using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using System.Threading.Tasks;
using UnityEngine.UI;

public class ChestOpener : MonoBehaviour
{
    public static ChestOpener instance;


    public GameObject chestOpenPopup;
    public bool active => chestOpenPopup.activeSelf;
    public Animator chestAnim;
    public GameObject gemsDrop;
    public GameObject goldDrop;
    public GameObject skinDrop;
    public ParticleSystem skinBgParticle;

    public SkinsData skins;

    public GameObject okButton;
    void Awake(){
        instance = this;
    }

    public async void OpenChest(ChestDataObject chestData){
        chestOpenPopup.SetActive(true);
        okButton.SetActive(false);

        List<SkinShopItemData> baseSkins = new List<SkinShopItemData>();
        List<SkinShopItemData> rareSkins = new List<SkinShopItemData>();
        List<SkinShopItemData> legendarySkins = new List<SkinShopItemData>();

        SkinShopItemData selectedSkin = null;
        float gemLucky = Random.Range(0,100f);
        float goldLucky = Random.Range(0,100f);
        int gemsCount = (gemLucky < chestData.gemsChance) ? (int)(chestData.minGems + ((chestData.maxGems - chestData.minGems)*(gemLucky/100f) )) : 0;
        int goldCount = (int)(chestData.minGold + ((chestData.maxGold - chestData.minGold)*(goldLucky/100f) ));

        float skinsLucky = Random.Range(0,100f);
        if(skinsLucky < chestData.commonChance){
            //Skin is rewarded
            foreach(SkinShopItemData skin in skins.skins){
                if(!DBmanager.SkinsPurchased.Contains(skin.name)){
                    switch(skin.skinType){
                        case SkinType.Base:
                            baseSkins.Add(skin);
                            break;
                        case SkinType.Rare:
                            rareSkins.Add(skin);
                            break;
                        case SkinType.Legendary:
                            legendarySkins.Add(skin);
                            break;
                    }
                }
            }

            if(skinsLucky < chestData.legendaryChance && legendarySkins.Count > 0){
                //Legend
                selectedSkin = legendarySkins[Random.Range(0,legendarySkins.Count)];
                goldCount += 50000;              
            }else if(skinsLucky < chestData.rareChance && rareSkins.Count > 0){
                selectedSkin = rareSkins[Random.Range(0,rareSkins.Count)];
                goldCount += 5000;
            }else if(baseSkins.Count > 0){
                selectedSkin = baseSkins[Random.Range(0,baseSkins.Count)];
                goldCount+= 500;
            }
        }

        goldDrop.SetActive(goldCount > 0);
        gemsDrop.SetActive(gemsCount > 0);
        skinDrop.SetActive(selectedSkin!=null);
        goldDrop.transform.GetComponentInChildren<TMP_Text>().text = goldCount.ToString();
        gemsDrop.transform.GetComponentInChildren<TMP_Text>().text = gemsCount.ToString();

        if(selectedSkin!=null){
            skinDrop.transform.GetChild(1).GetComponent<Image>().sprite = selectedSkin.image;
            Color bgColor = SkinShopManager.getRarityColor(selectedSkin);

            skinBgParticle.startColor = new Color(bgColor.r,bgColor.g,bgColor.b, skinBgParticle.startColor.a);
        }
        
        chestAnim.CrossFadeInFixedTime("openAnim",0.1f);

        while(chestAnim.GetCurrentAnimatorStateInfo(0).IsName("openAnim")){
            await Task.Delay(10);
        }

        DBmanager.SetGems(DBmanager.Gems + gemsCount);
        DBmanager.SetCoins(DBmanager.Coins + goldCount);

        if(selectedSkin!=null){
            DBmanager.AddSkin(selectedSkin);
        }


        okButton.SetActive(true);

    }
}