/*
 * 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.mcp.function;

import net.minecraftforge.gradle.mcp.util.MCPEnvironment;
import com.google.gson.Gson;
import com.google.gson.JsonObject;

import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;

class DownloadCoreFunction extends DownloadFileFunction {
    DownloadCoreFunction(String artifact, String ext) {
        super(env -> artifact + '.' + ext, env -> getDownloadInfo(env, artifact, ext));
    }

    private static DownloadInfo getDownloadInfo(MCPEnvironment environment, String artifact, String extension) {
        try {
            Gson gson = new Gson();
            Reader reader = new FileReader(environment.getStepOutput("downloadManifest"));
            JsonObject json = gson.fromJson(reader, JsonObject.class);
            reader.close();

            JsonObject artifactInfo = json.getAsJsonObject("downloads").getAsJsonObject(artifact);
            String url = artifactInfo.get("url").getAsString();
            String hash = artifactInfo.get("sha1").getAsString();
            String version = json.getAsJsonObject().get("id").getAsString();
            return new DownloadInfo(url, hash, extension, version, artifact);
        } catch (IOException ex) {
            throw new RuntimeException(ex);
        }
    }

}

/*
 * 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.mcp.function;

import net.minecraftforge.gradle.mcp.util.MCPEnvironment;
import com.google.gson.Gson;
import com.google.gson.JsonObject;

import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;

class DownloadCoreFunction extends DownloadFileFunction {
    DownloadCoreFunction(String artifact, String ext) {
        super(env -> artifact + '.' + ext, env -> getDownloadInfo(env, artifact, ext));
    }

    private static DownloadInfo getDownloadInfo(MCPEnvironment environment, String artifact, String extension) {
        try {
            Gson gson = new Gson();
            Reader reader = new FileReader(environment.getStepOutput("downloadJson"));
            JsonObject json = gson.fromJson(reader, JsonObject.class);
            reader.close();

            JsonObject artifactInfo = json.getAsJsonObject("downloads").getAsJsonObject(artifact);
            String url = artifactInfo.get("url").getAsString();
            String hash = artifactInfo.get("sha1").getAsString();
            String version = json.getAsJsonObject().get("id").getAsString();
            return new DownloadInfo(url, hash, extension, version, artifact);
        } catch (IOException ex) {
            throw new RuntimeException(ex);
        }
    }

}

Fix typo in step output name (#751)