using UnityEngine;
using UnityEngine.InputSystem;

namespace StarterAssets
{
	[RequireComponent(typeof(CharacterController))]
	[RequireComponent(typeof(PlayerInput))]
	public class ThirdPersonController : MonoBehaviour
	{
		[Header("Player")]
		[Tooltip("Move speed of the character in m/s")]
		public float MoveSpeed = 2f;

		[Tooltip("Sprint speed of the character in m/s")]
		public float SprintSpeed = 5.335f;

		[Tooltip("How fast the character turns to face movement direction")]
		[Range(0f, 0.3f)]
		public float RotationSmoothTime = 0.12f;

		[Tooltip("Acceleration and deceleration")]
		public float SpeedChangeRate = 10f;

		public AudioClip LandingAudioClip;

		public AudioClip[] FootstepAudioClips;

		[Range(0f, 1f)]
		public float FootstepAudioVolume = 0.5f;

		[Space(10f)]
		[Tooltip("The height the player can jump")]
		public float JumpHeight = 1.2f;

		[Tooltip("The character uses its own gravity value. The engine default is -9.81f")]
		public float Gravity = -15f;

		[Space(10f)]
		[Tooltip("Time required to pass before being able to jump again. Set to 0f to instantly jump again")]
		public float JumpTimeout = 0.5f;

		[Tooltip("Time required to pass before entering the fall state. Useful for walking down stairs")]
		public float FallTimeout = 0.15f;

		[Header("Player Grounded")]
		[Tooltip("If the character is grounded or not. Not part of the CharacterController built in grounded check")]
		public bool Grounded = true;

		[Tooltip("Useful for rough ground")]
		public float GroundedOffset = -0.14f;

		[Tooltip("The radius of the grounded check. Should match the radius of the CharacterController")]
		public float GroundedRadius = 0.28f;

		[Tooltip("What layers the character uses as ground")]
		public LayerMask GroundLayers;

		[Header("Cinemachine")]
		[Tooltip("The follow target set in the Cinemachine Virtual Camera that the camera will follow")]
		public GameObject CinemachineCameraTarget;

		[Tooltip("How far in degrees can you move the camera up")]
		public float TopClamp = 70f;

		[Tooltip("How far in degrees can you move the camera down")]
		public float BottomClamp = -30f;

		[Tooltip("Additional degress to override the camera. Useful for fine tuning camera position when locked")]
		public float CameraAngleOverride;

		[Tooltip("For locking the camera position on all axis")]
		public bool LockCameraPosition;

		private float _cinemachineTargetYaw;

		private float _cinemachineTargetPitch;

		private float _speed;

		private float _animationBlend;

		private float _targetRotation;

		private float _rotationVelocity;

		private float _verticalVelocity;

		private float _terminalVelocity = 53f;

		private float _jumpTimeoutDelta;

		private float _fallTimeoutDelta;

		private int _animIDSpeed;

		private int _animIDGrounded;

		private int _animIDJump;

		private int _animIDFreeFall;

		private int _animIDMotionSpeed;

		private Animator _animator;

		private CharacterController _controller;

		private GameObject _mainCamera;

		private const float _threshold = 0.01f;

		private bool _hasAnimator;

		private bool IsCurrentDeviceMouse => true;

		private void Awake()
		{
			if (_mainCamera == null)
			{
				_mainCamera = GameObject.FindGameObjectWithTag("MainCamera");
			}
		}

		private void Start()
		{
			_cinemachineTargetYaw = CinemachineCameraTarget.transform.rotation.eulerAngles.y;
			_hasAnimator = TryGetComponent<Animator>(out _animator);
			_controller = GetComponent<CharacterController>();
			AssignAnimationIDs();
			_jumpTimeoutDelta = JumpTimeout;
			_fallTimeoutDelta = FallTimeout;
		}

		private void Update()
		{
			_hasAnimator = TryGetComponent<Animator>(out _animator);
			JumpAndGravity();
			GroundedCheck();
			Move();
		}

		private void LateUpdate()
		{
			CameraRotation();
		}

		private void AssignAnimationIDs()
		{
			_animIDSpeed = Animator.StringToHash("Speed");
			_animIDGrounded = Animator.StringToHash("Grounded");
			_animIDJump = Animator.StringToHash("Jump");
			_animIDFreeFall = Animator.StringToHash("FreeFall");
			_animIDMotionSpeed = Animator.StringToHash("MotionSpeed");
		}

		private void GroundedCheck()
		{
			Vector3 position = new Vector3(base.transform.position.x, base.transform.position.y - GroundedOffset, base.transform.position.z);
			Grounded = Physics.CheckSphere(position, GroundedRadius, GroundLayers, QueryTriggerInteraction.Ignore);
			if (_hasAnimator)
			{
				_animator.SetBool(_animIDGrounded, Grounded);
			}
		}

		private void CameraRotation()
		{
			Vector2 vector = new Vector2(Input.GetAxis("Mouse X"), 0f - Input.GetAxis("Mouse Y"));
			if (vector.sqrMagnitude >= 0.01f && !LockCameraPosition)
			{
				float num = (IsCurrentDeviceMouse ? 1f : Time.deltaTime);
				_cinemachineTargetYaw += vector.x * num;
				_cinemachineTargetPitch += vector.y * num;
			}
			_cinemachineTargetYaw = ClampAngle(_cinemachineTargetYaw, float.MinValue, float.MaxValue);
			_cinemachineTargetPitch = ClampAngle(_cinemachineTargetPitch, BottomClamp, TopClamp);
			CinemachineCameraTarget.transform.rotation = Quaternion.Euler(_cinemachineTargetPitch + CameraAngleOverride, _cinemachineTargetYaw, 0f);
		}

		private void Move()
		{
			float num = ((Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift)) ? SprintSpeed : MoveSpeed);
			Vector2 vector = new Vector2(Input.GetAxis("Horizontal"), Input.GetAxis("Vertical"));
			if (vector == Vector2.zero)
			{
				num = 0f;
			}
			float magnitude = new Vector3(_controller.velocity.x, 0f, _controller.velocity.z).magnitude;
			float num2 = 0.1f;
			float magnitude2 = vector.magnitude;
			if (magnitude < num - num2 || magnitude > num + num2)
			{
				_speed = Mathf.Lerp(magnitude, num * magnitude2, Time.deltaTime * SpeedChangeRate);
				_speed = Mathf.Round(_speed * 1000f) / 1000f;
			}
			else
			{
				_speed = num;
			}
			_animationBlend = Mathf.Lerp(_animationBlend, num, Time.deltaTime * SpeedChangeRate);
			if (_animationBlend < 0.01f)
			{
				_animationBlend = 0f;
			}
			Vector3 normalized = new Vector3(vector.x, 0f, vector.y).normalized;
			if (vector != Vector2.zero)
			{
				_targetRotation = Mathf.Atan2(normalized.x, normalized.z) * 57.29578f + _mainCamera.transform.eulerAngles.y;
				float y = Mathf.SmoothDampAngle(base.transform.eulerAngles.y, _targetRotation, ref _rotationVelocity, RotationSmoothTime);
				base.transform.rotation = Quaternion.Euler(0f, y, 0f);
			}
			Vector3 vector2 = Quaternion.Euler(0f, _targetRotation, 0f) * Vector3.forward;
			_controller.Move(vector2.normalized * (_speed * Time.deltaTime) + new Vector3(0f, _verticalVelocity, 0f) * Time.deltaTime);
			if (_hasAnimator)
			{
				_animator.SetFloat(_animIDSpeed, _animationBlend);
				_animator.SetFloat(_animIDMotionSpeed, magnitude2);
			}
		}

		private void JumpAndGravity()
		{
			bool keyDown = Input.GetKeyDown(KeyCode.Space);
			if (Grounded)
			{
				_fallTimeoutDelta = FallTimeout;
				if (_hasAnimator)
				{
					_animator.SetBool(_animIDJump, value: false);
					_animator.SetBool(_animIDFreeFall, value: false);
				}
				if (_verticalVelocity < 0f)
				{
					_verticalVelocity = -2f;
				}
				if (keyDown && _jumpTimeoutDelta <= 0f)
				{
					_verticalVelocity = Mathf.Sqrt(JumpHeight * -2f * Gravity);
					if (_hasAnimator)
					{
						_animator.SetBool(_animIDJump, value: true);
					}
				}
				if (_jumpTimeoutDelta >= 0f)
				{
					_jumpTimeoutDelta -= Time.deltaTime;
				}
			}
			else
			{
				_jumpTimeoutDelta = JumpTimeout;
				if (_fallTimeoutDelta >= 0f)
				{
					_fallTimeoutDelta -= Time.deltaTime;
				}
				else if (_hasAnimator)
				{
					_animator.SetBool(_animIDFreeFall, value: true);
				}
			}
			if (_verticalVelocity < _terminalVelocity)
			{
				_verticalVelocity += Gravity * Time.deltaTime;
			}
		}

		private static float ClampAngle(float lfAngle, float lfMin, float lfMax)
		{
			if (lfAngle < -360f)
			{
				lfAngle += 360f;
			}
			if (lfAngle > 360f)
			{
				lfAngle -= 360f;
			}
			return Mathf.Clamp(lfAngle, lfMin, lfMax);
		}

		private void OnDrawGizmosSelected()
		{
			Color color = new Color(0f, 1f, 0f, 0.35f);
			Color color2 = new Color(1f, 0f, 0f, 0.35f);
			if (Grounded)
			{
				Gizmos.color = color;
			}
			else
			{
				Gizmos.color = color2;
			}
			Gizmos.DrawSphere(new Vector3(base.transform.position.x, base.transform.position.y - GroundedOffset, base.transform.position.z), GroundedRadius);
		}

		private void OnFootstep(AnimationEvent animationEvent)
		{
			if (animationEvent.animatorClipInfo.weight > 0.5f && FootstepAudioClips.Length != 0)
			{
				Random.Range(0, FootstepAudioClips.Length);
			}
		}

		private void OnLand(AnimationEvent animationEvent)
		{
			_ = animationEvent.animatorClipInfo.weight;
			_ = 0.5f;
		}
	}
}