using System.Collections.Generic;
using Articy.Touhou;
using Articy.Unity;

namespace Game
{
    public enum EBuffEffectTimingType
    {
        During,
        Enter,
        Leave,
        LevelUp,
        LevelDown,
        LevelFull,
        Attack,
        BeAttack,
        BeAttackHeavy,
    }

    public struct BuffEffectData
    {
        public GameEntity Entity;
        public GameEntity Target;
        public ArticyObject BuffObj;
    }

    public static partial class UtilBuff
    {
        public static void BuffEffectAll(int t, EBuffEffectTimingType timing)
        {
            var target = Util.GetEntity(t);
            var buff = target.buff;
            var temp = new List<BuffData>(buff.BuffMap.Value.Values);
            foreach (var buffItem in temp)
            {
                BuffEffect(buffItem, timing);
            }
        }

        public static void SendHitBuff(int target, string buffId)
        {
            var buffCfg = Util.GetBuffConfig(buffId);
            var hitMsg = new PEntityHitText()
            {
                Target = target,
                Text = buffCfg.Buff.Name,
            };
            EventManager.Instance.SendEvent(EEvent.EntityHitText, hitMsg);
        }

        public static void BuffEffect(BuffData data, EBuffEffectTimingType timing)
        {
            var entity = Util.GetEntity(data.Owner);
            var target = Util.GetEntity(data.Target);
            // Util.Print(data.buffCfg.Buff.Name, data.owner, data.target, timing);
            foreach (var item in data.BuffCfg.Buff.BuffEffect)
            {
                var basicInfo = ((IObjectWithFeatureBuffEffect)item).GetFeatureBuffEffect();
                //检查owner的前置祝福
                if (basicInfo.Bless != null)
                {
                    var preBless = (Bless)basicInfo.Bless;
                    if (!Util.HasBless(entity, preBless.TechnicalName))
                    {
                        continue;
                    }
                }

                //检查timing
                if ((EBuffEffectTimingType)basicInfo.BuffEffectTimingType != timing)
                {
                    continue;
                }

                var buffData = new BuffEffectData
                {
                    Entity = entity,
                    Target = target,
                    BuffObj = item,
                };
                BuffEffect(data, buffData);
            }
        }
    }
}