using Entitas;
using Framw.AudioFramework;
using UnityEngine;

namespace CoreGame.Render
{
    public class BeAttractedFlySystem : IExecuteSystem
    {
        readonly IGroup<CombatEntity> m_Group;

        public BeAttractedFlySystem(Contexts contexts)
        {
            m_Group = contexts.combat.GetGroup(MatcherExt.s_BeAttractedMatcher);
        }

        public void Execute(float deltaTime)
        {
            m_Group.GetEntities(Contexts.s_CacheEntities);
            if (Contexts.s_CacheEntities.Count == 0)
                return;

            var entities = Contexts.s_CacheEntities;
            for (int i = 0; i < entities.Count; i++)
            {
                DoAttract(entities[i], deltaTime);
            }
        }

        private void DoAttract(CombatEntity entity, float dt)
        {
            var beAttracted = entity.beAttracted;
            var attractor = Contexts.Combat.GetEntity(beAttracted.attractorEid);
            if (attractor.IsValid() == false || attractor.isDead)
            {
                // 停下来
                // entity.RemoveDoDrop();
                entity.Destroy();
                return;
            }

            beAttracted.accTime += dt;
            if (beAttracted.accTime > beAttracted.duration)
            {
                // 播放吸收特效
                //attracter.effectShowProxy.ShowCastEffect(BattleConst.EatDropEffectId);
                var dropItemData = entity.dropItemData;
                var dropItemID = dropItemData.dropItemID;
                var dropItemCount = dropItemData.dropItemCount;
                attractor.DispatchEvent(ClientEvent.OnCatchDropItem, dropItemData);
                entity.Destroy();

                if (dropItemData.type == DropItemType.Equip)
                {
                    var pickUpEquipSe = CommParamDescMgr.Instance.PickUpEquipSe;
                    SoundManager.Instance.PlayOneShot(SoundDescMgr.Instance.GetConfig(pickUpEquipSe.str_val)?.path);
                }
                else if (dropItemData.type == DropItemType.Item)
                {
                    var itemData = ItemDescMgr.Instance.GetConfigByGhostID(dropItemID);
                    var path = string.Empty;
                    if (itemData?.itemID == PersistentKey.Gold)
                    {
                        var pickUpGoldSeStr = CommParamDescMgr.Instance.PickUpGoldSe.str_val;
                        path = SoundDescMgr.Instance.GetConfig(pickUpGoldSeStr)?.path;
                    }
                    else if (itemData?.itemID == PersistentKey.Diamond)
                    {
                        var pickUpDiaSeStr = CommParamDescMgr.Instance.PickUpDiaSe.str_val;
                        path = SoundDescMgr.Instance.GetConfig(pickUpDiaSeStr)?.path;
                    }
                    else if (itemData?.itemID == PersistentKey.Token)
                    {
                        var pickUpTokenSeStr = CommParamDescMgr.Instance.PickUpTokenSe.str_val;
                        path = SoundDescMgr.Instance.GetConfig(pickUpTokenSeStr)?.path;
                    }

                    if (!string.IsNullOrEmpty(path))
                    {
                        SoundManager.Instance.PlayOneShot(path);
                    }
                }
                else if (dropItemData.type == DropItemType.Custom)
                {
                    var pickUpHpSe = CommParamDescMgr.Instance.PickUpHPSe;
                    if (pickUpHpSe.int_val == dropItemID)
                        SoundManager.Instance.PlayOneShot(SoundDescMgr.Instance.GetConfig(pickUpHpSe.str_val)?.path);

                    var dropSkillDesc = DropSkillDescMgr.Instance.GetConfig(dropItemID);
                    for (int i = 0; i < dropSkillDesc.skillId.Length; i++)
                    {
                        AbilitySrv.AttachAndTryActiveAbility(attractor, dropSkillDesc.skillId[i], true);
                    }
                    return;
                }

                // 掉落物为前端掉落的技能或吸引者为敌方时，不需要上报UI和服务器
                var isEnemy = attractor.hasFaction && attractor.faction.faction == Faction.Enemy;
                if (!isEnemy)
                {
                    CoreUIBridge.CoreGamePushDropItem(dropItemID, (int)dropItemData.type, dropItemCount);
                }
                return;
            }

            var aet = attractor.transformProxy;
            var eet = entity.transformProxy;
            //  todo: 抛物线
            eet.position = Vector2.Lerp(beAttracted.startPos, aet.position, beAttracted.accTime / beAttracted.duration);
            var lerp = Mathf.Lerp(beAttracted.startScale, beAttracted.targetScale, beAttracted.accTime / beAttracted.duration);
            eet.SetLocalScale(Vector2.one * lerp);

            // if (BattleModule.Instance.worldType != WorldType.Battle)
            {
                eet.Sync();
                eet.Flush();
            }
        }
    }
}