using System;
using UnityEngine;
using UnityEngine.EventSystems;

public class InputManager
{
    public Action KeyAction = null;
    public Action<Define.MouseEvent> MouseAction = null;
    
    bool _pressed = false;
    float _pressedTime = 0.0f;
    
    // ReSharper disable Unity.PerformanceAnalysis
    public void OnUpdate()
    {
        // if(Input.anyKey == false) return;
        if(EventSystem.current.IsPointerOverGameObject()) return;

        if (Input.anyKey && KeyAction != null) KeyAction.Invoke();

        if (MouseAction != null)
        {
            if (Input.GetMouseButton(0))
            {
                if (!_pressed)
                {
                    MouseAction.Invoke(Define.MouseEvent.PointerDown);
                    _pressedTime = Time.time;
                }
                MouseAction.Invoke(Define.MouseEvent.Press);
                _pressed = true;
            }
            else
            {
                if (_pressed)
                {
                    if (Time.time - _pressedTime < 0.2f)
                        MouseAction.Invoke(Define.MouseEvent.Click);
                    else
                    {
                        MouseAction.Invoke(Define.MouseEvent.PointerUp);
                    }
                }
                // if (_pressed) MouseAction.Invoke(Define.MouseEvent.Click);
                _pressed = false;
                _pressedTime = 0.0f;
            }
        }
    }

    public void Clear()
    {
        KeyAction = null;
        MouseAction = null;
    }
}