UnityExplorer_Fix/src/Input/NoInput.cs

using UnityEngine;

namespace UnityExplorer.Input
{
    // Just a stub for games where no Input module was able to load at all.

    public class NoInput : IHandleInput
    {
        public Vector2 MousePosition => Vector2.zero;

        public bool GetKey(KeyCode key) => false;
        public bool GetKeyDown(KeyCode key) => false;

        public bool GetMouseButton(int btn) => false;
        public bool GetMouseButtonDown(int btn) => false;
    }
}