Added the ability to add/remove chisel groups

src/main/java/modtweaker/mods/chisel/ChiselHelper.java

@@ -1,6 +1,11 @@
 package modtweaker.mods.chisel;
 
 import static modtweaker.helpers.InputHelper.toStack;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+
 import net.minecraft.block.Block;
 import net.minecraft.item.ItemBlock;
 import net.minecraft.item.ItemStack;
@@ -9,6 +14,7 @@ import minetweaker.api.item.IItemStack;
 import com.cricketcraft.chisel.api.carving.CarvingUtils;
 import com.cricketcraft.chisel.api.carving.ICarvingGroup;
 import com.cricketcraft.chisel.api.carving.ICarvingVariation;
+import com.google.common.collect.Lists;
 
 public class ChiselHelper {
 
@@ -40,6 +46,11 @@ public class ChiselHelper {
 		return new CarvingVariation(Block.getBlockFromItem(toStack(stack).getItem()), stack.getDamage());
 	}
 
+	public static ICarvingGroup makeGroup(String name)
+	{
+		return new CarvingGroup(name);
+	}
+	
 	public static boolean groupContainsVariation(ICarvingGroup group, ICarvingVariation variation)
 	{
 		for(ICarvingVariation otherVariation : group.getVariations())
@@ -81,4 +92,69 @@ public class ChiselHelper {
 			return 99;
 		}
 	}
+
+	static class CarvingGroup implements ICarvingGroup
+	{
+		private String name;
+		private String sound;
+		private String oreName;
+
+		private List<ICarvingVariation> variations = Lists.newArrayList();
+
+		public CarvingGroup(String name) {
+			this.name = name;
+		}
+
+		public List<ICarvingVariation> getVariations() {
+			return Lists.newArrayList(variations);
+		}
+
+		@Override
+		public void addVariation(ICarvingVariation variation) {
+			variations.add(variation);
+			Collections.sort(variations, new Comparator<ICarvingVariation>() {
+
+				@Override
+				public int compare(ICarvingVariation o1, ICarvingVariation o2) {
+					return CarvingUtils.compare(o1, o2);
+				}
+			});
+		}
+		
+		@Override
+		public boolean removeVariation(ICarvingVariation variation) {
+			ICarvingVariation toRemove = null;
+			for (ICarvingVariation v : variations) {
+				if (v.getBlock() == variation.getBlock() && v.getBlockMeta() == variation.getBlockMeta()) {
+					toRemove = v;
+				}
+			}
+			return toRemove == null ? false : variations.remove(toRemove);
+		}
+
+		@Override
+		public String getName() {
+			return name;
+		}
+
+		@Override
+		public String getSound() {
+			return sound;
+		}
+
+		@Override
+		public void setSound(String sound) {
+			this.sound = sound;
+		}
+
+		@Override
+		public String getOreName() {
+			return oreName;
+		}
+
+		@Override
+		public void setOreName(String oreName) {
+			this.oreName = oreName;
+		}
+	}
 }

src/main/java/modtweaker/mods/chisel/handlers/Groups.java

@@ -137,5 +137,105 @@ public class Groups {
     	}
     }
 
+    @ZenMethod
+    public static void addGroup(String groupName) {
+    	ICarvingGroup group=ChiselHelper.getGroup(groupName);
+    	if(group!=null)
+    	{
+    		MineTweakerAPI.getLogger().logError("Group already exists " + groupName);
+    		return;
+    	}
+    	group=ChiselHelper.makeGroup(groupName);
+    	MineTweakerAPI.apply(new AddGroup(group));
+    }
+    
+    static class AddGroup implements IUndoableAction {
+    	
+    	ICarvingGroup group;
+
+        public AddGroup(ICarvingGroup group) {
+            this.group=group;
+        }
+
+        @Override
+    	public void apply() {
+        	CarvingUtils.getChiselRegistry().addGroup(group);
+    	}
+
+    	@Override
+    	public boolean canUndo() {
+            return group != null;
+    	}
+    	
+    	@Override
+    	public String describe() {
+            return "Adding Group: " + group.getName();
+    	}
+    	
+    	@Override
+    	public String describeUndo() {
+            return "Removing Group: " + group.getName();
+    	}
+    	
+    	@Override
+    	public void undo() {
+    		CarvingUtils.getChiselRegistry().removeGroup(group.getName());
+    	}
+    	
+    	@Override
+    	public Object getOverrideKey() {
+    		return null;
+    	}
+    }
+    
+    @ZenMethod
+    public static void removeGroup(String groupName) {
+    	ICarvingGroup group=ChiselHelper.getGroup(groupName);
+    	if(group==null)
+    	{
+    		MineTweakerAPI.getLogger().logError("Could not find group " + groupName);
+    		return;
+    	}
+    	MineTweakerAPI.apply(new RemoveGroup(group));
+    }
+    
+    static class RemoveGroup implements IUndoableAction {
+    	
+    	ICarvingGroup group;
+
+        public RemoveGroup(ICarvingGroup group) {
+            this.group=group;
+        }
+
+        @Override
+    	public void apply() {
+        	CarvingUtils.getChiselRegistry().removeGroup(group.getName());
+    	}
+
+    	@Override
+    	public boolean canUndo() {
+            return group != null;
+    	}
+    	
+    	@Override
+    	public String describe() {
+            return "Removing Group: " + group.getName();
+    	}
+    	
+    	@Override
+    	public String describeUndo() {
+            return "Adding Group: " + group.getName();
+    	}
+    	
+    	@Override
+    	public void undo() {
+    		CarvingUtils.getChiselRegistry().addGroup(group);
+    	}
+    	
+    	@Override
+    	public Object getOverrideKey() {
+    		return null;
+    	}
+    }
     
 }