using System;
using System.Collections;
using BlueWater.Interfaces;
using BlueWater.Maps;
using BlueWater.Utility;
using UnityEngine;

namespace BlueWater.Enemies.Bosses.SandMole.Skills
{
    public class SpikeBarrage : BaseSkill
    {
        private SpikeBarrageData _spikeBarrageData;
        private AnimationController _animationController;
        private AiMovement _aiMovement;
        private Rigidbody _userRigidbody;
        private Collider _userCollider;
        private Collider _targetCollider;
        private SpriteRenderer _userSpriteRenderer;
        private SandMoleMapController _sandMoleMapController;
        private Transform _particleInstantiateLocation;
        private Transform _centerSpawnTransform;
        
        private static readonly int _dissolveValueHash = Shader.PropertyToID("_DissolveValue");
        
        protected override void BasicSetting()
        {
            _animationController = SkillUser.GetComponent<AnimationController>();
            _aiMovement = SkillUser.GetComponent<AiMovement>();
            _userRigidbody = SkillUser.GetComponent<Rigidbody>();
            _userCollider = SkillUser.GetComponent<CapsuleCollider>();
            _targetCollider = SkillUser.GetComponent<ITarget>().Target;
            _userSpriteRenderer = SkillUser.GetComponentInChildren<SpriteRenderer>();
            _sandMoleMapController = MapManager.Instance.SandMoleMapController;
            _particleInstantiateLocation = _sandMoleMapController.ParticleInstanceLocation;
            _centerSpawnTransform = _sandMoleMapController.CenterSpawnTransform;
            _spikeBarrageData = (SpikeBarrageData)SkillData;
            
            base.BasicSetting();
        }
        
        public override void ActivateSkill(params Action[] actions)
        {
            Utils.StartUniqueCoroutine(this, ref SkillCoroutineInstance, SkillCoroutine(actions));
        }
        
        private IEnumerator SkillCoroutine(params Action[] actions)
        {
            EnableSkill = false;
            _aiMovement.StopMove();
            _animationController.SetAnimationParameter("skillIndex", (int)SandMoleSkill.SpikeBarrage);
            
            var animationStarted = false;
            yield return StartCoroutine(_animationController.WaitForAnimationToRun("SpikeBarrage",
                success => animationStarted = success));

            if (!animationStarted || !SkillUser)
            {
                EndSkill(0, actions[0]);
                yield break;
            }

            _userRigidbody.isKinematic = true;
            _userSpriteRenderer.material.SetFloat(_dissolveValueHash, 1f);
            var elapsedTime = 0f;
            var dissolveTime = _spikeBarrageData.DissolveTime;
            while (elapsedTime <= dissolveTime)
            {
                if (!_userSpriteRenderer)
                {
                    EndSkill(0, actions[0]);
                    yield break;
                }
                
                var value = Mathf.Lerp(1f, 0f, elapsedTime / dissolveTime);
                _userSpriteRenderer.material.SetFloat(_dissolveValueHash, value);
                elapsedTime += Time.deltaTime;

                yield return null;
            }
            _userSpriteRenderer.material.SetFloat(_dissolveValueHash, 0f);
            _aiMovement.Teleport(SkillUser.transform.position + Vector3.up * 20f);

            yield return new WaitForSeconds(1f);

            _aiMovement.Teleport(_centerSpawnTransform.position);
            _userRigidbody.isKinematic = false;
            
            elapsedTime = 0f;
            dissolveTime = _spikeBarrageData.SpawnDissolveTime;
            while (elapsedTime <= dissolveTime)
            {
                if (!_userSpriteRenderer)
                {
                    EndSkill(0, actions[0]);
                    yield break;
                }
                
                var value = Mathf.Lerp(0f, 1f, elapsedTime / dissolveTime);
                _userSpriteRenderer.material.SetFloat(_dissolveValueHash, value);
                elapsedTime += Time.deltaTime;

                yield return null;
            }
            _userSpriteRenderer.material.SetFloat(_dissolveValueHash, 1f);

            var startAngle = _spikeBarrageData.StartAngle;
            var angleStep = _spikeBarrageData.AngleStep;
            var spikeSpawnPosition = _userCollider.bounds.center;
            spikeSpawnPosition.y = _targetCollider.bounds.center.y;
            var spikeInterval = new WaitForSeconds(_spikeBarrageData.SpikeInterval);
            for (var i = 0; i < _spikeBarrageData.SpikeCount; i++)
            {
                var currentAngle = startAngle + angleStep * i;
                var rotation = Quaternion.Euler(0f, currentAngle, 0f);
                var spike = Instantiate(_spikeBarrageData.SpikePrefab, spikeSpawnPosition, rotation,
                    _particleInstantiateLocation).GetComponent<ProjectileController>();
                spike.Initialize(_spikeBarrageData.Damage, _spikeBarrageData.TargetLayer);
                spike.AddForce(spike.transform.forward * _spikeBarrageData.ProjectileSpeed, ForceMode.Impulse);

                yield return spikeInterval;
            }

            EndSkill(SkillData.Cooldown, actions[0]);
        }

        private void EndSkill(float cooldown, Action action)
        {
            Utils.EndUniqueCoroutine(this, ref SkillCoroutineInstance);
            
            _animationController.ResetAnimationSpeed();
            _animationController.SetAnimationParameter("skillIndex", (int)SandMoleSkill.None);
            action?.Invoke();
            
            Utils.StartUniqueCoroutine(this, ref CooldownCoroutineInstance,Utils.CoolDownCoroutine(cooldown, EndCooldown));
        }
    }
}