1 files changed, 20 insertions, 4 deletions
diff --git a/src/main/java/ftbsc/bscv/tools/Setting.java b/src/main/java/ftbsc/bscv/tools/Setting.java
index 7f4d627..99f5480 100644
--- a/src/main/java/ftbsc/bscv/tools/Setting.java
+++ b/src/main/java/ftbsc/bscv/tools/Setting.java
@@ -7,6 +7,7 @@ import net.minecraftforge.common.ForgeConfigSpec;
 import net.minecraftforge.server.command.EnumArgument;
 
 import java.util.Optional;
+import java.util.function.Consumer;
 
 import static ftbsc.bscv.Boscovicino.log;
 
@@ -15,12 +16,14 @@ public abstract class Setting<T> {
 	protected Optional<String> name;
 	protected Optional<String> comment;
 	protected Optional<T> fallback;
+	protected Optional<Consumer<T>> callback;
 
 
 	Setting() {
 		this.name = Optional.empty();
 		this.comment = Optional.empty();
 		this.fallback = Optional.empty();
+		this.callback = Optional.empty();
 	}
 
 	public Setting<T> name(String name) {
@@ -38,6 +41,11 @@ public abstract class Setting<T> {
 		return this;
 	}
 
+	public Setting<T> callback(Consumer<T> callback) {
+		this.callback = Optional.of(callback);
+		return this;
+	}
+
 	abstract ForgeConfigSpec.ConfigValue<T> value(ForgeConfigSpec.Builder builder);
 
 	abstract ArgumentType<T> argument();
@@ -47,21 +55,29 @@ public abstract class Setting<T> {
 	public ForgeConfigSpec.ConfigValue<T> build(IModule module) {
 		ForgeConfigSpec.ConfigValue<T> conf = this.value(module.getConfigBuilder());
 
+		String optName = this.name.get();
+		Class<T> clazz = this.clazz();
+		ArgumentType<T> arg = this.argument();
+		Consumer<T> cb = this.callback.isPresent() ? this.callback.get() : null;
+
 		module.getDispatcher().register(
 			Commands.literal(module.getName().toLowerCase())
 				.then(
-					Commands.literal(this.name.get())
+					Commands.literal(optName)
 					.then(
-						Commands.argument(this.name.get(), this.argument())
+						Commands.argument(optName, arg)
 							.executes( ctx -> {
-								T value = ctx.getArgument(this.name.get(), this.clazz());
+								T value = ctx.getArgument(optName, clazz);
+								if (cb != null) {
+									cb.accept(value);
+								}
 								conf.set(value);
 								conf.save();
 								log(String.format("> %s -> %s <", String.join(".", conf.getPath()), conf.get().toString()));
 								return 1;
 							}))
 					.executes(ctx -> {
-						log(String.format("> %s: %s <", name, conf.get().toString()));
+						log(String.format("> %s: %s <", optName, conf.get().toString()));
 						return 1;
 					})
 				)