using _Project.Scripts.Utilities;
using UnityEngine;

namespace _Project.Scripts.PlayerUtils
{
    public class PlayerMovement : MonoSingleton<PlayerMovement>
    {
         [Header("Камера и Мышь")]
    [SerializeField] private Transform cameraPosition;
    [SerializeField] private float mouseSensitivity = 0.1f;
    [SerializeField] private float maxLookAngle = 80f;

    [Header("Скорости передвижения (м/с)")]
    [SerializeField] private float moveSpeed = 6.5f;       // Обычный бег (~250 u/s)
    [SerializeField] private float sprintSpeed = 9.5f;     // Спринт (~360 u/s)
    [SerializeField] private float crouchSpeed = 3f;

    [Header("Параметры Подката (Slide)")]
    [Tooltip("Начальная взрывная скорость подката")]
    [SerializeField] private float slideInitialSpeed = 15f; // (~580 u/s)
    [Tooltip("Длительность скольжения в секундах")]
    [SerializeField] private float slideDuration = 0.85f;
    [Tooltip("Трение коленей при подкате")]
    [SerializeField] private float slideFriction = 2.8f;
    [Tooltip("Наклон камеры набок при подкате (градусы)")]
    [SerializeField] private float slideCameraTiltAngle = 4f;
    [SerializeField] private float slideCooldown = 0.35f;

    [Header("Физика CS / Source (Bunnyhop & Strafe)")]
    [Tooltip("Трение на земле (гасит скорость, если не успели прыгнуть вовремя)")]
    [SerializeField] private float groundFriction = 5f;
    [Tooltip("Ускорение на земле")]
    [SerializeField] private float groundAcceleration = 10f;
    [Tooltip("Сила набора скорости в воздухе при стрейфах (sv_airaccelerate)")]
    [SerializeField] private float airAcceleration = 80f;
    [Tooltip("Лимит добавления скорости в воздухе")]
    [SerializeField] private float airCap = 2.0f;
    [Tooltip("Показывать спидометр на экране")]
    [SerializeField] private bool showSpeedometer = true;

    [Header("Гравитация и Прыжок")]
    [SerializeField] private float jumpHeight = 1.35f;
    [SerializeField] private float gravity = -25f;
    [SerializeField] private float fallMultiplier = 1.8f;
    [SerializeField] private LayerMask groundLayer;
    [SerializeField] private float groundCheckDistance = 0.12f;
    [Tooltip("Буфер прыжка (время поблажки для колесика мыши)")]
    [SerializeField] private float jumpBufferTime = 0.12f;

    [Header("Параметры приседания")]
    [SerializeField] private float standingHeight = 2f;
    [SerializeField] private float crouchingHeight = 1.05f;
    [SerializeField] private float standingCameraY = 1.6f;
    [SerializeField] private float crouchingCameraY = 0.8f;
    [SerializeField] private float crouchTransitionSpeed = 15f;
    
    private Rigidbody rb;
    private CapsuleCollider col;

    private Vector2 moveInput;
    private Vector2 lookInput;
    private Vector3 horizontalVelocity = Vector3.zero;
    private float verticalVelocity = 0f;
    
    private bool isGrounded;
    private bool wasGrounded;
    private bool isSprinting = false;
    private bool isCrouching = false;
    private float jumpBufferTimer = 0f;

    // Подкат
    private bool isSliding = false;
    private float slideTimer = 0f;
    private float slideCurrentSpeed = 0f;
    private Vector3 slideDirection = Vector3.zero;
    private float slideCooldownTimer = 0f;
    
    private PlayerControls controls;
    
        void Awake()
        {
            base.Awake();
            
            rb = GetComponent<Rigidbody>();
            col = GetComponent<CapsuleCollider>();
            mouseSensitivity = PlayerPrefs.GetFloat("MouseSensitivity", mouseSensitivity);
            rb.useGravity = false;
            rb.freezeRotation = true;
            rb.interpolation = RigidbodyInterpolation.None;
            
            controls = new PlayerControls();

            controls = Player.Instance.controls;
            // Спринт
            controls.Player.Sprint.started += ctx => isSprinting = true;
            controls.Player.Sprint.canceled += ctx => isSprinting = false;

          /*  // Присед и Подкат
            controls.Player.Crouch.started += ctx => OnCrouchPressed();
            controls.Player.Crouch.canceled += ctx => OnCrouchReleased();

            // Прыжок на Пробел (через буфер)
            controls.Player.Jump.performed += ctx => QueueJump();
            */
        }
    }
}