using UnityEngine;
using NeonTea.Quakeball.Players;
using NeonTea.Quakeball.Audio;
using NeonTea.Quakeball.Combat;
using NeonTea.Quakeball.Networking;
using NeonTea.Quakeball.Networking.Instances;

namespace NeonTea.Quakeball.Items {
    public class Raygun : Item {

        public override float Cooldown => RaygunCooldown;
        public override Animator Animator => RaygunAnimator;
        public override Transform RightHandAnchor => Handle;

        public float RaygunCooldown = 1;
        public Transform Handle;

        [Header("Visuals")]
        public GameObject LaserPrefab;
        public Animator RaygunAnimator;
        public Transform ScopeCamera;

        [Header("Shooting details")]
        public Transform BulletSourcePoint;
        public LayerMask BulletHitLayer;
        public LayerMask BulletPassLayer;

        [Header("Audio")]
        public AudioSource GunShotAudioSource;
        public AudioClip RaygunClip;

        public override void Shoot(Player source) {
            Vector3 GunPoint = BulletSourcePoint.position;
            Vector3 ShotDelta = source.CameraRoot.forward * 1000f;

            Vector3 From = source.CameraRoot.position;
            Vector3 Direction = source.CameraRoot.forward;
            RaycastHit[] Hits = Physics.RaycastAll(From, Direction, 1000f, BulletHitLayer | BulletPassLayer);
            System.Array.Sort(Hits, (a, b) => { return a.distance.CompareTo(b.distance); });
            foreach (RaycastHit Hit in Hits) {
                ShotDelta = Hit.point - GunPoint;
                Player Player = Hit.rigidbody != null ? Hit.rigidbody.GetComponent<Player>() : null;
                if (Player == source) {
                    continue;
                }
                if (((1 << Hit.collider.gameObject.layer) & BulletPassLayer) != 0) {
                    ImpactSound ImpactSound = Hit.collider.GetComponent<ImpactSound>();
                    if (ImpactSound != null) {
                        ImpactSound.PlayAt(Hit.point);
                    }
                    continue;
                }
                if (Player != null) {
                    if (Net.Singleton.Instance is Server) {
                        ((Server)Net.Singleton.Instance).SendHit(Player.NetId, Player.NetId);
                        Player.Hit(Player.NetId);
                    }
                }
                break;
            }

            RaygunAnimator.SetBool("Shot", true);
            GameObject LaserEffect = Instantiate(LaserPrefab);
            Laser Laser = LaserEffect.GetComponent<Laser>();
            Laser.From = GunPoint;
            Laser.To = GunPoint + ShotDelta;

            GunShotAudioSource.PlayOneShot(RaygunClip);
        }

        public override void Switched() {
        }

        public override void SwitchedOut() {
            GameObject.Destroy(this.gameObject);
        }

        private void Start() {
            ScopeCamera.transform.localPosition = -Holder.ItemRoot.transform.localPosition;
        }

        private void LateUpdate() {
            RaygunAnimator.SetBool("Shot", false);
        }
    }
}