src/game/java/com/mojang/realmsclient/dto/UploadInfo.java

package com.mojang.realmsclient.dto;

import com.google.common.annotations.VisibleForTesting;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.mojang.logging.LogUtils;
import com.mojang.realmsclient.util.JsonUtils;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.Nullable;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;
import org.slf4j.Logger;

@OnlyIn(Dist.CLIENT)
public class UploadInfo extends ValueObject {
    private static final Logger LOGGER = LogUtils.getLogger();
    private static final String DEFAULT_SCHEMA = "http://";
    private static final int DEFAULT_PORT = 8080;
    private static final Pattern URI_SCHEMA_PATTERN = Pattern.compile("^[a-zA-Z][-a-zA-Z0-9+.]+:");
    private final boolean worldClosed;
    @Nullable
    private final String token;
    private final URI uploadEndpoint;

    private UploadInfo(boolean p_87693_, @Nullable String p_87694_, URI p_87695_) {
        this.worldClosed = p_87693_;
        this.token = p_87694_;
        this.uploadEndpoint = p_87695_;
    }

    @Nullable
    public static UploadInfo parse(String p_87701_) {
        try {
            JsonParser jsonparser = new JsonParser();
            JsonObject jsonobject = jsonparser.parse(p_87701_).getAsJsonObject();
            String s = JsonUtils.getStringOr("uploadEndpoint", jsonobject, null);
            if (s != null) {
                int i = JsonUtils.getIntOr("port", jsonobject, -1);
                URI uri = assembleUri(s, i);
                if (uri != null) {
                    boolean flag = JsonUtils.getBooleanOr("worldClosed", jsonobject, false);
                    String s1 = JsonUtils.getStringOr("token", jsonobject, null);
                    return new UploadInfo(flag, s1, uri);
                }
            }
        } catch (Exception exception) {
            LOGGER.error("Could not parse UploadInfo: {}", exception.getMessage());
        }

        return null;
    }

    @Nullable
    @VisibleForTesting
    public static URI assembleUri(String p_87703_, int p_87704_) {
        Matcher matcher = URI_SCHEMA_PATTERN.matcher(p_87703_);
        String s = ensureEndpointSchema(p_87703_, matcher);

        try {
            URI uri = new URI(s);
            int i = selectPortOrDefault(p_87704_, uri.getPort());
            return i != uri.getPort() ? new URI(uri.getScheme(), uri.getUserInfo(), uri.getHost(), i, uri.getPath(), uri.getQuery(), uri.getFragment()) : uri;
        } catch (URISyntaxException urisyntaxexception) {
            LOGGER.warn("Failed to parse URI {}", s, urisyntaxexception);
            return null;
        }
    }

    private static int selectPortOrDefault(int p_87698_, int p_87699_) {
        if (p_87698_ != -1) {
            return p_87698_;
        } else {
            return p_87699_ != -1 ? p_87699_ : 8080;
        }
    }

    private static String ensureEndpointSchema(String p_87706_, Matcher p_87707_) {
        return p_87707_.find() ? p_87706_ : "http://" + p_87706_;
    }

    public static String createRequest(@Nullable String p_87710_) {
        JsonObject jsonobject = new JsonObject();
        if (p_87710_ != null) {
            jsonobject.addProperty("token", p_87710_);
        }

        return jsonobject.toString();
    }

    @Nullable
    public String getToken() {
        return this.token;
    }

    public URI getUploadEndpoint() {
        return this.uploadEndpoint;
    }

    public boolean isWorldClosed() {
        return this.worldClosed;
    }
}