namespace Gameplay.Summon
{
    using Gameplay.Area;
    using Gameplay.Bullet;
    using LTGame;

    public class SummonStateMineBoom : BaseSummonState
    {
        private readonly SummonMine _mine;

        public SummonStateMineBoom(SummonMine owner) : base(owner, ESummonState.MineBoom)
        {
            _mine = owner;
        }

        protected override void _OnEnter(NBaseState exitState, object param)
        {
            base._OnEnter(exitState, param);

            isFinished = true;
            nextState = ESummonState.WaitRemove;

            var bulletId = _mine.emitBulletId;
            var boomDistance = _mine.boomDistance;

            // 根据作用区域筛选目标
            var selectIndexs = AreaManager.instance.GetCellIndexsAround(owner.transData.cellIndex, boomDistance);

            for (var i = 0; i < selectIndexs.Count; ++i)
            {
                var cellIndex = selectIndexs[i];
                BulletManager.instance.EmitBulletFromSummon(bulletId, cellIndex, _mine);
            }
        }
    }
}