hit component

scripts/components/hit_component.gd

@@ -0,0 +1,33 @@
+class_name HitComponent
+extends Node
+
+@export var sprite: Sprite2D
+@export var health_component: HealthComponent
+@export var hit_duration: float = 0.1
+
+
+func _ready() -> void:
+	if health_component:
+		health_component.on_health_change.connect(on_health_change)
+
+	if not sprite:
+		printerr("No sprite assigned!")
+		return
+
+	if sprite.material:
+		sprite.material = sprite.material.duplicate()
+
+
+func activate() -> void:
+	sprite.material.set_shader_parameter("enabled", true)
+
+
+func deactivate() -> void:
+	sprite.material.set_shader_parameter("enabled", false)
+
+
+func on_health_change(delta: float, _total_health: float) -> void:
+	if delta < 0:
+		activate()
+		await get_tree().create_timer(hit_duration).timeout
+		deactivate()