using Cinemachine;
using Framework.Utils;
using Framework.Utils.SingletonTemplate;
using UnityEngine;
using CameraType = Framework.Utils.CameraType;

namespace System
{
    public class CameraImpulseUtils : MgrBase<CameraImpulseUtils>
    {
        protected override void OnCreateMge()
        {
            var camera = CameraGroup.Instance.GetCamera(CameraType.Base);
            // if (camera.GetComponent<CinemachineImpulseSource>() == null)
            // {
            //     this._cineMachineNormalImpulseSource = camera.gameObject.AddComponent<CinemachineImpulseSource>();
            // }
            // else
            // {
            //     this._cineMachineNormalImpulseSource = camera.GetComponent<CinemachineImpulseSource>();
            // }
            this._cineMachineLegacyImpulseSource = camera.transform.Find("ImpulsLegacy").GetComponent<CinemachineImpulseSource>();
            this._cineMachineNormalImpulseSource = camera.transform.Find("ImpulsNormal").GetComponent<CinemachineImpulseSource>();
        }

        private CinemachineImpulseSource _cineMachineLegacyImpulseSource;
        private CinemachineImpulseSource _cineMachineNormalImpulseSource;

        /// <summary>
        /// 设置默认震动方向
        /// </summary>
        /// <param name="vector"></param>
        public void SetDefaultImpulseVector(Vector3 vector)
        {
            this._cineMachineNormalImpulseSource.m_DefaultVelocity = vector;
        }

        /// <summary>
        /// 简易自定义震动
        /// </summary>
        /// <param name="time"></param>
        /// <param name="vector"></param>
        /// <param name="scale"></param>
        /// <param name="impulseTypes"></param>
        /// <param name="impulseShapes"></param>
        public void SampleImpulseCamera(float time, Vector3 vector, float scale, CinemachineImpulseDefinition.ImpulseTypes impulseTypes, CinemachineImpulseDefinition.ImpulseShapes impulseShapes)
        {
            this._cineMachineNormalImpulseSource.m_ImpulseDefinition.m_ImpulseDuration = time;
            this._cineMachineNormalImpulseSource.m_ImpulseDefinition.m_ImpulseType     = impulseTypes;
            this._cineMachineNormalImpulseSource.m_ImpulseDefinition.m_ImpulseShape    = impulseShapes;
            this._cineMachineNormalImpulseSource.GenerateImpulse(vector.normalized * scale);
        }

        /// <summary>
        /// 持续震动
        /// </summary>
        /// <param name="time"></param>
        /// <param name="scale"></param>
        public void UniformImpulseCamera(float time, float scale = 1, float inTime = 0, float outTime = 0 )
        {
            if (time <= 0 || scale == 0)
            {
                CinemachineImpulseManager.Instance.Clear();
                return;
            }
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_ImpulseDuration = time;
            // this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_ImpulseType     = CinemachineImpulseDefinition.ImpulseTypes.Legacy;
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_DissipationMode = CinemachineImpulseManager.ImpulseEvent.DissipationMode.SoftDecay;
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_TimeEnvelope    = new CinemachineImpulseManager.EnvelopeDefinition()
            {
                m_AttackTime = inTime,
                m_DecayTime = outTime,
                m_SustainTime = time,
            };
            this._cineMachineLegacyImpulseSource.GenerateImpulse(scale);
        }
        
        /// <summary>
        /// 爆炸性震动
        /// </summary>
        /// <param name="time"></param>
        /// <param name="scale"></param>
        public void ExplosionImpulseCamera(float time, float scale = 1, float inTime = 0, float outTime = 0 )
        {
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_ImpulseDuration = time;
            // this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_ImpulseType     = CinemachineImpulseDefinition.ImpulseTypes.Legacy;
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_DissipationMode = CinemachineImpulseManager.ImpulseEvent.DissipationMode.ExponentialDecay;
            // this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_RawSignal       = ;
            this._cineMachineLegacyImpulseSource.m_ImpulseDefinition.m_TimeEnvelope = new CinemachineImpulseManager.EnvelopeDefinition()
            {
                m_AttackTime  = inTime,
                m_DecayTime   = outTime,
                m_SustainTime = time,
            };
            this._cineMachineLegacyImpulseSource.GenerateImpulse(scale);
        }
    }
}