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

public class ParentBehaviour : MonoBehaviour
{
    public spawner babySpawner;

    public GameObject child;

    public Texture baseVis;
    public Texture hatVis;
    public Texture eyeVis;
    public Texture topVis;
    public Texture bottomVis;

    public List<string> order = new List<string>();

    public ParentBehaviour otherParent;

    public Texture2D[] parentBases;
    public Texture2D parentFaceNeutral;
    public Texture2D parentFaceHappy1;
    public Texture2D parentFaceHappy2;
    public Texture2D parentFaceAngry;
    public Texture2D parentFaceTalk;

    public GameObject parentBodyObj;
    public GameObject parentFaceObj;
    public GameObject parentDialougeObj;

    private void Start()
    {
        parentBodyObj.GetComponent<MeshRenderer>().material.mainTexture = parentBases[Random.Range(0, parentBases.Length)];
        parentFaceObj.GetComponent<MeshRenderer>().material.mainTexture = parentFaceNeutral;
    }

    [ContextMenu("Get Random Child")]
    public void GetRandomChild()
    {
        bool _validChild = false;
        while (!_validChild)
        {
            int _childIndex = Random.Range(0, babySpawner.transform.childCount);

            child = babySpawner.transform.GetChild(_childIndex).gameObject;

            if (otherParent.child != null)
            {
                if (child != otherParent.child)
                {
                    //this prevents both parents asking for the same child
                    _validChild = true;
                }
            }
        }
        Randomizer _childRandomizer = child.GetComponent<Randomizer>();

        baseVis = _childRandomizer.baseObj.GetComponent<MeshRenderer>().material.mainTexture;
        hatVis = _childRandomizer.hatObj.GetComponent<MeshRenderer>().material.mainTexture;
        eyeVis = _childRandomizer.eyeObj.GetComponent<MeshRenderer>().material.mainTexture;
        topVis = _childRandomizer.topObj.GetComponent<MeshRenderer>().material.mainTexture;
        bottomVis = _childRandomizer.bottomObj.GetComponent<MeshRenderer>().material.mainTexture;

        order.Insert(Random.Range(0, order.Count), "base");
        order.Insert(Random.Range(0, order.Count), "hat");
        order.Insert(Random.Range(0, order.Count), "eye");
        order.Insert(Random.Range(0, order.Count), "top");
        order.Insert(Random.Range(0, order.Count), "bottom");
    }

    public bool CheckChild(GameObject _child)
    {
        if (_child == child)
        {
            return true;
        }
        else
        {
            return false;
        }
    }

    public Texture GiveDetails(GameObject _child)
    {
        for (int i = 0; i < order.Count; i++)
        {
            switch (order[i]){
                case "base":
                    if (child.GetComponent<Randomizer>().baseObj.GetComponent<MeshRenderer>().material.mainTexture != baseVis)
                    {
                        return baseVis;
                    }
                    break;
                case "hat":
                    if (child.GetComponent<Randomizer>().hatObj.GetComponent<MeshRenderer>().material.mainTexture != hatVis)
                    {
                        return hatVis;
                    }
                    break;
                case "eye":
                    if (child.GetComponent<Randomizer>().eyeObj.GetComponent<MeshRenderer>().material.mainTexture != eyeVis)
                    {
                        return eyeVis;
                    }
                    break;
                case "top":
                    if (child.GetComponent<Randomizer>().topObj.GetComponent<MeshRenderer>().material.mainTexture != topVis)
                    {
                        return topVis;
                    }
                    break;
                case "bottom":
                    if (child.GetComponent<Randomizer>().bottomObj.GetComponent<MeshRenderer>().material.mainTexture != bottomVis)
                    {
                        return bottomVis;
                    }
                    break;
                default:
                    break;
            }
        }
        return null;
    }

    private void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == "child")
        {
            if (CheckChild(other.gameObject))
            {
                //this is the correct child
            }
            else
            {
                Texture _displayGraphic = GiveDetails(other.gameObject);
                //display the display graphic 
                parentDialougeObj.GetComponent<MeshRenderer>().material.mainTexture = _displayGraphic;
            }
        }
    }

}