using HxGame;
using HxGame.Data;
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class UINpcsPanel : MonoBehaviour
{
    [HideInInspector]
    public InputField curActiveInput;

    [HideInInspector]
    public List<string> curActiveList;

    public Transform itemParent;
    public Button btnAdd;

    // Start is called before the first frame update
    void Start()
    {
        btnAdd.onClick.AddListener(AddItem);
    }

    void AddItem()
    {
        UnityEngine.Object obj = Resources.Load("Prefabs/npcItem");
        if (obj == null)
        {
            UIWindow.Instance.ShowMessage("npcItem.prefabʧ°Ü");
            return;
        }

        GameObject go = Instantiate(obj) as GameObject; ;
        go.transform.SetParent(itemParent, false);
        int size = MapManager.Instance.AddNpcPointSize();
        UINpcItem item = go.GetComponent<UINpcItem>();
        item.itemIdx = size;
    }

    public void AddItem(NpcConfig nc)
    {
        UnityEngine.Object obj = Resources.Load("Prefabs/npcItem");
        if (obj == null)
        {
            UIWindow.Instance.ShowMessage("npcItem.prefabʧ°Ü");
            return;
        }

        GameObject go = Instantiate(obj) as GameObject; ;
        go.transform.SetParent(itemParent, false);
        int size = MapManager.Instance.AddNpcPointSize();
        MapManager.Instance.SetCurNpcPointIdx(size);
        UINpcItem item = go.GetComponent<UINpcItem>();
        item.itemIdx = size;
        item.txtID.text = nc.id.ToString();
        item.txtPos.text = $"{nc.pos.x},{nc.pos.y}";
        item.dropDir.value = (int)nc.dir - 1;
        item.paths = nc.paths;

        MapManager.Instance.CreateSpecialPoint(nc.pos.x, nc.pos.y, MapManager.EditCellType.NpcCell);

        MapManager.Instance.SetCurNpcPathIdx(item.pathIdx);
        for (int i=0; i<item.paths.Count; i++)
        {
            string[] pos = item.paths[i].Split('_');
            int x = Convert.ToInt32(pos[0]);
            int y = Convert.ToInt32(pos[1]);
            item.txtPath.text += $"[{item.paths[i].Replace('_', ',')}]";
            MapManager.Instance.AddNpcPathSize();
            MapManager.Instance.CreateSpecialPoint(x, y, MapManager.EditCellType.NpcPath);
        }
    }


    public void SaveNpcsConfig()
    {
        int x, y;
        NpcsConfig nc = new NpcsConfig();

        for(int i=0; i<itemParent.childCount; i++)
        {
            UINpcItem item = itemParent.GetChild(i).GetComponent<UINpcItem>();
            if (!item.CheckValid())
                return;

            NpcConfig npc = new NpcConfig();
            npc.id = Convert.ToInt32(item.txtID.text);

            string[] tmp = item.txtPos.text.Split(',');
            if (tmp.Length != 2)
                return;

            x = Convert.ToInt32(tmp[0]);
            y = Convert.ToInt32(tmp[1]);
            npc.pos = new Vector2Int(x, y);

            npc.dir = (Direction)(item.dropDir.value + 1);
            npc.paths = item.paths;
            nc.npcConfigs.Add(npc);
        }

        int mapId = Convert.ToInt32(UIWindow.Instance.uiCreateMap.txtMapID.text);
        nc.SaveXML(mapId);
    }

    public void LoadNpcsConfig(int mapId)
    {
        NpcsConfig nc = new NpcsConfig();

        if (!nc.LoadXML(mapId))
            return;

        for (int i = 0; i < nc.npcConfigs.Count; i++)
        {
            AddItem(nc.npcConfigs[i]);
        }
    }

    public void RemoveAll()
    {
        int count = itemParent.childCount;
        for (int i = 0; i < count; i++)
        {
            DestroyImmediate(itemParent.GetChild(0).gameObject);
        }
    }
}