first commit

main.gd

@@ -0,0 +1,47 @@
+extends Node2D
+
+var score :int = 0
+var level :int = 1
+var current_level_root :Node = null
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	current_level_root = get_node("LevelRoot")
+	_load_level(level)
+	
+func _load_level(level :int) -> void:
+	if current_level_root:
+		current_level_root.queue_free()
+	var level_path = "res://level%s" % level +".tscn"
+	current_level_root = load(level_path).instantiate()
+	add_child(current_level_root)
+	current_level_root.name = "LevelRoot"
+	_setup_level(current_level_root)
+	
+	
+func _setup_level(level_root :Node) -> void:
+	var exit = level_root.get_node_or_null("Flag")
+	if exit:
+		exit.player_entered.connect(_on_exit_body_entered)
+	
+	var enemies = level_root.get_node_or_null("Enemies")
+	if enemies:
+		for enemy in enemies.get_children():
+			enemy.player_died.connect(_on_player_dead)
+	var apples = level_root.get_node_or_null("Apples")
+	if apples:
+		for apple in apples.get_children():
+			apple.collected.connect(_increase_score)
+			
+func _on_player_dead(body):
+	body._die()
+
+func _increase_score() -> void:
+	score += 1
+	print(score)
+
+func _on_exit_body_entered(body: Node2D):
+	print(body)
+	level += 1
+	body.can_move = false
+	_load_level(level)