BetterEnd/src/main/java/ru/betterend/mixin/common/EndPodiumFeatureMixin.java

90 lines
3.7 KiB
Java

package ru.betterend.mixin.common;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Vec3i;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.nbt.NbtUtils;
import net.minecraft.world.level.WorldGenLevel;
import net.minecraft.world.level.levelgen.Heightmap.Types;
import net.minecraft.world.level.levelgen.feature.EndPodiumFeature;
import net.minecraft.world.level.levelgen.feature.FeaturePlaceContext;
import net.minecraft.world.level.levelgen.feature.configurations.NoneFeatureConfiguration;
import net.minecraft.world.level.levelgen.structure.templatesystem.StructurePlaceSettings;
import net.minecraft.world.level.levelgen.structure.templatesystem.StructureTemplate;
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.ModifyVariable;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import ru.bclib.api.WorldDataAPI;
import ru.bclib.util.StructureHelper;
import ru.betterend.BetterEnd;
import ru.betterend.world.generator.GeneratorOptions;
import java.util.Optional;
import java.util.Random;
@Mixin(EndPodiumFeature.class)
public class EndPodiumFeatureMixin {
private static BlockPos be_portalPosition;
@Final
@Shadow
private boolean active;
@Inject(method = "place", at = @At("HEAD"), cancellable = true)
private void be_place(FeaturePlaceContext<NoneFeatureConfiguration> featurePlaceContext, CallbackInfoReturnable<Boolean> info) {
if (!GeneratorOptions.hasPortal()) {
info.setReturnValue(false);
info.cancel();
}
else if (GeneratorOptions.replacePortal()) {
Random random = featurePlaceContext.random();
WorldGenLevel world = featurePlaceContext.level();
BlockPos blockPos = be_updatePortalPos(world);
StructureTemplate structure = StructureHelper.readStructure(BetterEnd.makeID(active ? "portal/end_portal_active" : "portal/end_portal_inactive"));
Vec3i size = structure.getSize();
blockPos = blockPos.offset(-(size.getX() >> 1), -3, -(size.getZ() >> 1));
structure.placeInWorld(world, blockPos, blockPos, new StructurePlaceSettings(), random, 2);
info.setReturnValue(true);
info.cancel();
}
}
@ModifyVariable(method = "place", ordinal = 0, at = @At("HEAD"))
private FeaturePlaceContext<NoneFeatureConfiguration> be_setPosOnGround(FeaturePlaceContext<NoneFeatureConfiguration> featurePlaceContext) {
WorldGenLevel world = featurePlaceContext.level();
BlockPos pos = be_updatePortalPos(world);
return new FeaturePlaceContext<NoneFeatureConfiguration>(
Optional.empty(),
world,
featurePlaceContext.chunkGenerator(),
featurePlaceContext.random(),
pos,
featurePlaceContext.config()
);
}
private BlockPos be_updatePortalPos(WorldGenLevel world) {
CompoundTag compound = WorldDataAPI.getRootTag(BetterEnd.MOD_ID).getCompound("portal");
be_portalPosition = NbtUtils.readBlockPos(compound);
if (be_portalPosition.getY() == 0) {
/*if (GeneratorOptions.useNewGenerator()) {
int y = TerrainGenerator.getHeight(0, 0, world.getLevel().getChunkSource().getGenerator().getBiomeSource());
be_portalPosition = new BlockPos(0, y, 0);
}
else {
be_portalPosition = new BlockPos(0, 65, 0);
}*/
int y = world.getHeight(Types.WORLD_SURFACE, 0, 0);
be_portalPosition = new BlockPos(0, y, 0);
WorldDataAPI.getRootTag(BetterEnd.MOD_ID).put("portal", NbtUtils.writeBlockPos(be_portalPosition));
WorldDataAPI.saveFile(BetterEnd.MOD_ID);
}
return be_portalPosition;
}
}