using UnityEngine;

namespace OnlyScove.Scripts
{
    public class PlayerJumpState : PlayerBaseState
    {
        private readonly int jumpHash = Animator.StringToHash("Jump");
        private readonly int speedHash = Animator.StringToHash("Speed");
        private readonly int speedXHash = Animator.StringToHash("Velocity X");
        private readonly int speedZHash = Animator.StringToHash("Velocity Z");
        
        private float jumpSpeed;

        public PlayerJumpState(PlayerStateMachine stateMachine, float jumpSpeed = -1f) : base(stateMachine) 
        {
            if (jumpSpeed < 0)
            {
                this.jumpSpeed = stateMachine.WalkSpeed;
            }
            else
            {
                this.jumpSpeed = jumpSpeed;
            }
        }

        public override void Enter()
        {
            // Sử dụng dữ liệu đồng bộ
            Vector2 input = stateMachine.MoveInput;
            
            stateMachine.Anim.ResetTrigger(jumpHash);
            stateMachine.Anim.SetTrigger(jumpHash);

            // Physic formula: v = sqrt(h * -2 * g)
            stateMachine.VelocityY = Mathf.Sqrt(stateMachine.JumpHeight * -2f * stateMachine.Gravity);

            stateMachine.Input.OnSprintEvent += OnAirDash;
        }

        public override void Tick(float deltaTime)
        {
            stateMachine.VelocityY += stateMachine.Gravity * deltaTime;

            Vector2 input = stateMachine.MoveInput;
            Vector3 inputDir = new Vector3(input.x, 0, input.y).normalized;
            Vector3 moveDirection = stateMachine.CameraRotation * inputDir;
            moveDirection.y = 0;
            moveDirection.Normalize();

            Vector3 velocity = moveDirection * jumpSpeed;
            velocity.y = stateMachine.VelocityY;

            // Đồng bộ di chuyển và xoay
            stateMachine.Move(velocity, 1.0f, deltaTime);
            stateMachine.Rotate(moveDirection, deltaTime);

            if (stateMachine.VelocityY <= 0f)
            {
                stateMachine.SwitchState(new PlayerFallState(stateMachine, jumpSpeed));
            }
        }

        private void OnAirDash()
        {
            stateMachine.SwitchState(new PlayerAirDashState(stateMachine));
        }

        public override void PhysicsTick(float fixedDeltaTime) {}

        public override void Exit()
        {
            stateMachine.Input.OnSprintEvent -= OnAirDash;
        }
    }
}