1 files changed, 103 insertions, 0 deletions
diff --git a/pinball.gd b/pinball.gd
new file mode 100644
index 0000000..3a3a37c
--- /dev/null
+++ b/pinball.gd
@@ -0,0 +1,103 @@
+extends Node2D
+
+
+var launch_speed := -35
+var flipper_launch_speed := Vector2(
+	1.0,
+	-30,
+)
+
+var shake_tween: Tween
+var camera_base_position: Vector2
+
+
+func _ready() -> void:
+	shake_tween = get_tree().create_tween()
+	shake_tween.kill()
+	
+	camera_base_position = $Camera2D.position
+	
+	$FlipperLeft.rotation_degrees = 30
+	$FlipperRight.rotation_degrees = -30
+	
+	launch_ball()
+
+
+func _process(_delta: float) -> void:
+	if Input.is_action_pressed("flipper_left"):
+		var tween := get_tree().create_tween()
+		tween.tween_property($FlipperLeft, "rotation_degrees", -45, 0.1)
+	
+	if Input.is_action_just_released("flipper_left"):
+		var tween := get_tree().create_tween()
+		tween.tween_property($FlipperLeft, "rotation_degrees", 30, 0.1)
+	
+	if Input.is_action_just_pressed("flipper_left"):
+		if $FlipperLeft.is_colliding(%Ball):
+			if %Ball.position.y < $FlipperLeft.get_lowest_point().y:
+				%Ball.apply_central_impulse(
+					Vector2(abs(%Ball.global_position.x - $FlipperLeft.get_center().x), 1.0)
+					*
+					flipper_launch_speed
+				)
+	
+	
+	if Input.is_action_pressed("flipper_right"):
+		var tween := get_tree().create_tween()
+		tween.tween_property($FlipperRight, "rotation_degrees", 45, 0.1)
+	
+	if Input.is_action_just_released("flipper_right"):
+		var tween := get_tree().create_tween()
+		tween.tween_property($FlipperRight, "rotation_degrees", -30, 0.1)
+	
+	if Input.is_action_just_pressed("flipper_right"):
+		if $FlipperRight.is_colliding(%Ball):
+			if %Ball.position.y < $FlipperRight.get_lowest_point().y:
+				%Ball.apply_central_impulse(
+					Vector2(-abs(%Ball.global_position.x - $FlipperRight.get_center().x), 1.0)
+					*
+					flipper_launch_speed
+				)
+	
+	
+	if Input.is_action_just_pressed("shake"):
+		%Ball.apply_central_impulse(Vector2(randf_range(-1.5, 1.5), randf_range(-1.5, -0.5)))
+		shake_tween.stop()
+		shake_tween = get_tree().create_tween()
+		var shake_direction = Vector2(randf_range(-1.0, 1.0), randf_range(-1.0, 1.0))
+		shake_tween.tween_property($Camera2D, "position", camera_base_position + shake_direction, 0.05)
+		shake_tween.tween_property($Camera2D, "position", camera_base_position, 0.05)
+		
+		# fail-safe for non-launched ball. TODO: use different action
+		# TODO: make ball launch manual in general
+		if $LaunchArea.get_overlapping_bodies().has(%Ball):
+			launch_ball()
+	
+	
+	if %Ball.position.y > get_viewport_rect().size.y:
+		$Camera2D.position.y = get_viewport_rect().size.y + get_viewport_rect().size.y / 2.0
+		camera_base_position.y = $Camera2D.position.y
+	else:
+		$Camera2D.position.y = get_viewport_rect().size.y / 2.0
+		camera_base_position.y = $Camera2D.position.y
+
+
+func launch_ball() -> void:
+	$Wall.visible = false
+	$Wall.process_mode = Node.PROCESS_MODE_DISABLED
+	
+	var tween := get_tree().create_tween()
+	tween.tween_property(%Ball, "position:y", %Ball.position.y + 5, 0.5)
+	await tween.finished
+	%Ball.apply_central_impulse(Vector2(0, launch_speed))
+
+
+func _on_outside_body_entered(_body: Node2D) -> void:
+	%Ball.move_body($LaunchArea.global_position)
+	await get_tree().create_timer(0.5).timeout
+	launch_ball()
+
+
+func _on_wall_area_body_exited(_body: Node2D) -> void:
+	$Wall.visible = true
+	$Wall.process_mode = Node.PROCESS_MODE_INHERIT