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40 lines
902 B
GDScript
40 lines
902 B
GDScript
@icon("res://behaviours/eater.svg")
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extends Area2D
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class_name Eater
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## Emits [signal eaten] whenever an [Edible] body with an acceptable [field Edible.diet] enters the given [CollisionShape2D].
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signal eaten(edible: Edible)
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## Emitted when the [field goal] number of entities has been eaten.
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signal goal_reached
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@export var acceptable_diets: Array[StringName] = []
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@export var target = -1
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## Count of how many times something was eaten.
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var count: int = 0
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func log_eaten(edible: Edible) -> void:
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Log.p(self, "Eaten: %s" % edible)
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func plus_one():
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count += 1
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if count == target:
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goal_reached.emit()
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func clear_diets() -> void:
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acceptable_diets = []
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func _on_body_entered(body: Node2D) -> void:
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var edibles: Array = body.find_children("Edible", "Edible", false, false)
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for edible in edibles:
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if edible.diet in acceptable_diets:
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eaten.emit(edible)
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edible.eat()
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plus_one()
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