using System;

using RobocraftX.Blocks;
using Gamecraft.Blocks.TimerBlock;
using Svelto.ECS;
using Unity.Mathematics;

using GamecraftModdingAPI;
using GamecraftModdingAPI.Utility;

namespace GamecraftModdingAPI.Blocks
{
    public class Timer : Block
    {
        /// <summary>
        /// Places a new timer block.
        /// </summary>
        public static Timer PlaceNew(float3 position,
            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
            int uscale = 1, float3 scale = default, Player player = null)
        {
            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
            {
				EGID id = PlacementEngine.PlaceBlock(BlockIDs.Timer, color, darkness,
                                                     position, uscale, scale, player, rotation);
                return new Timer(id);
            }

            return null;
        }

        public Timer(EGID id) : base(id)
        {
            if (!BlockEngine.GetBlockInfoExists<TimerBlockDataStruct>(this.Id))
            {
                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
            }
        }

        public Timer(uint id) : base(id)
        {
			if (!BlockEngine.GetBlockInfoExists<TimerBlockDataStruct>(this.Id))
            {
                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
            }
        }

        // custom timer properties

        /// <summary>
        /// The player-specified start time.
        /// </summary>
        public float Start
        {
            get
            {
				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).startTime;
            }

            set
            {
				ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
				tbds.startTime = value;
            }
        }

        /// <summary>
        /// The player-specified end time.
        /// </summary>
        public float End
        {
            get
            {
				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).endTime;
            }

            set
            {
				ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
				tbds.endTime = value;
            }
        }

		/// <summary>
        /// Whether to display time with millisecond precision.
        /// </summary>
        public bool DisplayMilliseconds
        {
            get
            {
				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).outputFormatHasMS;
            }

            set
            {
                ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
				tbds.outputFormatHasMS = value;
            }
        }

		/// <summary>
        /// Current time (as of the last video frame), in milliseconds.
        /// </summary>
        public int CurrentTime
        {
            get
            {
				return BlockEngine.GetBlockInfo<TimerBlockLabelCacheEntityStruct>(Id).timeLastRenderFrameMS;
            }

            set
            {
				ref TimerBlockLabelCacheEntityStruct tblces = ref BlockEngine.GetBlockInfo<TimerBlockLabelCacheEntityStruct>(Id);
				tblces.timeLastRenderFrameMS = value;
            }
        }
    }
}