//
//  ========================================================================
//  Copyright (c) 1995-2019 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.start;

import java.io.File;
import java.io.IOException;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;

import org.eclipse.jetty.start.config.ConfigSources;
import org.eclipse.jetty.start.config.JettyBaseConfigSource;
import org.eclipse.jetty.start.config.JettyHomeConfigSource;
import org.eclipse.jetty.toolchain.test.IO;
import org.eclipse.jetty.toolchain.test.MavenTestingUtils;
import org.junit.jupiter.api.Test;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.startsWith;

public class BaseHomeTest
{
    public static void assertPathList(BaseHome hb, String message, List<String> expected, PathFinder finder)
    {
        List<String> actual = new ArrayList<>();
        for (Path path : finder.getHits())
        {
            actual.add(hb.toShortForm(path.toFile()));
        }

        if (actual.size() != expected.size())
        {
            System.out.printf("Actual Path(s): %,d hits%n", actual.size());
            for (String path : actual)
            {
                System.out.printf(" %s%n", path);
            }
            System.out.printf("Expected Path(s): %,d entries%n", expected.size());
            for (String path : expected)
            {
                System.out.printf(" %s%n", path);
            }
        }
        assertThat(message + ": " + Utils.join(actual, ", "), actual, containsInAnyOrder(expected.toArray()));
    }

    public static void assertPathList(BaseHome hb, String message, List<String> expected, List<Path> paths)
    {
        List<String> actual = new ArrayList<>();
        for (Path path : paths)
        {
            actual.add(hb.toShortForm(path.toFile()));
        }

        if (actual.size() != expected.size())
        {
            System.out.printf("Actual Path(s): %,d hits%n", actual.size());
            for (String path : actual)
            {
                System.out.printf(" %s%n", path);
            }
            System.out.printf("Expected Path(s): %,d entries%n", expected.size());
            for (String path : expected)
            {
                System.out.printf(" %s%n", path);
            }
        }
        assertThat(message + ": " + Utils.join(actual, ", "), actual, containsInAnyOrder(expected.toArray()));
    }

    public static void assertFileList(BaseHome hb, String message, List<String> expected, List<File> files)
    {
        List<String> actual = new ArrayList<>();
        for (File file : files)
        {
            actual.add(hb.toShortForm(file));
        }
        assertThat(message + ": " + Utils.join(actual, ", "), actual, containsInAnyOrder(expected.toArray()));
    }

    @Test
    public void testGetPath_OnlyHome() throws IOException
    {
        File homeDir = MavenTestingUtils.getTestResourceDir("hb.1/home");

        ConfigSources config = new ConfigSources();
        config.add(new JettyHomeConfigSource(homeDir.toPath()));

        BaseHome hb = new BaseHome(config);
        Path startIni = hb.getPath("start.ini");

        String ref = hb.toShortForm(startIni);
        assertThat("Reference", ref, startsWith("${jetty.home}"));

        String contents = IO.readToString(startIni.toFile());
        assertThat("Contents", contents, containsString("Home Ini"));
    }

    @Test
    public void testGetPaths_OnlyHome() throws IOException
    {
        File homeDir = MavenTestingUtils.getTestResourceDir("hb.1/home");

        ConfigSources config = new ConfigSources();
        config.add(new JettyHomeConfigSource(homeDir.toPath()));

        BaseHome hb = new BaseHome(config);
        List<Path> paths = hb.getPaths("start.d/*");

        List<String> expected = new ArrayList<>();
        expected.add("${jetty.home}/start.d/jmx.ini");
        expected.add("${jetty.home}/start.d/jndi.ini");
        expected.add("${jetty.home}/start.d/jsp.ini");
        expected.add("${jetty.home}/start.d/logging.ini");
        expected.add("${jetty.home}/start.d/ssl.ini");
        FSTest.toFsSeparators(expected);

        assertPathList(hb, "Paths found", expected, paths);
    }

    @Test
    public void testGetPaths_OnlyHome_InisOnly() throws IOException
    {
        File homeDir = MavenTestingUtils.getTestResourceDir("hb.1/home");

        ConfigSources config = new ConfigSources();
        config.add(new JettyHomeConfigSource(homeDir.toPath()));

        BaseHome hb = new BaseHome(config);
        List<Path> paths = hb.getPaths("start.d/*.ini");

        List<String> expected = new ArrayList<>();
        expected.add("${jetty.home}/start.d/jmx.ini");
        expected.add("${jetty.home}/start.d/jndi.ini");
        expected.add("${jetty.home}/start.d/jsp.ini");
        expected.add("${jetty.home}/start.d/logging.ini");
        expected.add("${jetty.home}/start.d/ssl.ini");
        FSTest.toFsSeparators(expected);

        assertPathList(hb, "Paths found", expected, paths);
    }

    @Test
    public void testGetPaths_Both() throws IOException
    {
        File homeDir = MavenTestingUtils.getTestResourceDir("hb.1/home");
        File baseDir = MavenTestingUtils.getTestResourceDir("hb.1/base");

        ConfigSources config = new ConfigSources();
        config.add(new JettyBaseConfigSource(baseDir.toPath()));
        config.add(new JettyHomeConfigSource(homeDir.toPath()));

        BaseHome hb = new BaseHome(config);
        List<Path> paths = hb.getPaths("start.d/*.ini");

        List<String> expected = new ArrayList<>();
        expected.add("${jetty.base}/start.d/jmx.ini");
        expected.add("${jetty.home}/start.d/jndi.ini");
        expected.add("${jetty.home}/start.d/jsp.ini");
        expected.add("${jetty.base}/start.d/logging.ini");
        expected.add("${jetty.home}/start.d/ssl.ini");
        expected.add("${jetty.base}/start.d/myapp.ini");
        FSTest.toFsSeparators(expected);

        assertPathList(hb, "Paths found", expected, paths);
    }

    @Test
    public void testDefault() throws IOException
    {
        BaseHome bh = new BaseHome();
        assertThat("Home", bh.getHome(), notNullValue());
        assertThat("Base", bh.getBase(), notNullValue());
    }

    @Test
    public void testGetPath_Both() throws IOException
    {
        File homeDir = MavenTestingUtils.getTestResourceDir("hb.1/home");
        File baseDir = MavenTestingUtils.getTestResourceDir("hb.1/base");

        ConfigSources config = new ConfigSources();
        config.add(new JettyBaseConfigSource(baseDir.toPath()));
        config.add(new JettyHomeConfigSource(homeDir.toPath()));

        BaseHome hb = new BaseHome(config);
        Path startIni = hb.getPath("start.ini");

        String ref = hb.toShortForm(startIni);
        assertThat("Reference", ref, startsWith("${jetty.base}"));

        String contents = IO.readToString(startIni.toFile());
        assertThat("Contents", contents, containsString("Base Ini"));
    }
}
