extends StaticBody3D
class_name TargetDummy

var visual_node: Node3D
var dps_label: Label3D

# Array of dictionaries: { "time": float, "amount": float }
var damage_history: Array = []

func _ready() -> void:
	add_to_group("enemies") # Just in case we need to filter
	
	# Collision Shape
	var shape = CollisionShape3D.new()
	shape.shape = CapsuleShape3D.new()
	shape.shape.radius = 0.5
	shape.shape.height = 2.0
	shape.position = Vector3(0, 1.0, 0)
	add_child(shape)
	
	# Humanoid Model
	visual_node = load("res://characters/humanoid_model.gd").new()
	visual_node.name = "HumanoidModel"
	visual_node.color = Color(0.8, 0.2, 0.2)
	add_child(visual_node)
	
	# DPS Label
	dps_label = Label3D.new()
	dps_label.text = "DPS: 0"
	dps_label.pixel_size = 0.01
	dps_label.billboard = BaseMaterial3D.BILLBOARD_ENABLED
	dps_label.position = Vector3(0, 2.3, 0)
	dps_label.modulate = Color(1, 0.8, 0)
	add_child(dps_label)

func take_damage(amount: float, hit_position: Vector3, source: Node = null, _impulse: Vector3 = Vector3.ZERO) -> void:
	var now = Time.get_ticks_msec() / 1000.0
	damage_history.append({"time": now, "amount": amount})
	
	if source and source.has_method("spawn_damage_number"):
		source.spawn_damage_number(amount, hit_position)
		
	_wiggle()

func _process(_delta: float) -> void:
	_update_dps()

func _update_dps() -> void:
	var now = Time.get_ticks_msec() / 1000.0
	var total_damage: float = 0.0
	
	# Keep only last 5 seconds
	var valid_history = []
	for dmg in damage_history:
		if now - dmg["time"] <= 5.0:
			valid_history.append(dmg)
			total_damage += dmg["amount"]
			
	damage_history = valid_history
	
	if damage_history.size() > 0:
		var dps = total_damage / 5.0
		dps_label.text = "DPS: %.1f" % dps
	else:
		dps_label.text = "DPS: 0"

func _wiggle() -> void:
	# Small tween to shake the dummy
	var tween = create_tween()
	var orig_pos = Vector3.ZERO
	var wiggle_dir = Vector3(randf_range(-0.1, 0.1), 0, randf_range(-0.1, 0.1))
	
	tween.tween_property(visual_node, "position", orig_pos + wiggle_dir, 0.05)
	tween.tween_property(visual_node, "position", orig_pos - wiggle_dir, 0.05)
	tween.tween_property(visual_node, "position", orig_pos, 0.05)