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hella-farm/behaviours/eater.gd
2024-05-01 06:26:30 +02:00

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GDScript

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