// Path: src/common/java/net/minecraftforge/gradle/common/util/ManifestJson.java
// public class ManifestJson {
//     public ManifestJson.VersionInfo[] versions;
//     public static class VersionInfo {
//         public String id;
//         public URL url;
//     }
// 
//     @Nullable
//     public URL getUrl(@Nullable String version) {
//         if (version == null) {
//             return null;
//         }
//         for (VersionInfo info : versions) {
//             if (version.equals(info.id)) {
//                 return info.url;
//             }
//         }
//         return null;
//     }
// }


import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import net.minecraftforge.gradle.common.util.ManifestJson;
import org.apache.commons.io.FileUtils;
import org.gradle.api.DefaultTask;
import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.Internal;
import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;
/*
 * ForgeGradle
 * Copyright (C) 2018 Forge Development LLC
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
 * USA
 */

package net.minecraftforge.gradle.common.tasks;




public abstract class DownloadMCMeta extends DefaultTask {
    // TODO: convert this into a property?
    private static final String MANIFEST_URL = "https://launchermeta.mojang.com/mc/game/version_manifest.json";
    private static final Gson GSON = new GsonBuilder().create();

    public DownloadMCMeta() {
        getManifest().convention(getProject().getLayout().getBuildDirectory().dir(getName()).map(s -> s.file("manifest.json")));
        getOutput().convention(getProject().getLayout().getBuildDirectory().dir(getName()).map(s -> s.file("version.json")));
    }

    @TaskAction
    public void downloadMCMeta() throws IOException {
        try (InputStream manin = new URL(MANIFEST_URL).openStream()) {
// Path: src/common/java/net/minecraftforge/gradle/common/util/ManifestJson.java
// public class ManifestJson {
//     public ManifestJson.VersionInfo[] versions;
//     public static class VersionInfo {
//         public String id;
//         public URL url;
//     }
// 
//     @Nullable
//     public URL getUrl(@Nullable String version) {
//         if (version == null) {
//             return null;
//         }
//         for (VersionInfo info : versions) {
//             if (version.equals(info.id)) {
//                 return info.url;
//             }
//         }
//         return null;
//     }
// }


// Path: src/common/java/net/minecraftforge/gradle/common/tasks/DownloadMCMeta.java
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import net.minecraftforge.gradle.common.util.ManifestJson;
import org.apache.commons.io.FileUtils;
import org.gradle.api.DefaultTask;
import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.Internal;
import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;

/*
 * ForgeGradle
 * Copyright (C) 2018 Forge Development LLC
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
 * USA
 */

package net.minecraftforge.gradle.common.tasks;




public abstract class DownloadMCMeta extends DefaultTask {
    // TODO: convert this into a property?
    private static final String MANIFEST_URL = "https://launchermeta.mojang.com/mc/game/version_manifest.json";
    private static final Gson GSON = new GsonBuilder().create();

    public DownloadMCMeta() {
        getManifest().convention(getProject().getLayout().getBuildDirectory().dir(getName()).map(s -> s.file("manifest.json")));
        getOutput().convention(getProject().getLayout().getBuildDirectory().dir(getName()).map(s -> s.file("version.json")));
    }

    @TaskAction
    public void downloadMCMeta() throws IOException {
        try (InputStream manin = new URL(MANIFEST_URL).openStream()) {
            URL url = GSON.fromJson(new InputStreamReader(manin), ManifestJson.class).getUrl(getMCVersion().get());