using Raylib_cs;
using System.Collections.ObjectModel;
using System.Numerics;

namespace OnekoOnline;

abstract class Mouse : Drawable
{
    public string Name = "Mouse";

    public Bitmap Cursor;

    protected static List<Mouse> allMice = [];
    public static ReadOnlyCollection<Mouse> AllMice => allMice.AsReadOnly();

    public static Action<Mouse>? Clicked;

    protected readonly static Image FallbackImg = Raylib.LoadImageFromMemory(".png", EmbeddedResources.GetResource("misc.cursor.png"));

    public Mouse() : base()
    {
        DrawOrder = 100;
        allMice.Add(this);

        string CursorPath = OnekoOnline.Config.GetValue("CursorSpritePath", "misc/cursor.png");

        if (File.Exists(CursorPath) && new FileInfo(CursorPath).Length < 2500) {
            Cursor = Bitmap.FromPNGMemory(File.ReadAllBytes(CursorPath), 32, 32);
        } else {
            Console.WriteLine("The cursor PNG was either mising or too big. Using the default.");
            Cursor = new Bitmap(Raylib.ImageCopy(FallbackImg), 32, 32);
        }
    }

    public Mouse(Bitmap cursor) : base()
    {
        DrawOrder = 100;
        allMice.Add(this);
        Cursor = cursor;
    }

    public override void Draw()
    {
        Vector2 NametagPosition = new(Position.X-(Name.Length*3)+4, Position.Y-13);
        Raylib.DrawTextEx(OnekoOnline.DefaultFont, Name, NametagPosition+Directions.Down, 11, 0, Color.Black); //Shadow
        Raylib.DrawTextEx(OnekoOnline.DefaultFont, Name, NametagPosition, 11, 0, Color.White);

        Raylib.DrawTexture(Cursor.Texture, (int)Position.X, (int)Position.Y, Color.White);
    }

    protected override void Unload()
    {
        Cursor.Dispose();
        allMice.Remove(this);
    }
}