More work

common/src/main/java/com/viaversion/viabackwards/protocol/v1_21_2to1_21/rewriter/BlockItemPacketRewriter1_21_2.java

@@ -20,7 +20,10 @@ package com.viaversion.viabackwards.protocol.v1_21_2to1_21.rewriter;
 import com.viaversion.viabackwards.api.rewriters.BackwardsStructuredItemRewriter;
 import com.viaversion.viabackwards.protocol.v1_21_2to1_21.Protocol1_21_2To1_21;
 import com.viaversion.viaversion.api.connection.UserConnection;
+import com.viaversion.viaversion.api.minecraft.HolderSet;
+import com.viaversion.viaversion.api.minecraft.Particle;
 import com.viaversion.viaversion.api.minecraft.item.Item;
+import com.viaversion.viaversion.api.minecraft.item.StructuredItem;
 import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
 import com.viaversion.viaversion.api.type.Types;
 import com.viaversion.viaversion.api.type.types.chunk.ChunkType1_20_2;
@@ -31,7 +34,9 @@ import com.viaversion.viaversion.protocols.v1_20_3to1_20_5.packet.ServerboundPac
 import com.viaversion.viaversion.protocols.v1_20_5to1_21.packet.ClientboundPackets1_21;
 import com.viaversion.viaversion.protocols.v1_21to1_21_2.packet.ClientboundPacket1_21_2;
 import com.viaversion.viaversion.protocols.v1_21to1_21_2.packet.ClientboundPackets1_21_2;
+import com.viaversion.viaversion.protocols.v1_21to1_21_2.rewriter.RecipeRewriter1_21_2;
 import com.viaversion.viaversion.rewriter.BlockRewriter;
+import com.viaversion.viaversion.rewriter.SoundRewriter;
 
 import static com.viaversion.viaversion.protocols.v1_21to1_21_2.rewriter.BlockItemPacketRewriter1_21_2.downgradeItemData;
 import static com.viaversion.viaversion.protocols.v1_21to1_21_2.rewriter.BlockItemPacketRewriter1_21_2.updateItemData;
@@ -107,6 +112,92 @@ public final class BlockItemPacketRewriter1_21_2 extends BackwardsStructuredItem
             final int slot = wrapper.read(Types.VAR_INT);
             wrapper.write(Types.SHORT, (short) slot);
         });
+
+        protocol.registerClientbound(ClientboundPackets1_21_2.EXPLODE, wrapper -> {
+            wrapper.passthrough(Types.DOUBLE); // Center X
+            wrapper.passthrough(Types.DOUBLE); // Center Y
+            wrapper.passthrough(Types.DOUBLE); // Center Z
+
+            // TODO
+            wrapper.write(Types.FLOAT, 0F); // Power
+            wrapper.write(Types.VAR_INT, 0); // No blocks affected
+
+            double knockbackX = 0;
+            double knockbackY = 0;
+            double knockbackZ = 0;
+            if (wrapper.read(Types.BOOLEAN)) {
+                knockbackX = wrapper.read(Types.DOUBLE);
+                knockbackY = wrapper.read(Types.DOUBLE);
+                knockbackZ = wrapper.read(Types.DOUBLE);
+            }
+            wrapper.write(Types.FLOAT, (float) knockbackX);
+            wrapper.write(Types.FLOAT, (float) knockbackY);
+            wrapper.write(Types.FLOAT, (float) knockbackZ);
+
+            wrapper.write(Types.VAR_INT, 0); // Block interaction type
+
+            final Particle explosionParticle = wrapper.read(Types1_21.PARTICLE);
+            rewriteParticle(wrapper.user(), explosionParticle);
+            // As small and large explosion particle
+            wrapper.write(Types1_21_2.PARTICLE, explosionParticle);
+            wrapper.write(Types1_21_2.PARTICLE, explosionParticle);
+
+            new SoundRewriter<>(protocol).soundHolderHandler().handle(wrapper);
+        });
+
+        new RecipeRewriter1_21_2<>(protocol) {
+            @Override
+            protected void handleIngredient(final PacketWrapper wrapper) {
+                wrapper.write(mappedItemArrayType(), ingredient(wrapper));
+            }
+
+            @Override
+            public void handleCraftingShaped(final PacketWrapper wrapper) {
+                wrapper.passthrough(Types.STRING); // Group
+                wrapper.passthrough(Types.VAR_INT); // Crafting book category
+                wrapper.passthrough(Types.VAR_INT); // Width
+                wrapper.passthrough(Types.VAR_INT); // Height
+
+                final int ingredients = wrapper.read(Types.VAR_INT);
+                for (int i = 0; i < ingredients; i++) {
+                    wrapper.write(mappedItemArrayType(), ingredient(wrapper));
+                }
+
+                wrapper.write(mappedItemType(), rewrite(wrapper.user(), wrapper.read(itemType()))); // Result
+                wrapper.passthrough(Types.BOOLEAN); // Show notification
+            }
+
+            @Override
+            public void handleCraftingShapeless(final PacketWrapper wrapper) {
+                wrapper.passthrough(Types.STRING); // Group
+                wrapper.passthrough(Types.VAR_INT); // Crafting book category
+
+                // Move below
+                final Item result = rewrite(wrapper.user(), wrapper.read(itemType()));
+
+                final int ingredients = wrapper.passthrough(Types.VAR_INT);
+                for (int i = 0; i < ingredients; i++) {
+                    wrapper.write(mappedItemArrayType(), ingredient(wrapper));
+                }
+
+                wrapper.write(mappedItemType(), result);
+            }
+
+            private Item[] ingredient(final PacketWrapper wrapper) {
+                final HolderSet ingredient = wrapper.read(Types.HOLDER_SET).rewrite(id -> protocol.getMappingData().getNewItemId(id));
+                if (ingredient.hasTagKey()) {
+                    // TODO
+                    return new Item[]{new StructuredItem(1, 1)};
+                }
+
+                final int[] ids = ingredient.ids();
+                final Item[] items = new Item[ids.length];
+                for (int i = 0; i < ids.length; i++) {
+                    items[i] = new StructuredItem(ids[i], 1);
+                }
+                return items;
+            }
+        }.register1_20_5(ClientboundPackets1_21_2.UPDATE_RECIPES);
     }
 
     private void updateContainerId(final PacketWrapper wrapper) {