throws Exception {

        List<String> files = new ArrayList<>();

        files.add(OUTPUT.toLowerCase());

        files.add(OUTPUT_DEP.toLowerCase());

        JPackageInstallerHelper.copyTestResults(files);

    }

    private static final String infoResult = "infoResult.txt";

    private static void validatePackage() throws Exception {

        if (EXT.equals("rpm")) {

            int retVal = JPackageHelper.execute(new File(infoResult),"rpm",

                    "--query", "--package", "--requires", OUTPUT.toLowerCase());

            if (retVal != 0) {

                throw new AssertionError("rpm exited with error: " + retVal);

            }

        } else {

            int retVal = JPackageHelper.execute(new File(infoResult), "dpkg",

                    "--info", OUTPUT.toLowerCase());

            if (retVal != 0) {

                throw new AssertionError("dpkg exited with error: " + retVal);

            }

        }

        File outfile = new File(infoResult);

        if (!outfile.exists()) {

            throw new AssertionError(infoResult + " was not created");

        }

        String output = Files.readString(outfile.toPath());

        if (!output.contains(DEP_NAME.toLowerCase())) {

            throw new AssertionError("Unexpected result: " + output);

        }

    }

    private static void testCreateInstaller() throws Exception {

        JPackageHelper.executeCLI(true, CMD);

        JPackageHelper.executeCLI(true, CMD_DEP);

        JPackageInstallerHelper.validateOutput(OUTPUT);

        JPackageInstallerHelper.validateOutput(OUTPUT_DEP);

        validatePackage();

        copyResults();

    }

    private static void verifyInstall() throws Exception {

        String app = JPackagePath.getLinuxInstalledApp(TEST_NAME);

        JPackageInstallerHelper.validateApp(app);

        app = JPackagePath.getLinuxInstalledApp(DEP_NAME);

        JPackageInstallerHelper.validateApp(app);

    }

    private static void verifyUnInstall() throws Exception {

        String folderPath = JPackagePath.getLinuxInstallFolder(TEST_NAME);

        File folder = new File(folderPath);

        if (folder.exists()) {

            throw new AssertionError("Error: " + folder.getAbsolutePath() + " exist");

        }

        folderPath = JPackagePath.getLinuxInstallFolder(DEP_NAME);

        folder = new File(folderPath);

        if (folder.exists()) {

            throw new AssertionError("Error: " + folder.getAbsolutePath() + " exist");

        }

    }

    private static void init(String name, String ext) {

        TEST_NAME = name;

        DEP_NAME = name + "Dep";

        EXT = ext;

        if (EXT.equals("rpm")) {

            OUTPUT = "output" + File.separator + TEST_NAME + "-1.0-1.x86_64." + EXT;

            OUTPUT_DEP = "output" + File.separator + DEP_NAME + "-1.0-1.x86_64." + EXT;

        } else {

            OUTPUT = "output" + File.separator + TEST_NAME + "-1.0." + EXT;

            OUTPUT_DEP = "output" + File.separator + DEP_NAME + "-1.0." + EXT;

        }

        CMD = new String[]{

            "--input", "input",

            "--output", "output",

            "--name", TEST_NAME,

            "--main-jar", "hello.jar",

            "--main-class", "Hello",

            "--linux-package-deps", DEP_NAME.toLowerCase()};

        CMD_DEP = new String[]{

            "--input", "input",

            "--output", "output",

            "--name", DEP_NAME,

            "--main-jar", "hello.jar",

            "--main-class", "Hello"};

    }

    public static void run(String name, String ext) throws Exception {

        init(name, ext);

        if (JPackageInstallerHelper.isVerifyInstall()) {

            verifyInstall();

        } else if (JPackageInstallerHelper.isVerifyUnInstall()) {

            verifyUnInstall();

        } else {

            JPackageHelper.createHelloInstallerJar();

            testCreateInstaller();

        }

    }

}