✨ Add a clipboard to #sel

src/main/java/baritone/command/defaults/SelCommand.java

@@ -37,6 +37,9 @@ import baritone.api.utils.BetterBlockPos;
 import baritone.api.utils.BlockOptionalMeta;
 import baritone.api.utils.BlockOptionalMetaLookup;
 import baritone.utils.IRenderer;
+import baritone.utils.BlockStateInterface;
+import baritone.utils.schematic.StaticSchematic;
+import net.minecraft.block.state.IBlockState;
 import net.minecraft.init.Blocks;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
@@ -53,6 +56,8 @@ public class SelCommand extends Command {
 
     private ISelectionManager manager = baritone.getSelectionManager();
     private BetterBlockPos pos1 = null;
+    private ISchematic clipboard = null;
+    private Vec3i clipboardOffset = null;
 
     public SelCommand(IBaritone baritone) {
         super(baritone, "sel", "selection", "s");
@@ -158,6 +163,56 @@ public class SelCommand extends Command {
             }
             baritone.getBuilderProcess().build("Fill", composite, origin);
             logDirect("Filling now");
+        } else if (action == Action.COPY) {
+            BetterBlockPos playerPos = mc.getRenderViewEntity() != null ? BetterBlockPos.from(new BlockPos(mc.getRenderViewEntity())) : ctx.playerFeet();
+            BetterBlockPos pos = args.hasAny() ? args.getDatatypePost(RelativeBlockPos.INSTANCE, playerPos) : playerPos;
+            args.requireMax(0);
+            ISelection[] selections = manager.getSelections();
+            if (selections.length < 1) {
+                throw new CommandInvalidStateException("No selections");
+            }
+            BlockStateInterface bsi = new BlockStateInterface(ctx);
+            BetterBlockPos origin = selections[0].min();
+            CompositeSchematic composite = new CompositeSchematic(0, 0, 0);
+            for (ISelection selection : selections) {
+                BetterBlockPos min = selection.min();
+                origin = new BetterBlockPos(
+                        Math.min(origin.x, min.x),
+                        Math.min(origin.y, min.y),
+                        Math.min(origin.z, min.z)
+                );
+            }
+            for (ISelection selection : selections) {
+                Vec3i size = selection.size();
+                BetterBlockPos min = selection.min();
+                IBlockState[][][] blockstates = new IBlockState[size.getX()][size.getZ()][size.getY()];
+                for (int x = 0; x < size.getX(); x++) {
+                    for (int y = 0; y < size.getY(); y++) {
+                        for (int z = 0; z < size.getZ(); z++) {
+                            blockstates[x][z][y] = bsi.get0(min.x + x, min.y + y, min.z + z);
+                        }
+                    }
+                }
+                ISchematic schematic = new StaticSchematic(){{
+                    states = blockstates;
+                    x = size.getX();
+                    y = size.getY();
+                    z = size.getZ();
+                }};
+                composite.put(schematic, min.x - origin.x, min.y - origin.y, min.z - origin.z);
+            }
+            clipboard = composite;
+            clipboardOffset = origin.subtract(pos);
+            logDirect("Selection copied");
+        } else if (action == Action.PASTE) {
+            BetterBlockPos playerPos = mc.getRenderViewEntity() != null ? BetterBlockPos.from(new BlockPos(mc.getRenderViewEntity())) : ctx.playerFeet();
+            BetterBlockPos pos = args.hasAny() ? args.getDatatypePost(RelativeBlockPos.INSTANCE, playerPos) : playerPos;
+            args.requireMax(0);
+            if (clipboard == null) {
+                throw new CommandInvalidStateException("You need to copy a selection first");
+            }
+            baritone.getBuilderProcess().build("Fill", clipboard, pos.add(clipboardOffset));
+            logDirect("Building now");
         } else if (action == Action.EXPAND || action == Action.CONTRACT || action == Action.SHIFT) {
             args.requireExactly(3);
             TransformTarget transformTarget = TransformTarget.getByName(args.getString());
@@ -252,6 +307,8 @@ public class SelCommand extends Command {
                 "> sel shell/shl [block] - The same as walls, but fills in a ceiling and floor too.",
                 "> sel cleararea/ca - Basically 'set air'.",
                 "> sel replace/r <blocks...> <with> - Replaces blocks with another block.",
+                "> sel copy/cp <x> <y> <z> - Copy the selected area relative to the specified or your position.",
+                "> sel paste/p <x> <y> <z> - Build the copied area relative to the specified or your position.",
                 "",
                 "> sel expand <target> <direction> <blocks> - Expand the targets.",
                 "> sel contract <target> <direction> <blocks> - Contract the targets.",
@@ -270,6 +327,8 @@ public class SelCommand extends Command {
         CLEARAREA("cleararea", "ca"),
         REPLACE("replace", "r"),
         EXPAND("expand", "ex"),
+        COPY("copy", "cp"),
+        PASTE("paste", "p"),
         CONTRACT("contract", "ct"),
         SHIFT("shift", "sh");
         private final String[] names;