refactor: preprocessors for wiimote and joycon compilation

SlidePresenter/GamepadReader/WiimoteRead.cs

@@ -0,0 +1,51 @@
+#if Wiimote
+using WiimoteLib.NetCore;
+
+namespace ControllerSlidePresenter.GamepadReader;
+
+public class WiimoteRead : IGamepadReader {
+	public event Action NextSlide;
+	public event Action PrevSlide;
+
+	public async Task Read() {
+		Wiimote wiimote = new();
+		wiimote.Connect();
+
+		if (string.IsNullOrEmpty(wiimote.HIDDevicePath)) {
+			Console.WriteLine("No controller. Please connect Wiimote via Bluetooth.");
+			Console.WriteLine("Press any key to exit program.");
+			Console.ReadKey();
+			return;
+		}
+
+		wiimote.WiimoteChanged += WiimoteChanged;
+
+		Console.WriteLine("Wiimote ready for presenting.");
+		Console.WriteLine("Press Enter to exit program.");
+		while (Console.ReadKey().Key != ConsoleKey.Enter) {
+			await Task.Yield();
+		}
+		wiimote.Disconnect();
+
+		Console.WriteLine();
+		Console.WriteLine("Stopped.");
+		await Task.CompletedTask;
+	}
+
+	private void WiimoteChanged(object? sender, WiimoteChangedEventArgs e) {
+		if (PreviousPressed(e.WiimoteState.ButtonState)) {
+			PrevSlide?.Invoke();
+		}
+		if (NextPressed(e.WiimoteState.ButtonState)) {
+			NextSlide?.Invoke();
+		}
+	}
+
+	private static bool PreviousPressed(ButtonState input) {
+		return input.B || input.Left;
+	}
+	private static bool NextPressed(ButtonState input) {
+		return input.A || input.Right;
+	}
+}
+#endif