using System;
using System.Collections;
using System.Collections.Generic;
using Blobcreate.ProjectileToolkit;
using UnityEngine;
using UnityEngine.Animations;

// ReSharper disable once CheckNamespace
namespace BlueWaterProject
{
    public class Canon : MonoBehaviour
    {
        public float power;
        public float reloadTime = 1f;
        public RadarTargetUI radarTargetUI;
        private bool isReloading;

        private LookAtConstraint canonLookAtConstraint;

        public Rigidbody projectilePrefab;
        public Transform launchPoint;
        public float timeOfFlight = 1f;
        public Transform predictedPos;

        private void Init()
        {
            projectilePrefab = DataManager.Inst.grenadeFire.GetComponent<Rigidbody>();
            launchPoint = transform.Find("FirePoint");
            canonLookAtConstraint = GetComponent<LookAtConstraint>();
        }

        private void Awake()
        {
            Init();
        }

        private void Update()
        {
            if (!GameManager.Inst.ShipPlayer.IsTargeting) return;
            if(!radarTargetUI.gameObject.activeInHierarchy && !isReloading)
                StartCoroutine(ReloadCoroutine());
        }

        private IEnumerator ReloadCoroutine()
        {
            isReloading = true;
            yield return new WaitForSeconds(reloadTime);
            radarTargetUI.Reactivate();
            isReloading = false;
        }

        public void Fire()
        {
            var myRigid = Instantiate(projectilePrefab, launchPoint.position, launchPoint.rotation);
            var v = Projectile.VelocityByTime(myRigid.transform.position, predictedPos.position, timeOfFlight);
            myRigid.AddForce(v, ForceMode.VelocityChange);
        }

        public void LookAtTarget()
        {
            canonLookAtConstraint.SetSources(new List<ConstraintSource>
            {
                new ConstraintSource
                {
                    sourceTransform = predictedPos,
                    weight = 1
                }
            });
        }
    }
}