using UnityEditor;
using UnityEngine;
[InitializeOnLoad]
public static class ExtendedHotkeys
{
    public static GameObject go;
    public static Vector3 goPos;


    public static bool Ldown = false;

    static ExtendedHotkeys()
    {

        SceneView.onSceneGUIDelegate += view =>
        {

            var e = Event.current;
            if (Event.current.type == EventType.KeyDown && Event.current.keyCode == KeyCode.L)
            {
                Ldown = true;
                e.Use();
            }
            if (Event.current.type == EventType.KeyUp && Event.current.keyCode == KeyCode.L)
            {
                Ldown = false;
                e.Use();
            }
            if (Event.current.type == EventType.MouseDown && Event.current.button == 0 && Ldown)
            {
                Vector2 mousePos = Event.current.mousePosition;
                mousePos.y = SceneView.currentDrawingSceneView.camera.pixelHeight - mousePos.y;

                Vector3 pos = new Vector3(mousePos.x, mousePos.y, SceneView.currentDrawingSceneView.camera.nearClipPlane+2.0f  );
                AddSpotlight(pos);
                e.Use();
            }
        };
    }

    static void AddSpotlight(Vector3 pos)
    {
        go = new GameObject("Pointlight");
        go.AddComponent<Light>().type = LightType.Point;
        go.transform.eulerAngles = new Vector3(0, 0, 0);
        AfterCreation( pos);
    }
    static void AfterCreation(Vector3 pos)
    {
        goPos = SceneView.currentDrawingSceneView.camera.ScreenToWorldPoint(pos);
        Debug.Log(pos);

        go.transform.position = goPos;
        Undo.RegisterCreatedObjectUndo(go, "Create " + go.name);
        Selection.activeObject = go;
    }
}