Infratest/Assets/Code/Example/Platformer/Entity/PlayerEntity.cs

using System;
using Code.Infrastructure.Input;
using Reflex.Attributes;
using UnityEngine;
using UnityEngine.InputSystem;

namespace Code.Example.Platformer.Entity
{
    public class PlayerEntity : Entity
    {
        private IInputService _inputService;

        [Inject]
        private void Construct(IInputService inputService)
        {
            _inputService = inputService;
            _inputService.BindActionPerformed((int)ActionMappings.Gameplay, (int)GameplayActions.Move,
                MovementPerformed);
            _inputService.BindActionCancelled((int)ActionMappings.Gameplay, (int)GameplayActions.Move,
                MovementCancelled);
            _inputService.BindActionPerformed((int)ActionMappings.Gameplay, (int)GameplayActions.Brake, JumpPerformed);
        }

        private void OnDestroy()
        {
            _inputService.UnbindActionPerformed((int)ActionMappings.Gameplay, (int)GameplayActions.Move,
                MovementPerformed);
            _inputService.UnbindActionCancelled((int)ActionMappings.Gameplay, (int)GameplayActions.Move,
                MovementCancelled);
            _inputService.UnbindActionPerformed((int)ActionMappings.Gameplay, (int)GameplayActions.Brake, JumpPerformed);
        }

        protected override void Move()
        {
            rigidbody2D.linearVelocityX = _moveDirection.x * 5f;
        }

        private Vector2 _moveDirection;

        private void MovementPerformed(InputAction.CallbackContext callbackContext) =>
            _moveDirection = callbackContext.ReadValue<Vector2>();

        private void MovementCancelled(InputAction.CallbackContext callbackContext) =>
            _moveDirection = Vector2.zero;

        private void JumpPerformed(InputAction.CallbackContext callbackContext)
        {
            if (!onGround) return;
            rigidbody2D.AddForceY(100f);
        }
    }
}