begin work on event bus

project.godot

@@ -15,6 +15,10 @@ run/main_scene="uid://d3c6aioatcy20"
 config/features=PackedStringArray("4.5", "GL Compatibility")
 config/icon="res://icon.svg"
 
+[autoload]
+
+EventBus="*res://scenes/autoload/event_bus.tscn"
+
 [display]
 
 window/size/viewport_width=320

scenes/autoload/event_bus.gd

@@ -0,0 +1,6 @@
+extends Node
+
+signal ball_hit(player: int, velocity: Vector2)
+
+func _ready():
+	process_mode = Node.PROCESS_MODE_ALWAYS

scenes/autoload/event_bus.gd.uid

@@ -0,0 +1 @@
+uid://qk8k7twgaqtm

scenes/autoload/event_bus.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=3 uid="uid://bmpm30vauuo6u"]
+
+[ext_resource type="Script" uid="uid://qk8k7twgaqtm" path="res://scenes/autoload/event_bus.gd" id="1_quhyk"]
+
+[node name="EventBus" type="Node"]
+script = ExtResource("1_quhyk")

scenes/player/player.gd

@@ -24,17 +24,9 @@ func _physics_process(_delta: float) -> void:
 	var is_moving: bool = velocity.length() > 10
 	
 	if Input.is_action_pressed("hit_left") and not is_hitting:
-		if not is_hitting:
-			sprite.play('up')
-			sprite.frame = 1
-			sprite.pause()
-			
-			var hit: Area2D = preload("res://scenes/hit/hit.tscn").instantiate()
-			add_child(hit)
-			
-			hit.timer.connect("timeout", _on_hit_end)
-		
-		is_hitting = true
+		hit("left")
+	elif Input.is_action_pressed("hit_right") and not is_hitting:
+		hit("right")
 	
 	if is_moving:
 		if abs(velocity.x) > abs(velocity.y):
@@ -56,5 +48,29 @@ func get_movement_vector() -> Vector2:
 	var y_mov: float = Input.get_action_strength('move_down') - Input.get_action_strength('move_up')
 	return Vector2(x_mov, y_mov)
 
+func hit(dir: String) -> void:
+	if not is_hitting:
+		sprite.play('up')
+		sprite.frame = 1
+		sprite.pause()
+		
+		var sprite_texture: Texture2D = sprite.sprite_frames.get_frame_texture('up', 1)
+		var hit_node: Area2D = preload("res://scenes/hit/hit.tscn").instantiate()
+		
+		# set position according to frame width and height
+		@warning_ignore("integer_division")
+		hit_node.global_position = global_position + Vector2(
+			(sprite_texture.get_width()/2)*(-1 if dir == "left" else 1),
+			sprite_texture.get_height()*-1
+		)
+		
+		# flip entire node horizontally if spawning left
+		hit_node.scale = Vector2(-1 if dir == "left" else 1, 1)
+		get_parent().add_child(hit_node)
+		
+		hit_node.timer.connect("timeout", _on_hit_end)
+	
+	is_hitting = true
+
 func _on_hit_end() -> void:
 	is_hitting = false