added coins, new parallax graphics, etc.

scripts/bullet.gd

@@ -2,10 +2,16 @@ class_name Bullet extends Area2D
 
 signal bulletHitSignal(body, bullet)
 
+@onready var bullet_graphic: Sprite2D = $BulletGraphic
+
 var SPEED: float = 700.0
 
 func setSpeed(new_speed: float):
 	SPEED = new_speed
+	if new_speed < 0:
+		bullet_graphic.flip_h = true
+	if new_speed > 0:
+		bullet_graphic.flip_h = false
 
 func _physics_process(delta: float) -> void:
 	position += transform.x * SPEED * delta

scripts/coin.gd

@@ -0,0 +1,6 @@
+class_name Coin extends Area2D
+
+signal coinCollectedSignal(body, coin)
+
+func _on_body_entered(body: Node2D) -> void:
+	coinCollectedSignal.emit(body, self)

scripts/coin.gd.uid

@@ -0,0 +1 @@
+uid://t0jdd3a3km2a

scripts/gamecontroller.gd

@@ -4,6 +4,8 @@ extends Node2D
 
 signal playerDamage
 
+var score := 0
+
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	pass # Replace with function body.
@@ -24,3 +26,8 @@ func _on_trigger(effect: Variant, body: Variant) -> void:
 func onBulletHitSignal(body: Node, bullet: Bullet):
 	body.queue_free()
 	
+func onCoinCollected(body, coin: Coin):
+	if body is Player:
+		score += 1
+		coin.queue_free()
+	

scripts/player.gd

@@ -94,12 +94,12 @@ func handle_movement(delta: float):
 
 func handle_input():
 	# Handle jump.
-	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
+	if Input.is_action_just_pressed("jump") and is_on_floor():
 		jump_buffer.start()
 		
 	# Get the input direction and handle the movement/deceleration.
 	# As good practice, you should replace UI actions with custom gameplay actions.
-	direction = Input.get_axis("ui_left", "ui_right")
+	direction = Input.get_axis("move_left", "move_right")
 	
 	if direction > 0:
 		facing = FaceDirection.RIGHT

scripts/scene_manager.gd

@@ -5,25 +5,36 @@ const bullet_scene = preload("res://scenes/bullet.tscn")
 @onready var game: Node2D = $".."
 @onready var triggers: Node2D = $"../triggers"
 
+@onready var coins: Node2D = $"../coins"
+
 var MAX_BULLET := 50
 var available_bullets = []
 
+var score := 0
+
 func _ready() -> void:
 	for i in range(MAX_BULLET):
 		var new_bullet = bullet_scene.instantiate()
 		new_bullet.bulletHitSignal.connect(game.onBulletHitSignal)
+		print(new_bullet.bullet_graphic)
 		available_bullets.push_front(new_bullet)
 	
 	if triggers:
 		for trig in triggers.get_children():
 			if trig is Trigger:
 				trig.areaTriggerSignal.connect(game._on_trigger)
+	
+	if coins:
+		for coin in coins.get_children():
+			if coin is Coin:
+				coin.coinCollectedSignal.connect(game.onCoinCollected)
 			
 
 func make_bullet(start_position: Transform2D, speed: int):
 	var new_bullet = bullet_factory(start_position, speed)
 	if new_bullet:
 		owner.add_child(new_bullet)
+		new_bullet.setSpeed(speed)
 
 func reload_bullet(bullet: Bullet):
 	available_bullets.push(bullet)
@@ -31,7 +42,6 @@ func reload_bullet(bullet: Bullet):
 func bullet_factory(start_position: Transform2D, speed: int) -> Bullet:
 	var shot_bullet = available_bullets.pop_back()
 	shot_bullet.global_transform = start_position
-	shot_bullet.setSpeed(speed)
 	
 	available_bullets.push_front(shot_bullet)