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

public class SkinlessMonsterAnimator : MonoBehaviour
{
    [SerializeField] private Animator animator;

    [SerializeField] [Tooltip("This is the object with the skin dissolve material")]
    private GameObject modelObject;

    [SerializeField] private List<GameObject> objectsThatFallOnDeath = new();

    [SerializeField] private float deathSpeed = 5f;

    [SerializeField] private float fastDeathduration = 1f;

    [SerializeField] private float deathDuration = 5f;

    private float curDeathSpeed = 5f;

    private Material dissolveMaterial;
    private bool isAlive = true;

    private float speed;
    public bool IsRunning { get; private set; }


    // Start is called before the first frame update
    private void Start()
    {
        dissolveMaterial = modelObject.GetComponent<SkinnedMeshRenderer>().materials[0];
        curDeathSpeed = deathSpeed;
    }

    // Update is called once per frame
    private void Update()
    {
        if (isAlive)
        {
            animator.SetFloat("Speed", speed);
        }
        else
        {
            var quantity = dissolveMaterial.GetFloat("_DissolveQuantity");
            quantity = Mathf.Lerp(quantity, -2, Time.deltaTime * curDeathSpeed);
            dissolveMaterial.SetFloat("_DissolveQuantity", quantity);
        }
    }

    public void StartMoving()
    {
        if (isAlive)
        {
            IsRunning = true;
            speed = 1;
        }
    }

    public void StopMoving()
    {
        if (isAlive)
        {
            speed = 0;
            IsRunning = false;
        }
    }

    public void Attack()
    {
        if (isAlive) animator.SetTrigger("Attack");
    }


    /// <summary>
    ///     0,1,2,3
    /// </summary>
    /// <param name="attackType"></param>
    public void SetAttackType(int attackType)
    {
        animator.SetInteger("AttackIndex", attackType);
    }

    public void InLight()
    {
        if (isAlive)
            animator.SetBool("InLight", true);
    }

    public void NotInLight()
    {
        if (isAlive)
            animator.SetBool("InLight", false);
    }

    public void AttackScream()
    {
        if (isAlive)
            animator.SetTrigger("AttackScream");
    }

    public void Kill(bool fast = false)
    {
        //animator.speed = 0;
        InLight();


        isAlive = false;
        foreach (var obj in objectsThatFallOnDeath)
        {
            obj.AddComponent<Rigidbody>();
            if (obj.GetComponent<Collider>() != null) obj.GetComponent<Collider>().enabled = false;
        }

        var dur = deathDuration;
        if (fast)
        {
            dur = fastDeathduration;
            curDeathSpeed = deathSpeed * (deathDuration / fastDeathduration);
        }

        StartCoroutine(destroyAfterSeconds(dur));
    }


    private IEnumerator destroyAfterSeconds(float duration)
    {
        yield return new WaitForSeconds(duration);
        Destroy(gameObject);
    }
}