using Gamecraft.Wires;
using RobocraftX.Common;
using Svelto.ECS;

namespace GamecraftModdingAPI.Blocks
{
    public class ObjectIdentifier : Block
    {
        public ObjectIdentifier(EGID id) : base(id)
        {
        }

        public ObjectIdentifier(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP))
        {
        }

        public char Identifier
        {
            get => (char) BlockEngine.GetBlockInfo(this, (ObjectIdEntityStruct st) => st.objectId + 'A');
            set
            {
                BlockEngine.SetBlockInfo(this, (ref ObjectIdEntityStruct st, char val) =>
                {
                    st.objectId = (byte) (val - 'A');
                    Label = val + ""; //The label isn't updated automatically
                }, value);
            }
        }

        /// <summary>
        /// Simulation-time ID. Assigned by the game starting from 0.
        /// </summary>
        public byte SimID
        {
            get => BlockEngine.GetBlockInfo(this, (ObjectIdEntityStruct st) => st.simObjectId);
        }

        /// <summary>
        /// Finds the identifier blocks with the given ID.
        /// </summary>
        /// <param name="id">The ID to look for</param>
        /// <returns>An array that may be empty</returns>
        public static ObjectIdentifier[] GetByID(char id) => BlockEngine.GetObjectIDsFromID((byte) (id - 'A'), false);
        
        /// <summary>
        /// Finds the identifier blocks with the given simulation-time ID. This ID is assigned by the game starting from 0.
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public static ObjectIdentifier[] GetBySimID(byte id) => BlockEngine.GetObjectIDsFromID(id, true);
    }
}