using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;

/// <summary>
/// 掉落管理者
/// </summary>
public class DropManager : MonoBehaviour
{
    /// <summary>
    /// 单键          
    /// </summary>
    private static DropManager m_Instance;

    private int _mapId;
    private float _refreshItemTime = 1.0f;
    private float _nowRefreshTime = 0.0f;

    /// <summary>
    /// 掉落道具
    /// </summary>
    private List<DropItemAuto> dropItems = new List<DropItemAuto>();

    /// <summary>
    /// 统计的掉落道具
    /// </summary>
    public static Dictionary<int, ItemVo> statisticsItems = new Dictionary<int, ItemVo>();

    public int MapId
    {
        get
        {
            return this._mapId;
        }
        set
        {
            this._mapId = value;
        }
    }
    private string _dropStr = "";
    public string DropStr
    {
        get
        {
            return this._dropStr;
        }
        set
        {
            this._dropStr = value;
        }
    }
    /// <summary>
    /// 单键
    /// </summary>
    public static DropManager Instance
    {
        get
        {
            if (m_Instance == null)
            {
                GameObject obj = new GameObject("DropManager");
                DontDestroyOnLoad(obj);
                if (obj)
                {
                    m_Instance = obj.AddComponent<DropManager>();
                    m_Instance.Init();
                }
                else
                {
                    Debug.LogError("DropManager 初始化失败！！！");
                }
            }

            return m_Instance;
        }
    }

    public void Update()
    {
        if (_nowRefreshTime < _refreshItemTime)
        {
            _nowRefreshTime += Time.deltaTime;
            if (_nowRefreshTime >= _refreshItemTime)
            {
                RefreshItem();
            }
        }
    }

    public void RefreshItem()
    {
        _nowRefreshTime = 0;
        ItemProxy.Instance.AddItem(0, 0);
    }
    /// <summary>
    /// 初始化
    /// </summary>
    public void Init()
    {
        dropItems.Clear();
    }

    /// <summary>
    /// 新的掉落 世界中的所有掉落 指定道具 位置
    /// </summary>
    /// <param name="itemId"></param>
    /// <param name="num"></param>
    /// <param name="pos"></param>
    public void DropWorldItem(int itemId, int num, Vector3 pos, DropEffectNode node = null)
    {
        ItemVo itemVO = new ItemVo();
        itemVO.typeId = itemId.ToString();
        itemVO.count = num;
        SetDropItemData(itemVO, pos, node);

        if (statisticsItems.ContainsKey(itemId))
        {
            statisticsItems[itemId].count += num;
        }
        else
        {
            // 血瓶蓝瓶不统计
            if (itemVO.nMo.subType != 341 && itemVO.nMo.subType != 342)
            {
                statisticsItems.Add(itemId, itemVO);
            }
        }
    }

    /// <summary>
    /// 新的掉落 怪物死亡 爆宝掉落
    /// </summary>
    /// <param name="dropId"></param>
    /// <param name="pos"></param>
    public void DropItems(int dropId, Vector3 pos)
    {
        ResourceHelper.Instance.LoadAssetBundle("diaoluo", (ab) =>
        {
            
            sm_drop drop = sm_drop.GetMoById(dropId);
            if (drop == null)
            {
                return;
            }
            string[] randItems = drop.randItems.Split(';');
            string[] assignItems = drop.assignItems.Split(';');
            for(int c = 0; c < randItems.Length / 8 + 1; ++c)
            {
                if (drop.randItems == "")
                {
                    break;
                }


                GameObject obj = Instantiate(ab.LoadAsset<GameObject>("diaoluo"));
                obj.SetActive(true);
                obj.transform.position = pos;
                obj.transform.Rotate(Vector3.up, UnityEngine.Random.Range(0, 180));
                Animator anim = obj.GetComponent<Animator>();
                anim.Play("diaoluo");
                DropEffectNode[] nodeList = obj.GetComponentsInChildren<DropEffectNode>();
                for (int i = c * 8; i < (c + 1) * 8 && i < randItems.Length; ++i)
                {
                    int contrast = UnityEngine.Random.Range(0, 10000);
                    string[] randData = randItems[i].Split(',');
                    string[] itemIdList = randData[0].Split('_');
                    int itemId = int.Parse(itemIdList[UnityEngine.Random.Range(0, itemIdList.Length - 1)]);
                    int itemMixNum = int.Parse(randData[1]);
                    int itemMaxNum = int.Parse(randData[2]);
                    int itemProbability = (int)(float.Parse(randData[3]) * 100);
                    if (contrast < itemProbability)
                    {
                        int val = UnityEngine.Random.Range(itemMixNum, itemMaxNum);
                        DropWorldItem(itemId, val, pos, nodeList[i % 8]);
                    }
                }
            }
            for (int c = 0; c < assignItems.Length / 8 + 1; ++c)
            {
                if (drop.assignItems == "")
                {
                    break;
                }
                GameObject obj = Instantiate(ab.LoadAsset<GameObject>("diaoluo"));
                obj.SetActive(true);
                obj.transform.position = pos;
                obj.transform.Rotate(Vector3.up, UnityEngine.Random.Range(0, 180));
                Animator anim = obj.GetComponent<Animator>();
                anim.Play("diaoluo");
                DropEffectNode[] nodeList = obj.GetComponentsInChildren<DropEffectNode>();
                for (int i = c * 8; i < (c + 1) * 8 && i < assignItems.Length; ++i)
                {
                    string[] randData = assignItems[i].Split(',');
                    string[] itemIdList = randData[0].Split('_');
                    int itemId = int.Parse(itemIdList[UnityEngine.Random.Range(0,itemIdList.Length - 1)]);
                    int itemMixNum = int.Parse(randData[1]);
                    int itemMaxNum = int.Parse(randData[2]);
                    int val = UnityEngine.Random.Range(itemMixNum, itemMaxNum);
                    DropWorldItem(itemId, val, pos, nodeList[i % 8]);
                }
            }
                
        });

    }

    /// <summary>
    /// 删除道具
    /// </summary>
    /// <param name="auto"></param>
    public void RemoveDropItem(DropItemAuto auto)
    {
        dropItems.Remove(auto);
        Destroy(auto.gameObject);
    }

    /// <summary>
    /// 一件回收所有未捡的掉落道具
    /// </summary>
    public void OneKeyGetAllDropItem()
    {
        for (int i = 0; i < dropItems.Count; i++)
        {
            if (dropItems[i] != null)
            {
                ItemProxy.Instance.AddItem(int.Parse(dropItems[i].mItemVo.typeId), dropItems[i].mItemVo.count);
                Destroy(dropItems[i].gameObject);
            }
        }

        dropItems.Clear();
        // 立马刷新
        ItemProxy.Instance.AddItem(0, 0);
    }

    public void SetDropItemData(ItemVo item, Vector3 pos, DropEffectNode node = null)
    {
        string iconPrefixStr = null;
        if (item.nMo == null)
        {
            LogHelper.LogError("未知的掉落道具：" + item.typeId);
            return;
        }
        
        // 道具名称
        string showName = item.nMo.name;
        switch ((EItemSubType)item.nMo.subType)
        {
            case EItemSubType.Weapon:
                AudioManager.Instance.PlayUISoundEffect("装备掉落");
                iconPrefixStr = IconPrefixConst.YLIcon;
                break;
            case EItemSubType.Gold:      // 金币
            case EItemSubType.Gem:      // 钻石
                AudioManager.Instance.PlayUISoundEffect("金币掉落");
                iconPrefixStr = IconPrefixConst.YLIcon;
                showName = showName + "<color=#ffff00ff>x" + item.count + "</color>";
                break;
            case EItemSubType.Segment:      // 碎片
            case EItemSubType.BuffCard:           // 消耗品 | 经验卡
            case EItemSubType.Package:            // 消耗品 | 礼包
            case EItemSubType.Pill:               // 药品（体力）
            case EItemSubType.Gene:             // 基础材料 | 基因(角色经验丹)
                {
                    AudioManager.Instance.PlayUISoundEffect("材料掉落");
                    iconPrefixStr = IconPrefixConst.YLIcon;
                }
                break;
            case EItemSubType.StrengthStone:      // 基础材料 | 强化石(用于武器、言灵强化)
                {
                    AudioManager.Instance.PlayUISoundEffect("装备掉落");
                    iconPrefixStr = IconPrefixConst.YLIcon;
                }
                break;
            case EItemSubType.AdvancedStone:      // 进阶材料 | 进阶石(用于武器、言灵升阶）
                {
                    AudioManager.Instance.PlayUISoundEffect("装备掉落");
                    iconPrefixStr = IconPrefixConst.YLIcon;
                }
                break;
            case EItemSubType.AdvancedFineStone:  // 进阶材料 | 进阶 精华石(用于武器、言灵的升阶）
            case EItemSubType.ForgingMaterial:   // 锻造材料 | 用于武器言灵锻造
            case EItemSubType.Box:
            case EItemSubType.BattleItem_HP:    // 战场道具 | 血瓶
            case EItemSubType.BattleItem_MP:      // 战场道具 | 蓝瓶
            case EItemSubType.BattleItem_Box:     // 战场道具 | 箱子
                {
                    AudioManager.Instance.PlayUISoundEffect("材料掉落");
                    iconPrefixStr = IconPrefixConst.YLIcon;
                }
                break;
            case EItemSubType.YanLing:         // 言灵              
                {
                    AudioManager.Instance.PlayUISoundEffect("装备掉落");
                    iconPrefixStr = IconPrefixConst.YanLingIcon;
                }
                break;
        }
        if((EItemSubType)item.nMo.subType != EItemSubType.Gold && item.count > 1)
        {
            showName = showName + " <color=#ffffffff>" + item.count + "</color>";
        }
        Material material = new Material(Shader.Find("Mobile/Particles/Alpha Blended"));
        string dropName = item.nMo.pfbRes;
        if(dropName == "")
        {
            dropName = "Drop_Card_White";
        }
        ResourceHelper.Instance.LoadAssetBundle(dropName, (AssetBundle bundle) =>
        {
            if (bundle != null)
            {
                GameObject itemObj = (GameObject)Instantiate(bundle.LoadAsset(dropName), transform, false);
                DropItemAuto auto = itemObj.AddComponent<DropItemAuto>();
                itemObj.name = iconPrefixStr + "_" + item.nMo.typeId;
                itemObj.transform.position = pos + Vector3.up * 0.5f;
                itemObj.SetActive(true);
                auto.Init(HeroPlayerController.Instance.m_Hero.transform, item);
                // 散落机制
                if (node)
                {
                    node.SetDropItem(itemObj.transform);
                }
                HpbarManager.Instance.ShowItemName(itemObj.transform, showName, item.nMo.quality);
                dropItems.Add(auto);
                
            }
        });
    }
}