using Cal;
using System;

namespace ET
{
    /// <summary>
    /// 监视hp数值变化，改变血条值
    /// </summary>
    [NumericWatcher(NumericType.Hp)]
    public class NumericWatcher_Hp: INumericWatcher
    {
        public async ETTask Run(Entity entity, float old, float value)
        {
            try
            {
                if (!entity) return;
                Unit unit = entity.As<Unit>();
                NumericComponent num = unit.GetComponent<NumericComponent>();
                int maxHp = num.GetAsInt(NumericType.MaxHp);
                if (value <= 0)
                {
                    value = 0;
                }
                else
                {
                    if (value > maxHp)
                    {
                        num.Set(NumericType.Hp, maxHp, false);
                        value = maxHp;
                    }
                }

                float times = CharacterHelper.GetCharacterPoint((float) old / maxHp, (float) value / maxHp, 0.1f);
                if (MathF.Abs(times) > 1)
                {
                    ModifierContainerComponent modifierContainer = unit.GetComponent<ModifierContainerComponent>();
                    if (modifierContainer != null)
                    {
                        (SkillOptionBase[] optionList, ModifierLogic modifierLogic) =
                                modifierContainer.GetSkillOptionBaseArr(ModifierEventCondition.当拥有modifier的单位生命值变化时);
                        if (optionList != null)
                        {
                            foreach (SkillOptionBase item in optionList)
                            {
                                SkillOptionLogicBase skillOptionLogicBase = SkillOptionFactory.AcquireSkillOptionLogic(item);
                                skillOptionLogicBase.HandleEvent(new ModifierSkillSender(
                                    modifierLogic.owner,
                                    unit,
                                    modifierLogic.skillConfigId,
                                    modifierLogic));
                            }

                            (modifierLogic.dataOldX10000, modifierLogic.dataX10000) = (modifierLogic.dataX10000, modifierLogic.dataOldX10000);
                        }
                    }
                }

                if (unit.UnitType == UnitType.Monster)
                {
                    BattleMgrCompnent.Instance.NotifyUnitHurt(unit, MathHelper.RoundToInt(value)).Coroutine();
                }

                DelaySendSyncAttributeComponent.instance.Add(unit, NumericType.Hp, value);
            }
            catch (System.Exception e)
            {
                Log.Error(e);
            }

            await ETTask.CompletedTask;
        }
    }
}