using UnityEngine;
using UnityEngine.InputSystem; 

public class PlayerNoise : MonoBehaviour
{
    [Header("Радиус шума от шагов")]
    public float sneakRadius = 3f;    
    public float walkRadius = 8f;     
    public float runRadius = 18f;     

    [Header("Настройки генерации")]
    public float stepInterval = 0.5f; 
    private float stepTimer = 0f;

    public GameObject wavePrefab;     

    [Header("Синхронизация")]
    [Tooltip("Если включено и на объекте есть EchoTrigger, генерация шума шагов синхронизируется с анимацией персонажа через EchoTrigger")]
    public bool syncWithEchoTrigger = true;

    void Update()
    {
        if (syncWithEchoTrigger && GetComponent<EchoTrigger>() != null)
        {
            return;
        }

        if (Keyboard.current == null) return;

        bool isMoving = Keyboard.current.wKey.isPressed || 
                        Keyboard.current.aKey.isPressed || 
                        Keyboard.current.sKey.isPressed || 
                        Keyboard.current.dKey.isPressed;

        if (isMoving)
        {
            stepTimer -= Time.deltaTime;
            if (stepTimer <= 0f)
            {
                EmitStepNoise();
                stepTimer = stepInterval; 
            }
        }
        else
        {
            stepTimer = 0f; 
        }
    }

    public void EmitFootstep(Vector3 footPosition, float radius)
    {
        if (wavePrefab != null)
        {
            Instantiate(wavePrefab, footPosition, Quaternion.identity);
        }

        Collider[] colliders = Physics.OverlapSphere(footPosition, radius);
        
        foreach (Collider hit in colliders)
        {
            BlindMutantAI mutant = hit.GetComponent<BlindMutantAI>();
            if (mutant != null) mutant.HearSound(footPosition);
        }
    }

    private void EmitStepNoise()
    {
        float currentRadius = walkRadius; 

        if (Keyboard.current != null)
        {
            if (Keyboard.current.leftShiftKey.isPressed) currentRadius = runRadius; 
            else if (Keyboard.current.leftCtrlKey.isPressed || Keyboard.current.cKey.isPressed) currentRadius = sneakRadius; 
        }

        Vector3 footPosition = transform.position - new Vector3(0, transform.localScale.y / 2, 0);
        EmitFootstep(footPosition, currentRadius);
    }
}