add stomping

scripts/components/stomp_damage_component.gd

@@ -0,0 +1,38 @@
+class_name StompDamageComponent
+extends Node
+
+@export var damage: float = 0.25
+@export var area2d: Area2D
+@export var root: Node2D
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	if not area2d:
+		printerr("No area2d assigned!")
+		return
+	if not root:
+		printerr("No root assigned!")
+		return
+		
+	area2d.body_entered.connect(on_area2d_body_entered)
+
+
+func deal_damage(target: HealthComponent) -> void:
+	target.decrease_health(damage)
+	
+	
+func on_area2d_body_entered(body: Node2D) -> void:
+	if body.has_node("HealthComponent"):
+		var health_component: HealthComponent = body.get_node("HealthComponent")
+		if not health_component:
+			printerr("No HealthComponent assigned!")
+			return
+		
+		if root.global_position.y < body.global_position.y:
+			if root is PlayerController:
+				var velocity: Vector2 = root.previous_velocity
+				print("Velocity: ", velocity)
+				if velocity.y > 0.0:
+					deal_damage(health_component)
+					print("Dealt damage to ", body)
+