60 lines
1.2 KiB
GDScript
60 lines
1.2 KiB
GDScript
class_name Enemy
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extends Creature
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enum State {
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IDLE,
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CHASE,
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ATTACK
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}
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@export
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var state: State = State.IDLE
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@export_category("Parts")
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@export
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var animation_player: AnimationPlayer
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@export
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var sprite: Sprite2D
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@export
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var detection_area: Area2D
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var _chase_target: Node2D
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var _target_is_left: bool = false
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func _play_animation(animation: String) -> void:
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if not animation_player:
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return
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if not animation_player.has_animation(animation):
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return
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if animation_player.is_playing() and animation_player.current_animation == animation:
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return
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animation_player.play(animation)
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func _on_ready() -> void:
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self.detection_area.body_entered.connect(self._on_detection_area_entered)
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func _process(delta: float) -> void:
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var animation_name = str(State.keys()[self.state]).to_lower()
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self._play_animation(animation_name)
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sprite.flip_h = self._target_is_left
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func _physics_process(delta: float) -> void:
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match self.state:
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State.CHASE:
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if not self._chase_target:
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self.state = State.IDLE
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self._target_is_left = self._chase_target.position.x < self.position.x
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func _on_detection_area_entered(body: CollisionObject2D) -> void:
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match state:
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State.IDLE:
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if body is Player:
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self._chase_target = body
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self.state = State.CHASE
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