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

public enum ETextureType
{
    AI_Image_1, AI_Image_2, AI_Image_3,
    AI_Image_4, AI_Image_5, AI_Image_6,
}
public enum EPrefabType
{

}
public class ResourceManager : MonoBehaviour
{
    public const string PREFAB_PATH = "Prefabs/";
    public const string TEXTURES_PATH = "Textures/";
    public const string DATA_TABLE_PATH = "CSV_Datas/";

    private Dictionary<ETextureType, Sprite> _dicSprites;
    private Dictionary<CodeJay.Enum.ECardType, Sprite> _dicCardSprites;
    private Dictionary<EPrefabType, GameObject> _dicPrefabs;
    private List<Sprite> _lstProductIcons;

    private void Awake()
    {
        _dicSprites = new Dictionary<ETextureType, Sprite>();
        _dicCardSprites = new Dictionary<CodeJay.Enum.ECardType, Sprite>();
        _dicPrefabs = new Dictionary<EPrefabType, GameObject>();
        _lstProductIcons = new List<Sprite>();

        this.LoadSprites();
    }


    private void LoadSprites()
    {
        var spriteArray = Resources.LoadAll<Sprite>(TEXTURES_PATH + "AI_Images");
        Array.Sort(spriteArray, (Sprite a, Sprite b) => { return int.Parse(a.name) < int.Parse(b.name) ? -1 : 1; });

        for (int i = 0; i < spriteArray.Length; i++)
        {
            _dicSprites.Add(ETextureType.AI_Image_1 + i, spriteArray[i]);
        }

        spriteArray = Resources.LoadAll<Sprite>(TEXTURES_PATH + "CardList");

        for (int i = 0; i < spriteArray.Length; i++)
        {
            _dicCardSprites.Add((CodeJay.Enum.ECardType)i, spriteArray[i]);
        }

        spriteArray = Resources.LoadAll<Sprite>(TEXTURES_PATH + "ProductIcons");

        for (int i = 0; i < spriteArray.Length; i++)
        {
            _lstProductIcons.Add(spriteArray[i]);
        }
    }

    #region Getter
    public Sprite GetSprite(ETextureType key)
    {
        return _dicSprites[key] ? _dicSprites[key] : null;
    }

    public Sprite GetSprite(CodeJay.Enum.ECardType type)
    {
        return _dicCardSprites[type] ? _dicCardSprites[type] : null;
    }

    public Sprite GetProductSprite(int index)
    {
        if (index < 0 || index >= _lstProductIcons.Count)
            return _lstProductIcons[0];
        else
            return _lstProductIcons[index];
    }

    public Sprite GetAISpriteFromResources(int index)
    {
        return Resources.Load<Sprite>(TEXTURES_PATH + "AI_Images/0");
        //return Resources.Load<Sprite>(TEXTURES_PATH + "AI_Images/" + index.ToString());
    }
    #endregion
}