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Add infrastructure to sync server config changes to connected clients #192

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7 changes: 7 additions & 0 deletions loader/src/main/java/net/neoforged/fml/Bindings.java
Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,11 @@

import java.util.ServiceLoader;
import net.neoforged.bus.api.IEventBus;
import net.neoforged.fml.config.IConfigSpec;
import net.neoforged.fml.config.ModConfig;
import net.neoforged.fml.loading.FMLLoader;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.Nullable;

@ApiStatus.Internal
public class Bindings {
Expand All @@ -26,4 +29,8 @@ public class Bindings {
public static IEventBus getGameBus() {
return provider.getGameBus();
}

public static void fireConfigChanged(ModConfig modConfig, @Nullable IConfigSpec.ILoadedConfig loadedConfig) {
provider.onConfigChanged(modConfig, loadedConfig);
}
}
9 changes: 9 additions & 0 deletions loader/src/main/java/net/neoforged/fml/IBindingsProvider.java
Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,18 @@
package net.neoforged.fml;

import net.neoforged.bus.api.IEventBus;
import net.neoforged.fml.config.IConfigSpec;
import net.neoforged.fml.config.ModConfig;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.Nullable;

@ApiStatus.Internal
public interface IBindingsProvider {
IEventBus getGameBus();

/**
* Invoked when a config changed or might have changed, but not necessarily when a config is loaded.
* This method may be called from any thread, at any time.
*/
void onConfigChanged(ModConfig modConfig, @Nullable IConfigSpec.ILoadedConfig loadedConfig);
}
Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

import com.electronwill.nightconfig.core.CommentedConfig;
import java.nio.file.Path;
import net.neoforged.fml.Bindings;
import net.neoforged.fml.event.config.ModConfigEvent;
import org.jetbrains.annotations.Nullable;

Expand All @@ -22,5 +23,6 @@ public void save() {
} finally {
modConfig.lock.unlock();
}
Bindings.fireConfigChanged(modConfig, this);
}
}
3 changes: 3 additions & 0 deletions loader/src/main/java/net/neoforged/fml/config/ModConfig.java
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.function.Function;
import net.neoforged.fml.Bindings;
import net.neoforged.fml.ModContainer;
import net.neoforged.fml.event.config.ModConfigEvent;
import net.neoforged.fml.loading.StringUtils;
Expand Down Expand Up @@ -80,6 +81,8 @@ void setConfig(@Nullable LoadedConfig loadedConfig, Function<ModConfig, ModConfi
} finally {
lock.unlock();
}

Bindings.fireConfigChanged(this, loadedConfig);
}

public enum Type {
Expand Down
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