package net.minecraft.client.renderer.blockentity;

import com.mojang.blaze3d.vertex.PoseStack;
import com.mojang.math.Axis;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.renderer.MultiBufferSource;
import net.minecraft.client.renderer.blockentity.BlockEntityRendererProvider.Context;
import net.minecraft.client.renderer.entity.EntityRenderDispatcher;
import net.minecraft.util.Mth;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.BaseSpawner;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.block.entity.SpawnerBlockEntity;

@Environment(EnvType.CLIENT)
public class SpawnerRenderer implements BlockEntityRenderer<SpawnerBlockEntity> {
	private final EntityRenderDispatcher entityRenderer;

	public SpawnerRenderer(Context context) {
		this.entityRenderer = context.getEntityRenderer();
	}

	public void render(SpawnerBlockEntity blockEntity, float partialTick, PoseStack poseStack, MultiBufferSource bufferSource, int packedLight, int packedOverlay) {
		Level level = blockEntity.getLevel();
		if (level != null) {
			BaseSpawner baseSpawner = blockEntity.getSpawner();
			Entity entity = baseSpawner.getOrCreateDisplayEntity(level, blockEntity.getBlockPos());
			if (entity != null) {
				renderEntityInSpawner(partialTick, poseStack, bufferSource, packedLight, entity, this.entityRenderer, baseSpawner.getoSpin(), baseSpawner.getSpin());
			}
		}
	}

	public static void renderEntityInSpawner(
		float partialTick,
		PoseStack poseStack,
		MultiBufferSource buffer,
		int packedLight,
		Entity entity,
		EntityRenderDispatcher entityRenderer,
		double oSpin,
		double spin
	) {
		poseStack.pushPose();
		poseStack.translate(0.5F, 0.0F, 0.5F);
		float f = 0.53125F;
		float g = Math.max(entity.getBbWidth(), entity.getBbHeight());
		if (g > 1.0) {
			f /= g;
		}

		poseStack.translate(0.0F, 0.4F, 0.0F);
		poseStack.mulPose(Axis.YP.rotationDegrees((float)Mth.lerp((double)partialTick, oSpin, spin) * 10.0F));
		poseStack.translate(0.0F, -0.2F, 0.0F);
		poseStack.mulPose(Axis.XP.rotationDegrees(-30.0F));
		poseStack.scale(f, f, f);
		entityRenderer.render(entity, 0.0, 0.0, 0.0, partialTick, poseStack, buffer, packedLight);
		poseStack.popPose();
	}
}