sunset := @use("../../../libraries/sunset_proto/src/lib.hb")
render := @use("../../../libraries/render/src/lib.hb")
intouch := @use("../../../libraries/intouch/src/lib.hb")

horizon_api := @use("../../../libraries/horizon_api/src/lib.hb");
.{set_color, render_label_to_surface, Label} := horizon_api.widgets.label

stn := @use("../../../libraries/stn/src/lib.hb");
.{Vec2} := stn.math

psf := @embed("../../../assets/consolefonts/tamsyn/10x20r.psf")
img := @embed("../../../assets/wallpaper.qoi")

Mouse := struct {
	x: uint,
	y: uint,
	// TODO: Make this configurable via wm config
	cursor_width: u8,

	max_x: uint,
	max_y: uint,

	new := fn(max_x: uint, max_y: uint): Self {
		center_x := max_x / 2
		center_y := max_y / 2

		return Self.(center_x, center_y, 3, max_x, max_y)
	}
	/*
	center := fn(self: Self){
			center_x := max_x / 2
			center_y := max_y / 2

		return Self.(center_x, center_y, 3, max_x, max_y)
	}*/
}

main := fn(): int {
	sunset.server.start()
	defer {
		stn.log.info("Sunset Server Exit\0")
	}

	screen := render.init(true)
	screen.clear(render.BLACK)
	font := @unwrap(render.text.font_from_psf2(@bitcast(&psf), false))

	wallpaper := render.image.from(@bitcast(&img))
	if wallpaper == null {
		// stn.panic("Wallpaper not loaded\0")
		return 1
	}

	// mouse_x := 100
	// mouse_y := 100

	mouse := Mouse.new(screen.width, screen.height)
	//mouse.center()

	text_label := Label.new_label("\0", 1024)
	text_label.set_color(sunset.server.DECO_COLOUR, render.BLACK)

	loop {
		mouse_event := intouch.recieve_mouse_event()
		if mouse_event != null {
			change_x := @as(i16, mouse_event.x_change)
			change_x = change_x << 8
			change_x = change_x >> 8

			mouse.x += change_x
			if mouse.x <= 0 {
				mouse.x = 0
			}
			if mouse.x >= screen.width - 20 {
				mouse.x = @intcast(screen.width - 21)
			}

			change_y := @as(i16, mouse_event.y_change)
			change_y = change_y << 8
			change_y = change_y >> 8

			mouse.y -= change_y
			if mouse.y < 0 {
				mouse.y = 1
			}
			if mouse.y >= screen.height - 20 {
				mouse.y = @intcast(screen.height - 21)
			}

			if mouse_event.left {
				text_label.set_label_text("LEFT CLICK\0")
			}
			if mouse_event.middle {
				text_label.set_label_text("MIDDLE CLICK\0")
			}
			if mouse_event.right {
				text_label.set_label_text("RIGHT CLICK\0")
			}
		}
		{
			screen.clear(render.BLACK)
			screen.put_surface(wallpaper, .(0, 0), false)

			screen.put_rect(.(0, 0), .(screen.width - 1, screen.height - 1), sunset.server.DECO_COLOUR)
		}

		if sunset.server.incoming() {
			sunset.server.collect_frames()
			sunset.server.render_clients(screen)
		}

		{
			/* Omnibar */
			omnibar_height := 21
			pos := Vec2(uint).(1, screen.height - omnibar_height)
			render_label_to_surface(screen, text_label, font, pos)
			screen.put_rect(.(0, screen.height - 21), .(screen.width - 1, 20), sunset.server.DECO_COLOUR)
		}

		// Mouse cursor
		{
			screen.put_filled_circle(.(mouse_x, mouse_y), 10, sunset.server.DECO_COLOUR_DARKER)
			screen.put_circle(.(mouse_x, mouse_y), 10, sunset.server.DECO_COLOUR)
		}

		screen.sync()
	}

	return 0
}