using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using UnityEngine.UI;
public class XpPass : MonoBehaviour
{
    public TMP_Text nextLevelTxt;
    public float sliderWidthPerLevel = 450;
    public Slider levelSlider;
    [SerializeField]
    public XpPassReward[] rewards;
    public Sprite goldRewardIcon, gemRewardIcon, chestRewardIcon;
    public GameObject rewardCardPrefab;
    public GameObject xpLevelPointPrefab;
    public Sprite disabledXpPointIcon;
    public Transform xpLevelPointsParent, rewardCardsParent;
    void Start()
    {
        Refresh();
    }
    
    public void Show(){
        Refresh();
        gameObject.SetActive(true);
    }

    public void Hide(){
        gameObject.SetActive(false);
    }

    void Refresh(){
        nextLevelTxt.text = (DBmanager.LevelInt +1).ToString();

        //Sort Rewards by Level
        XpPassReward temp;
        for (int j = 0; j <= rewards.Length - 2; j++) {
            for (int i = 0; i <= rewards.Length - 2; i++) {
            if (rewards[i].level > rewards[i + 1].level) {
                temp= rewards[i + 1];
                rewards[i + 1] = rewards[i];
                rewards[i] = temp;
            }
            }
        }

        //Clear current items
        rewardCardPrefab.SetActive(false); xpLevelPointPrefab.SetActive(false);
        for(int i=0; i < xpLevelPointsParent.childCount;i++){
            if(xpLevelPointsParent.GetChild(i)== xpLevelPointPrefab.transform){continue;}
            Destroy(xpLevelPointsParent.GetChild(i).gameObject);
        }
        for(int i=0; i < rewardCardsParent.childCount;i++){
            if(rewardCardsParent.GetChild(i) == rewardCardPrefab.transform){continue;}
            Destroy(rewardCardsParent.GetChild(i).gameObject);
        }
        rewardCardPrefab.SetActive(true); xpLevelPointPrefab.SetActive(true);

        
        Instantiate(xpLevelPointPrefab, xpLevelPointsParent).GetComponentInChildren<TMP_Text>().text="1";
        foreach(XpPassReward reward in rewards){
            GameObject rewardCard = Instantiate(rewardCardPrefab, rewardCardsParent);
            GameObject xpLevelPoint = Instantiate(xpLevelPointPrefab, xpLevelPointsParent);

            xpLevelPoint.GetComponentInChildren<TMP_Text>().text = reward.level.ToString();

            rewardCard.GetComponentInChildren<TMP_Text>().text = (reward.amount >=1000) ? reward.amount.ToString("0,000") : reward.amount.ToString();
            switch(reward.rewardType){
                case XpRewardType.Gold:
                    rewardCard.transform.GetChild(1).GetComponent<Image>().sprite = goldRewardIcon;
                    break;
                case XpRewardType.Gems:
                    rewardCard.transform.GetChild(1).GetComponent<Image>().sprite = gemRewardIcon;
                    break;
                case XpRewardType.Chest:
                    rewardCard.transform.GetChild(1).GetComponent<Image>().sprite = chestRewardIcon;
                    rewardCard.GetComponentInChildren<TMP_Text>().text = "";
                    break;
            }
            
            if(reward.level > DBmanager.Level){
                xpLevelPoint.GetComponent<Image>().sprite = disabledXpPointIcon;
                rewardCard.GetComponent<Button>().interactable=false;
            }

            //If Collected already
            if(DBmanager.ExpPassCollected.Contains(reward.level)){
                rewardCard.GetComponent<Button>().interactable=false;
                rewardCard.transform.GetChild(3).gameObject.SetActive(true);
            }
            rewardCard.GetComponent<Button>().onClick.AddListener(()=>OnRewardCollect(reward.level));
        }
        levelSlider.GetComponent<RectTransform>().sizeDelta = new Vector2(sliderWidthPerLevel * rewards.Length-2 ,levelSlider.GetComponent<RectTransform>().sizeDelta.y);
        rewardCardPrefab.SetActive(false); xpLevelPointPrefab.SetActive(false);
        levelSlider.value = DBmanager.Level / (float)rewards[rewards.Length-1].level;
    }

    public void OnRewardCollect(int level){
        if(DBmanager.ExpPassCollected.Contains(level)){return;} //False call
        AudioManager.instnace.Reward();
        foreach(XpPassReward reward in rewards){
            if(reward.level == level){
                DBmanager.AddCollectedExpPass(level);
                if(reward.rewardType== XpRewardType.Gold){
                    DBmanager.SetCoins(DBmanager.Coins+ reward.amount);
                }else if(reward.rewardType == XpRewardType.Gems){
                    DBmanager.SetGems(DBmanager.Gems + reward.amount);
                }else if(reward.rewardType == XpRewardType.Chest){
                    // StartCoroutine(destroyTimer(Instantiate(chestPrefab, chestSpawnParent),5));
                    ChestOpener.instance.OpenChest(0,100);
                }

                break;
            }
        }
        Refresh();
    }

}


[System.Serializable]
public class XpPassReward{
    string name => level.ToString();
    public int level;
    public XpRewardType rewardType;
    public int amount;
}

public enum XpRewardType{
    Gold,
    Gems,
    Chest
}