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Hello message initiated on Server

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This commit is contained in:
Frank Bauer 2021-07-31 10:32:09 +02:00
parent 165c6e5b22
commit c621b0525e
2 changed files with 24 additions and 21 deletions
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src/main/java/ru/bclib/api/dataexchange/handler/HelloClient.java Normal file
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package ru.bclib.api.dataexchange.handler;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.fabricmc.fabric.api.networking.v1.PacketSender;
import net.fabricmc.loader.api.FabricLoader;
import net.fabricmc.loader.api.ModContainer;
import net.minecraft.client.Minecraft;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.MinecraftServer;
import ru.bclib.BCLib;
import ru.bclib.api.dataexchange.DataExchangeAPI;
import ru.bclib.api.dataexchange.DataHandler;
import ru.bclib.api.dataexchange.DataHandlerDescriptor;
import ru.bclib.api.datafixer.DataFixerAPI;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
public class HelloClient extends DataHandler {
public static DataHandlerDescriptor DESCRIPTOR = new DataHandlerDescriptor(new ResourceLocation(BCLib.MOD_ID, "hello_client"), HelloClient::new, true);
public HelloClient() {
super(DESCRIPTOR.IDENTIFIER, true);
}
public static String getModVersion(String modID){
Optional<ModContainer> optional = FabricLoader.getInstance().getModContainer(modID);
if (optional.isPresent()) {
ModContainer modContainer = optional.get();
return modContainer.getMetadata().getVersion().toString();
}
return "0.0.0";
}
protected static String getBCLibVersion(){
return getModVersion(BCLib.MOD_ID);
}
String bclibVersion ="0.0.0";
Map<String, String> modVersion = new HashMap<>();
@Override
protected void deserializeFromIncomingData(FriendlyByteBuf buf, PacketSender responseSender, boolean fromClient) {
bclibVersion = DataFixerAPI.getModVersion(buf.readInt());
modVersion = new HashMap<>();
int count = buf.readInt();
for (int i=0; i< count; i++){
String id = readString(buf);
String version = DataFixerAPI.getModVersion(buf.readInt());
modVersion.put(id, version);
}
}
@Override
protected void runOnGameThread(Minecraft client, MinecraftServer server, boolean isClient) {
String localBclibVersion = getBCLibVersion();
BCLib.LOGGER.info("Hello Client received from BCLib. (client="+localBclibVersion+", server="+bclibVersion+")");
if (DataFixerAPI.getModVersion(localBclibVersion) == DataFixerAPI.getModVersion(bclibVersion)){
showBCLibError(client);
return;
}
for (Entry<String, String> e : modVersion.entrySet()){
String ver = getModVersion(e.getKey());
BCLib.LOGGER.info(" - " + e.getKey() + " (client="+ver+", server="+ver+")");
}
}
@Override
protected void serializeData(FriendlyByteBuf buf) {
final List<String> mods = DataExchangeAPI.registeredMods();
buf.writeInt(DataFixerAPI.getModVersion(getBCLibVersion()));
buf.writeInt(mods.size());
for (String modID : mods) {
writeString(buf, modID);
buf.writeInt(DataFixerAPI.getModVersion(getModVersion(modID)));
}
}
@Environment(EnvType.CLIENT)
protected void showBCLibError(Minecraft client){
BCLib.LOGGER.error("BCLib differs on client and server. Stopping.");
client.stop();
}
}