Refactor packets (#3295)

Co-authored-by: boubou19 <miisterunknown@gmail.com>

1 files changed, 108 insertions, 0 deletions

diff --git a/src/main/java/bartworks/common/net/PacketBWMetaBlock.java b/src/main/java/bartworks/common/net/PacketBWMetaBlock.java
new file mode 100644
index 0000000000..15af82903d
--- /dev/null
+++ b/src/main/java/bartworks/common/net/PacketBWMetaBlock.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) 2018-2020 bartimaeusnek Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following
+ * conditions: The above copyright notice and this permission notice shall be included in all copies or substantial
+ * portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+package bartworks.common.net;
+
+import java.nio.ByteBuffer;
+
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.world.IBlockAccess;
+import net.minecraft.world.World;
+
+import com.google.common.io.ByteArrayDataInput;
+
+import bartworks.MainMod;
+import bartworks.system.material.TileEntityMetaGeneratedBlock;
+import bartworks.util.MurmurHash3;
+import gregtech.api.net.GTPacket;
+import io.netty.buffer.ByteBuf;
+
+public class PacketBWMetaBlock extends GTPacket {
+
+    int x;
+    short y;
+    int z;
+    short meta;
+
+    public PacketBWMetaBlock(int x, int y, int z, int meta) {
+        super();
+        this.x = x;
+        this.y = (short) y;
+        this.z = z;
+        this.meta = (short) meta;
+    }
+
+    public PacketBWMetaBlock() {
+        super();
+    }
+
+    @Override
+    public byte getPacketID() {
+        return 24;
+    }
+
+    @Override
+    public void encode(ByteBuf aOut) {
+        int hash = MurmurHash3.murmurhash3_x86_32(
+            ByteBuffer.allocate(12)
+                .putInt(this.x)
+                .putInt(this.z)
+                .putShort(this.y)
+                .putShort(this.meta)
+                .array(),
+            0,
+            12,
+            31);
+        aOut.writeInt(this.x)
+            .writeInt(this.z)
+            .writeShort(this.y)
+            .writeShort(this.meta)
+            .writeInt(hash);
+    }
+
+    @Override
+    public GTPacket decode(ByteArrayDataInput byteArrayDataInput) {
+        this.x = byteArrayDataInput.readInt();
+        this.z = byteArrayDataInput.readInt();
+        this.y = byteArrayDataInput.readShort();
+        this.meta = byteArrayDataInput.readShort();
+        PacketBWMetaBlock todecode = new PacketBWMetaBlock(this.x, this.y, this.z, this.meta);
+        if (byteArrayDataInput.readInt() != MurmurHash3.murmurhash3_x86_32(
+            ByteBuffer.allocate(12)
+                .putInt(this.x)
+                .putInt(this.z)
+                .putShort(this.y)
+                .putShort(this.meta)
+                .array(),
+            0,
+            12,
+            31)) {
+            MainMod.LOGGER.error("PACKET HASH DOES NOT MATCH!");
+            return null;
+        }
+        return todecode;
+    }
+
+    @Override
+    public void process(IBlockAccess iBlockAccess) {
+        if (iBlockAccess != null) {
+            TileEntity tTileEntity = iBlockAccess.getTileEntity(this.x, this.y, this.z);
+            if (tTileEntity instanceof TileEntityMetaGeneratedBlock) {
+                ((TileEntityMetaGeneratedBlock) tTileEntity).mMetaData = this.meta;
+            }
+            if (iBlockAccess instanceof World && ((World) iBlockAccess).isRemote) {
+                ((World) iBlockAccess).markBlockForUpdate(this.x, this.y, this.z);
+            }
+        }
+    }
+}