From 05bca49561742654583e43afb31863af2d75e86b Mon Sep 17 00:00:00 2001
From: RuiAlonso <rui.alonso@verygood.ventures>
Date: Fri, 8 Apr 2022 17:58:04 +0200
Subject: [PATCH] feat: added plunger controller

---
 lib/game/components/components.dart         |  1 +
 lib/game/components/controlled_plunger.dart | 52 +++++++++++++++++++++
 lib/game/pinball_game.dart                  | 24 +---------
 3 files changed, 54 insertions(+), 23 deletions(-)
 create mode 100644 lib/game/components/controlled_plunger.dart

diff --git a/lib/game/components/components.dart b/lib/game/components/components.dart
index 1e59ddfe..09975087 100644
--- a/lib/game/components/components.dart
+++ b/lib/game/components/components.dart
@@ -3,6 +3,7 @@ export 'bonus_word.dart';
 export 'camera_controller.dart';
 export 'controlled_ball.dart';
 export 'controlled_flipper.dart';
+export 'controlled_plunger.dart';
 export 'flutter_forest.dart';
 export 'game_flow_controller.dart';
 export 'score_points.dart';
diff --git a/lib/game/components/controlled_plunger.dart b/lib/game/components/controlled_plunger.dart
new file mode 100644
index 00000000..187ae940
--- /dev/null
+++ b/lib/game/components/controlled_plunger.dart
@@ -0,0 +1,52 @@
+import 'package:flame/components.dart';
+import 'package:flutter/services.dart';
+import 'package:pinball/flame/flame.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+/// {@template controlled_plunger}
+/// A [Plunger] with a [PlungerController] attached.
+/// {@endtemplate}
+class ControlledPlunger extends Plunger with Controls<PlungerController> {
+  /// {@macro controlled_plunger}
+  ControlledPlunger({required double compressionDistance})
+      : super(compressionDistance: compressionDistance) {
+    controller = PlungerController(this);
+  }
+}
+
+/// {@template plunger_controller}
+/// A [ComponentController] that controls a [Plunger]s movement.
+/// {@endtemplate}
+
+class PlungerController extends ComponentController<Plunger>
+    with KeyboardHandler {
+  /// {@macro plunger_controller}
+  PlungerController(Plunger plunger)
+      : _keys = [
+          LogicalKeyboardKey.arrowDown,
+          LogicalKeyboardKey.space,
+          LogicalKeyboardKey.keyS,
+        ],
+        super(plunger);
+
+  /// The [LogicalKeyboardKey]s that will control the [Flipper].
+  ///
+  /// [onKeyEvent] method listens to when one of these keys is pressed.
+  final List<LogicalKeyboardKey> _keys;
+
+  @override
+  bool onKeyEvent(
+    RawKeyEvent event,
+    Set<LogicalKeyboardKey> keysPressed,
+  ) {
+    if (!_keys.contains(event.logicalKey)) return true;
+
+    if (event is RawKeyDownEvent) {
+      component.pull();
+    } else if (event is RawKeyUpEvent) {
+      component.release();
+    }
+
+    return false;
+  }
+}
diff --git a/lib/game/pinball_game.dart b/lib/game/pinball_game.dart
index ec0a665c..0ec9052b 100644
--- a/lib/game/pinball_game.dart
+++ b/lib/game/pinball_game.dart
@@ -5,7 +5,6 @@ import 'package:flame/components.dart';
 import 'package:flame/input.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:flutter/services.dart';
 import 'package:pinball/flame/flame.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/gen/assets.gen.dart';
@@ -47,7 +46,7 @@ class PinballGame extends Forge2DGame
     unawaited(addFromBlueprint(Boundaries()));
     unawaited(addFromBlueprint(LaunchRamp()));
 
-    final plunger = Plunger(compressionDistance: 29)
+    final plunger = ControlledPlunger(compressionDistance: 29)
       ..initialPosition = Vector2(38, -19);
     await add(plunger);
 
@@ -141,27 +140,6 @@ class _GameBallsController extends ComponentController<PinballGame>
   void attachTo(Plunger plunger) {
     _plunger = plunger;
   }
-
-  @override
-  bool onKeyEvent(
-    RawKeyEvent event,
-    Set<LogicalKeyboardKey> keysPressed,
-  ) {
-    final keys = [
-      LogicalKeyboardKey.space,
-      LogicalKeyboardKey.arrowDown,
-      LogicalKeyboardKey.keyS,
-    ];
-    if (!keys.contains(event.logicalKey)) return true;
-
-    if (event is RawKeyDownEvent) {
-      _plunger.pull();
-    } else if (event is RawKeyUpEvent) {
-      _plunger.release();
-    }
-
-    return false;
-  }
 }
 
 class DebugPinballGame extends PinballGame with TapDetector {