using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting;
using UnityEngine;

public class WeaponScript : MonoBehaviour
{
    public List<WeaponBehaviour> weapons = new List<WeaponBehaviour>();
    [SerializeField] private float offset;
    [HideInInspector]
    public int currentWeapon = 0;
    [HideInInspector]
    public StatusEffects se;
    [HideInInspector]
    public Rigidbody rb;
    List<float> coolDowns = new List<float>();

    SoundsManager sM;
    AudioSource audioSource;
    private void Start()
    {
        audioSource = GetComponent<AudioSource>();
        rb = GetComponent<Rigidbody>();
        se = GetComponent<StatusEffects>();
        foreach(WeaponBehaviour w in weapons)
        {
            w.shooted= false;
            coolDowns.Add(0);
        }
        GameObject t = GameObject.Find("AudioManager");
        if(t) sM = t.GetComponent<SoundsManager>();
    }

    private void Update()
    {
        for(int i = 0; i < coolDowns.Count; i++) 
        {
            if (coolDowns[i] >= 0)
            {
                coolDowns[i] -= Time.deltaTime;
            }
        }
    }

    public void ChangeWeapon(float weapon)
    {
        if(weapon < 0)
        {
            if (currentWeapon < weapons.Count - 1)
                currentWeapon++;
            else
                currentWeapon = 0;
        }
        else
        {
            if (currentWeapon > 0)
                currentWeapon--;
            else
                currentWeapon = weapons.Count - 1;
        }
    }
    public void Shoot(Vector3 direction) 
    {
        if(coolDowns[currentWeapon] <= 0 && !weapons[currentWeapon].shooted)
        {
            WeaponBehaviour w = weapons[currentWeapon];
            
            float toShootAngle = Vector3.Angle(Vector3.right, direction);
            if (direction.y < 0)
                toShootAngle = -toShootAngle;
            toShootAngle -= w.numberOfBulletsSpawned * w.angleBetweenBullets / 2;
            
            for (int i = 0; i < w.numberOfBulletsSpawned; i++)
            {
                Vector3 dir = (Quaternion.Euler(0, 0, toShootAngle) * Vector3.right);
                toShootAngle += w.angleBetweenBullets;
                GameObject bullet = Instantiate(w.bulletPrefab, transform.position + (dir * offset), Quaternion.identity);
                bullet.GetComponent<Rigidbody>().velocity = dir * w.bulletVelocity;
                IAmmunitonHandler ammo = bullet.GetComponent<IAmmunitonHandler>();
                if (sM) sM.PlaySoundEffect(weapons[currentWeapon].shootingSound, audioSource);
                if(ammo != null)
                    ammo.ReadyBullet(se.damage * w.damageMultiplier, gameObject);
            }
            coolDowns[currentWeapon] = w.coolDown;
            if (w.onlyShot)
            {
                w.shooted = true;
            }
        }
    }
}