ExtraCommands/extracommands/MoveBlocksCommandEngine.cs

using Svelto.ECS;
//using Svelto.Context;
using Unity.Mathematics;
using GamecraftModdingAPI.Commands;
using GamecraftModdingAPI;

namespace ExtraCommands.Building
{
	[CustomCommand("MoveLastBlock", "Move last block from original position")]
    class MoveBlocksCommandEngine : ICustomCommandEngine
    {
		private const float BLOCKSIZE = 0.2f;

		public string Description => "Move blocks";

		public string Name => "MoveBlocks";

		public EntitiesDB entitiesDB { set; private get; }

		public bool isRemovable => false;

		public void Ready()
		{
			//CustomCommandUtility.Register<float, float, float>("MoveBlocks", MoveBlocksCommand, "Move all blocks (including ground) from their original position");
			CommandRegistrationHelper.Register<float, float, float>("MoveLastBlock", MoveLastBlockCommand, "Move last block, and connecting blocks, from their original position");
		}

        private void MoveLastBlockCommand(float x, float y, float z)
		{
			float3 vector = new float3(x * BLOCKSIZE, y * BLOCKSIZE, z * BLOCKSIZE);
			Block lastBlock = Block.GetLastPlacedBlock();
			Block[] besideBlocks = lastBlock.GetConnectedCubes();
			for (int i = 0; i < besideBlocks.Length; i++)
			{
				besideBlocks[i].Position += vector;
			}
			//lastBlock.Position += vector;
		}

        public void Dispose()
        {
			//CommandRegistrationHelper.Unregister("MoveBlocks");
			CommandRegistrationHelper.Unregister("MoveLastBlock");
        }
    }
}