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

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()
    {
        Texture _displayGraphic = parentBases[Random.Range(0, parentBases.Length)];
        parentBodyObj.GetComponent<Image>().sprite = Sprite.Create((Texture2D)_displayGraphic, new Rect(0.0f, 0.0f, _displayGraphic.width, _displayGraphic.height), new Vector2(0.5f, 0.5f), 100.0f);

        _displayGraphic = parentFaceNeutral;
        parentFaceObj.GetComponent<Image>().sprite = Sprite.Create((Texture2D)_displayGraphic, new Rect(0.0f, 0.0f, _displayGraphic.width, _displayGraphic.height), new Vector2(0.5f, 0.5f), 100.0f);
    }

    [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 (!ReferenceEquals(child, otherParent.child) || otherParent.child == null)
            {
                //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");

        GiveFirstDetail();
    }

    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.name != baseVis.name)
                    {
                        print("returning baseVis");
                        return baseVis;
                    }
                    break;
                case "hat":
                    if (_child.GetComponent<Randomizer>().hatObj.GetComponent<MeshRenderer>().material.mainTexture.name != hatVis.name)
                    {
                        print("returning hatVis");
                        return hatVis;
                    }
                    break;
                case "eye":
                    if (_child.GetComponent<Randomizer>().eyeObj.GetComponent<MeshRenderer>().material.mainTexture.name != eyeVis.name)
                    {
                        print("returning eyeVis");
                        return eyeVis;
                    }
                    break;
                case "top":
                    if (_child.GetComponent<Randomizer>().topObj.GetComponent<MeshRenderer>().material.mainTexture.name != topVis.name)
                    {
                        print("returning topVis");
                        return topVis;
                    }
                    break;
                case "bottom":
                    if (_child.GetComponent<Randomizer>().bottomObj.GetComponent<MeshRenderer>().material.mainTexture.name != bottomVis.name)
                    {
                        print("returning bottomVis");
                        return bottomVis;
                    }
                    break;
                default:
                    break;
            }
        }
        return null;
    }

    public void GiveFirstDetail()
    {
        Texture _displayGraphic;
        switch (order[0])
        {
            case "base":
                _displayGraphic = baseVis;
                break;
            case "hat":
                _displayGraphic = hatVis;
                break;
            case "eye":
                _displayGraphic = eyeVis;
                break;
            case "top":
                _displayGraphic = topVis;
                break;
            case "bottom":
                _displayGraphic = bottomVis;
                break;
            default:
                _displayGraphic = null;
                break;
        }
        parentDialougeObj.GetComponent<Image>().sprite = Sprite.Create((Texture2D)_displayGraphic, new Rect(0.0f, 0.0f, _displayGraphic.width, _displayGraphic.height), new Vector2(0.5f, 0.5f), 100.0f);
    }

    private void OnCollisionEnter(Collision collision)
    {
        if (child != null)
        {
            if (collision.collider.gameObject.tag == "Child")
            {
                if (CheckChild(collision.collider.gameObject))
                {
                    print("correct child");
                    //this is the correct child
                }
                else
                {
                    Texture _displayGraphic = GiveDetails(collision.collider.gameObject);
                    //display the display graphic 
                    parentDialougeObj.GetComponent<Image>().sprite = Sprite.Create((Texture2D)_displayGraphic, new Rect(0.0f, 0.0f, _displayGraphic.width, _displayGraphic.height), new Vector2(0.5f, 0.5f), 100.0f);

                    //yeet child back to centre of room
                    Debug.Log("ParentBehaviour.OnCollissionEnter: Yeet Back Child");
                    GameObject lastHeldPlayer = collision.collider.gameObject.GetComponent<YeetHandle>().lastHeld;
                    float yeetBackForce = 15f;
                    Vector3 yeetBackVelocity = (-1 * lastHeldPlayer.transform.forward * yeetBackForce) + lastHeldPlayer.transform.up * yeetBackForce;
                    collision.collider.gameObject.GetComponent<Rigidbody>().velocity = yeetBackVelocity;
                }
            }
        }
    }
}