class="kw">package com.hypixel.hytale.server.core.modules.collision;

class="kw">import com.hypixel.hytale.component.Ref;
class="kw">import com.hypixel.hytale.math.util.ChunkUtil;
class="kw">import com.hypixel.hytale.protocol.BlockMaterial;
class="kw">import com.hypixel.hytale.server.core.asset.type.blockhitbox.BlockBoundingBoxes;
class="kw">import com.hypixel.hytale.server.core.asset.type.blocktype.config.BlockType;
class="kw">import com.hypixel.hytale.server.core.asset.type.fluid.Fluid;
class="kw">import com.hypixel.hytale.server.core.universe.world.World;
class="kw">import com.hypixel.hytale.server.core.universe.world.chunk.section.BlockSection;
class="kw">import com.hypixel.hytale.server.core.universe.world.chunk.section.FluidSection;
class="kw">import com.hypixel.hytale.server.core.universe.world.storage.ChunkStore;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;

class="kw">public class BlockDataProvider class="kw">extends BlockData {
   class="kw">protected class="kw">static int FULL_LEVEL = 8;
   @Nullable
   class="kw">protected World world;
   @Nullable
   class="kw">protected BlockSection chunkSection;
   class="kw">protected int chunkX;
   class="kw">protected int chunkY;
   class="kw">protected int chunkZ;
   @Nullable
   class="kw">protected Ref<ChunkStore> chunkSectionRef;

   class="kw">public BlockDataProvider() {
   }

   class="kw">public void initialize(World var1) {
      this.world = var1;
      this.blockId = Integer.MIN_VALUE;
      this.cleanup0();
   }

   class="kw">public void cleanup() {
      this.world = null;
      this.cleanup0();
   }

   class="kw">public void read(int var1, int var2, int var3) {
      int var4 = this.readBlockId(var1, var2, var3);
      int var5 = this.readFluidId(var1, var2, var3);
      if (this.blockId != var4 || this.fluidId != var5) {
         if (var4 == 0 && var5 == 0) {
            this.setBlock(0, BlockType.EMPTY, 0, 1);
            this.fluidId = 0;
            this.fluid = Fluid.EMPTY;
            this.fluidKey = "Empty";
            this.fillHeight = 0.0;
         } else if (var4 == 1) {
            this.setBlock(1, BlockType.UNKNOWN, 0, 4);
            this.fluidId = 0;
            this.fluid = Fluid.EMPTY;
            this.fluidKey = "Empty";
            this.fillHeight = 0.0;
         } else {
            this.blockId = var4;
            this.blockType = BlockType.getAssetMap().getAsset(var4);
            if (this.blockType.isUnknown()) {
               this.setBlock(var4, this.blockType, 0, 4);
               this.fluidId = 0;
               this.fluid = Fluid.EMPTY;
               this.fluidKey = "Empty";
               this.fillHeight = 0.0;
            } else {
               Fluid var6 = Fluid.getAssetMap().getAsset(var5);
               byte var7 = this.readFluidLevel(var1, var2, var3);
               this.blockTypeKey = this.blockType.getId();
               this.filler = this.readFiller(var1, var2, var3);
               this.rotation = this.readRotation(var1, var2, var3);
               if (this.blockType.getMaterial() == BlockMaterial.Solid) {
                  this.collisionMaterials = 4;
                  if (this.blockType.getHitboxTypeIndex() != 0) {
                     this.collisionMaterials = this.collisionMaterials + materialFromFillLevel(var6, var7);
                  }
               } else {
                  this.collisionMaterials = materialFromFillLevel(var6, var7);
               }

               this.fluidId = var5;
               this.fluid = var6;
               this.fluidKey = var6.getId();
               this.fillHeight = var5 != 0 ? (double)var7 / var6.getMaxFluidLevel() : 0.0;
               this.blockBoundingBoxes = null;
            }
         }
      }
   }

   class="kw">protected int readBlockId(int var1, int var2, int var3) {
      this.refreshSection(var1, var2, var3);
      class="kw">return this.chunkSection == null ? 1 : this.chunkSection.get(var1, var2, var3);
   }

   class="kw">protected int readRotation(int var1, int var2, int var3) {
      this.refreshSection(var1, var2, var3);
      class="kw">return this.chunkSection == null ? 0 : this.chunkSection.getRotationIndex(var1, var2, var3);
   }

   class="kw">protected int readFiller(int var1, int var2, int var3) {
      this.refreshSection(var1, var2, var3);
      class="kw">return this.chunkSection == null ? 0 : this.chunkSection.getFiller(var1, var2, var3);
   }

   class="kw">protected int readFluidId(int var1, int var2, int var3) {
      this.refreshSection(var1, var2, var3);
      if (this.chunkSectionRef == null) {
         class="kw">return 1;
      }

      FluidSection var4 = this.world.getChunkStore().getStore().getComponent(this.chunkSectionRef, FluidSection.getComponentType());
      class="kw">return var4 == null ? 1 : var4.getFluidId(var1, var2, var3);
   }

   class="kw">protected byte readFluidLevel(int var1, int var2, int var3) {
      this.refreshSection(var1, var2, var3);
      if (this.chunkSectionRef == null) {
         class="kw">return 0;
      }

      FluidSection var4 = this.world.getChunkStore().getStore().getComponent(this.chunkSectionRef, FluidSection.getComponentType());
      class="kw">return var4 == null ? 0 : var4.getFluidLevel(var1, var2, var3);
   }

   class="kw">protected void refreshSection(int var1, int var2, int var3) {
      int var4 = ChunkUtil.chunkCoordinate(var1);
      int var5 = ChunkUtil.chunkCoordinate(var2);
      int var6 = ChunkUtil.chunkCoordinate(var3);
      if (this.chunkSection == null
         || this.chunkSectionRef == null
         || !this.chunkSectionRef.isValid()
         || this.chunkX != var4
         || this.chunkY != var5
         || this.chunkZ != var6) {
         this.chunkSectionRef = this.world.getChunkStore().getChunkSectionReference(var4, var5, var6);
         this.chunkSection = this.chunkSectionRef != null && this.chunkSectionRef.isValid()
            ? this.world.getChunkStore().getStore().getComponent(this.chunkSectionRef, BlockSection.getComponentType())
            : null;
         this.chunkX = var4;
         this.chunkY = var5;
         this.chunkZ = var6;
      }
   }

   class="kw">protected void setBlock(int var1, @Nonnull BlockType var2, int var3, int var4, BlockBoundingBoxes var5) {
      this.blockId = var1;
      this.rotation = var3;
      this.blockType = var2;
      this.blockTypeKey = var2.getId();
      this.collisionMaterials = var4;
      this.blockBoundingBoxes = var5;
      this.fillHeight = 0.0;
   }

   class="kw">protected void setBlock(int var1, @Nonnull BlockType var2, int var3, int var4) {
      this.setBlock(var1, var2, var3, var4, BlockBoundingBoxes.UNIT_BOX);
   }

   class="kw">protected void cleanup0() {
      this.chunkSectionRef = null;
      this.chunkSection = null;
      this.blockType = null;
      this.blockTypeKey = null;
      this.blockBoundingBoxes = null;
      this.fluid = null;
      this.fluidKey = null;
   }

   class="kw">protected class="kw">static int materialFromFillLevel(@Nonnull Fluid var0, byte var1) {
      if (var1 == 0) {
         class="kw">return 1;
      } else {
         class="kw">return var1 == var0.getMaxFluidLevel() ? 2 : 3;
      }
   }
}