using System.Collections;
using UnityEngine;

public class HaiScript : MonoBehaviour
{

    [SerializeField] GameObject button;

    [Header("Spawn Points")]

    [SerializeField] GameObject SPBack;
    [SerializeField] GameObject SPLeft;
    [SerializeField] GameObject SPRight;
    [SerializeField] GameObject SPDeath;

    bool spawnLeft = false;

    [Header("Character")]

    [SerializeField] GameObject Hai;
    //[SerializeField] int damageDealt = 1; //hat aktuell keinen Zweck

    [SerializeField] public float stateTime = 10f;
    public bool haiKill;

    [Header("Scripts")]

    [SerializeField] GameObject scriptPile;
    [SerializeField] GameObject door1;      //1 is always Left
    [SerializeField] GameObject door2;
    [SerializeField] GameObject levelScript;

    [SerializeField] GameObject eFie;
    [SerializeField] GameObject eSilv;

    ChangeHealth healthScript;
    Door doorSwitch;
    Door doorSwitch2;
    LevelBehavior level;

    FieScript fie;
    SilvScript silv;

    private void Awake()
    {
        healthScript = scriptPile.GetComponent<ChangeHealth>();
        doorSwitch = door1.GetComponent<Door>();
        doorSwitch2 = door2.GetComponent<Door>();
        level = levelScript.GetComponent<LevelBehavior>();

        fie = eFie.GetComponent<FieScript>();
        silv = eSilv.GetComponent<SilvScript>();
    }


    void Start()
    {
        button.SetActive(false);        //zum vorherigen Debuggen genutzt
        spawnLeft = false;


        //StateOne();
        StartStuff();
    }

    void Update()
    {

    }

    public void HitPlayer()
    {
        healthScript.GetHit();
    }

    public void StartStuff()
    {
        Debug.Log("I´m starting stuff.");
        StartCoroutine(WanderAround());
    }

    IEnumerator WanderAround()
    {
        float elapsed = 0;

        Debug.Log("Hai: Wandering around");

        button.SetActive(false);

        Hai.transform.position = SPBack.transform.position;

        //Hauptposition
        Debug.Log("Hai: Bin hinten");

        int random = Random.Range(1, 3);
        if (random == 1)        //1 bedeutet immer left
        {
            spawnLeft = true;
        }
        else
        {
            spawnLeft = false;
        }
        Debug.Log("random = " + random);

        while (elapsed < stateTime)
        {
            elapsed += Time.deltaTime;
        }

        yield return new WaitForSeconds(stateTime);

        StartCoroutine(WanderClose());
    }

    IEnumerator WanderClose()
    {
        float elapsed2 = 0;

        if (spawnLeft == true)        //1 bedeutet immer left
        {
            Hai.transform.position = SPLeft.transform.position;
        }
        else
        {
            Hai.transform.position = SPRight.transform.position;
        }

        //einen von zwei Punkten aussuchen
        Debug.Log("Hai: Komme näher");

        while (elapsed2 < stateTime)
        {
            elapsed2 += Time.deltaTime;
        }

        yield return new WaitForSeconds(stateTime);

        StartCoroutine(GetTooClose());
    }

    IEnumerator GetTooClose()
    {
        float elapsed3 = 0;
        float stickAround = 0f;

        if (spawnLeft && doorSwitch.isOpen == true)
        {
            Hai.transform.position = SPDeath.transform.position;
            Debug.Log("Hai: Hab dich!");
            //reingehen
            HitPlayer();

            fie.fieKill = false;
            silv.silvKill = false;
            haiKill = true;

            stickAround += Time.deltaTime;
            if (stickAround >= 2f)
            {
                Hai.transform.position = SPBack.transform.position;
                stickAround = 0f;
            }
        }

        else if (!spawnLeft && doorSwitch2.isOpen == true)
        {
            Hai.transform.position = SPDeath.transform.position;
            Debug.Log("Hai: Hab dich!");
            //reingehen
            HitPlayer();

            fie.fieKill = false;
            silv.silvKill = false;
            haiKill = true;

            stickAround += Time.deltaTime;
            if (stickAround >= 2f)
            {
                Hai.transform.position = SPBack.transform.position;
                stickAround = 0f;
            }
        }

        else
        {
            //AudioSpielen
            haiKill = false;
            level.earnedGems += level.earnGems;
            Debug.Log("Hai: Och menno");
            Hai.transform.position = SPBack.transform.position;
        }

        spawnLeft = false;
        //StateOne();

        while (elapsed3 < stateTime)
        {
            elapsed3 += Time.deltaTime;
        }

        yield return new WaitForSeconds(stateTime);

        StartCoroutine(WanderAround());
    }
}