39 lines
962 B
GDScript
39 lines
962 B
GDScript
class_name EnemyManager
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extends Node2D
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@export var max_enemies: int
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@export var spawn_rate: float
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@export var target: CollisionObject2D
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@onready var timer: Timer = $Timer
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const ENEMY_RAT = preload("res://scenes/enemies/enemy_rat.tscn")
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func _ready() -> void:
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timer.wait_time = 1 / spawn_rate
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timer.start()
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GlobalConst.sig_stop_spawning.connect(_on_stop_spawning)
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GlobalConst.sig_set_spawn_rate.connect(_on_set_spawn_rate)
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func _on_timer_timeout() -> void:
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var enemies = get_tree().get_nodes_in_group(GlobalConst.GROUP_ENEMY)
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GlobalConst.sig_debug_stats_set.emit("enemy_count", "%s" % len(enemies))
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if len(enemies) < max_enemies:
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var new_enemy = ENEMY_RAT.instantiate()
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new_enemy.position = target.position + Vector2(50, 50)
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new_enemy.target = target
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add_child(new_enemy)
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func _on_stop_spawning(val: bool):
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if val:
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timer.stop()
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elif timer.is_stopped():
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timer.start()
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func _on_set_spawn_rate(val: float):
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timer.wait_time = 1 / val
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