using System.Collections;
using System.Collections.Generic;
using DamageNumbersPro;
using DamageNumbersPro.Demo;
using UnityEngine;
using UnityEngine.UI;

public class MRDamage : MonoBehaviour
{
    public static MRDamage Ins;

    DamageNumber[] prefabs;
    int currentIndex;
    DNP_PrefabSettings currentSettings;

    Text currentPrefabText;
    Text currentIndexText;

    CanvasGroup fade;

    void Awake()
    {
        Ins = this;

        Transform parent = GameObject.Find("Special").transform.Find("Prefabs/Damage Numbers");
        prefabs = new DamageNumber[parent.childCount];
        for (int n = 0; n < parent.childCount; n++)
        {
            prefabs[n] = parent.GetChild(n).GetComponent<DamageNumber>();
        }
        parent.gameObject.SetActive(false);

        //Text Components:
        Transform guiParent = GameObject.Find("Special").transform.Find("GUI");
        currentPrefabText = guiParent.Find("Background/Current").GetComponent<Text>();
        currentIndexText = guiParent.Find("Background/Index").GetComponent<Text>();

        Transform fadeTransform = transform.Find("GUI/Fade");
        if (fadeTransform != null)
        {
            fade = fadeTransform.GetComponent<CanvasGroup>();
        }

        //Reset Index:
        currentIndex = 0;
        UpdateCurrent();

#if !UNITY_EDITOR && UNITY_WEBGL
        WebGLInput.captureAllKeyboardInput = true;    
#endif
    }

    void Start()
    {
        if (fade != null)
        {
            fade.alpha = 1f;
        }
    }

    void UpdateCurrent()
    {
        currentPrefabText.text = "➞ " + prefabs[currentIndex].name;
        currentIndexText.text = (currentIndex + 1) + "/" + prefabs.Length;

        currentSettings = prefabs[currentIndex].GetComponent<DNP_PrefabSettings>();
    }

    public DamageNumber GetCurrent(int index=0)
    {
        return prefabs[index];
    }

    public DNP_PrefabSettings GetSettings()
    {
        if (currentSettings == null)
        {
            currentSettings = prefabs[currentIndex].gameObject.AddComponent<DNP_PrefabSettings>();
        }

        return currentSettings;
    }
}