AdvancementInfo/src/main/java/de/guntram/mcmod/advancementinfo/mixin/AdvancementDisplayMixin.java

package de.guntram.mcmod.advancementinfo.mixin;

import de.guntram.mcmod.advancementinfo.AdvancementInfo;
import net.minecraft.advancement.AdvancementDisplay;
import net.minecraft.text.Text;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;


@Mixin(AdvancementDisplay.class)
public class AdvancementDisplayMixin {
    
    @Shadow @Final private boolean hidden;
    @Shadow @Final private Text title;

    @Inject(method="isHidden", at=@At("HEAD"), cancellable = true)
    
    public void isHiddenOverride(CallbackInfoReturnable<Boolean> cir) {
        cir.cancel();
        cir.setReturnValue(hidden && !AdvancementInfo.showAll);
    }
}