Merge pull request #533 from GTNewHorizons/update-fluid-display

Allow client to proactively request fluid display updates

1 files changed, 64 insertions, 0 deletions

diff --git a/src/main/java/gregtech/common/net/MessageUpdateFluidDisplayItem.java b/src/main/java/gregtech/common/net/MessageUpdateFluidDisplayItem.java
new file mode 100644
index 0000000000..46af08134d
--- /dev/null
+++ b/src/main/java/gregtech/common/net/MessageUpdateFluidDisplayItem.java
@@ -0,0 +1,64 @@
+package gregtech.common.net;
+
+import com.google.common.io.ByteArrayDataInput;
+import com.google.common.io.ByteArrayDataOutput;
+import com.google.common.io.ByteStreams;
+import gregtech.api.interfaces.IHasFluidDisplayItem;
+import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
+import gregtech.api.net.GT_Packet;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.world.IBlockAccess;
+import net.minecraft.world.WorldServer;
+import net.minecraftforge.common.DimensionManager;
+
+public class MessageUpdateFluidDisplayItem extends GT_Packet {
+    private int mBlockX, mBlockY, mBlockZ, mDim;
+
+    public MessageUpdateFluidDisplayItem() {
+        super(true);
+    }
+
+    public MessageUpdateFluidDisplayItem(int mBlockX, int mBlockY, int mBlockZ, int mDim) {
+        super(false);
+        this.mBlockX = mBlockX;
+        this.mBlockY = mBlockY;
+        this.mBlockZ = mBlockZ;
+        this.mDim = mDim;
+    }
+
+    @Override
+    public byte getPacketID() {
+        return 8;
+    }
+
+    @Override
+    public byte[] encode() {
+        ByteArrayDataOutput os = ByteStreams.newDataOutput(32);
+        os.writeInt(mBlockX);
+        os.writeInt(mBlockY);
+        os.writeInt(mBlockZ);
+        os.writeInt(mDim);
+        return os.toByteArray();
+    }
+
+    @Override
+    public GT_Packet decode(ByteArrayDataInput aData) {
+        return new MessageUpdateFluidDisplayItem(aData.readInt(), aData.readInt(), aData.readInt(), aData.readInt());
+    }
+
+    @Override
+    public void process(IBlockAccess aWorld) {
+        WorldServer world = DimensionManager.getWorld(mDim);
+        if (world != null) {
+            if (world.blockExists(mBlockX, mBlockY, mBlockZ)) {
+                TileEntity tileEntity = world.getTileEntity(mBlockX, mBlockY, mBlockZ);
+                if (tileEntity instanceof IGregTechTileEntity) {
+                    IGregTechTileEntity gtTile = (IGregTechTileEntity) tileEntity;
+                    if (gtTile.getMetaTileEntity() instanceof IHasFluidDisplayItem) {
+                        ((IHasFluidDisplayItem) gtTile.getMetaTileEntity()).updateFluidDisplayItem();
+                    }
+                }
+            }
+        }
+    }
+}