/*
 * Decompiled with CFR 0.152.
 * 
 * Could not load the following classes:
 *  javax.annotation.Nullable
 */
package de.maxhenkel.voicechat.integration.viaversion;

import de.maxhenkel.voicechat.Voicechat;
import de.maxhenkel.voicechat.util.Key;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import javax.annotation.Nullable;

public class ViaVersionCompatibility {
    public static void register() throws Exception {
        Class<?> protocol113to1122 = ViaVersionCompatibility.getClass("com.viaversion.viaversion.protocols.protocol1_13to1_12_2.Protocol1_13To1_12_2");
        if (protocol113to1122 != null) {
            ViaVersionCompatibility.registerPackets(protocol113to1122);
            return;
        }
        Class<?> protocol1122to113 = ViaVersionCompatibility.getClass("com.viaversion.viaversion.protocols.v1_12_2to1_13.Protocol1_12_2To1_13");
        if (protocol1122to113 != null) {
            ViaVersionCompatibility.registerPackets(protocol1122to113);
            return;
        }
    }

    private static void registerPackets(Class<?> protocolClass) throws Exception {
        Field mappingsField = protocolClass.getDeclaredField("MAPPINGS");
        Object mappings = mappingsField.get(null);
        Method getChannelMappings = mappings.getClass().getDeclaredMethod("getChannelMappings", new Class[0]);
        Object mappingMap = getChannelMappings.invoke(mappings, new Object[0]);
        Method put = mappingMap.getClass().getDeclaredMethod("put", Object.class, Object.class);
        for (String id : Voicechat.netManager.getPackets()) {
            Key key = Key.parse(id);
            put.invoke(mappingMap, String.format("%s:%s", "vc", key.getValue()), String.format("%s:%s", "voicechat", key.getValue()));
        }
    }

    @Nullable
    private static Class<?> getClass(String name) {
        try {
            return Class.forName(name);
        }
        catch (ClassNotFoundException e) {
            return null;
        }
    }
}