extends Jellyfish

# Abyssal variant: slower, packs double damage, bioluminescent cyan flash on contact

func _build_visuals() -> void:
	# Cyan emissive dome material
	var mat := StandardMaterial3D.new()
	mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
	mat.albedo_color = Color(0.1, 0.9, 1.0, 0.6)
	mat.emission_enabled = true
	mat.emission = Color(0.2, 0.8, 1.0)
	mat.emission_energy_multiplier = 2.5
	mat.cull_mode = BaseMaterial3D.CULL_DISABLED

	_dome = MeshInstance3D.new()
	var sphere := SphereMesh.new()
	sphere.radius = 0.55
	sphere.height = 0.75
	_dome.mesh = sphere
	_dome.material_override = mat
	_dome.scale = Vector3(1.0, 0.7, 1.0)
	add_child(_dome)

	# Thin luminous tentacles
	var tent_mat := StandardMaterial3D.new()
	tent_mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
	tent_mat.albedo_color = Color(0.1, 0.9, 1.0, 0.4)
	tent_mat.emission_enabled = true
	tent_mat.emission = Color(0.2, 0.8, 1.0)
	tent_mat.emission_energy_multiplier = 2.0
	tent_mat.cull_mode = BaseMaterial3D.CULL_DISABLED

	var offsets: Array[Vector2] = [
		Vector2(0.25, 0.0), Vector2(-0.25, 0.0),
		Vector2(0.0, 0.25), Vector2(0.0, -0.25),
		Vector2(0.18, 0.18), Vector2(-0.18, -0.18)
	]
	for off: Vector2 in offsets:
		var tent := MeshInstance3D.new()
		var cap := CapsuleMesh.new()
		cap.radius = 0.02
		cap.height = 0.9
		tent.mesh = cap
		tent.material_override = tent_mat
		tent.position = Vector3(off.x, -0.65, off.y)
		add_child(tent)
		_tentacles.append(tent)

	# Collision
	var col := CollisionShape3D.new()
	var cshape := SphereShape3D.new()
	cshape.radius = 0.6
	col.shape = cshape
	add_child(col)


func _ready() -> void:
	# Override stats before parent _ready to ensure double damage and slower speed
	damage = 10.0          # double base jellyfish damage
	move_speed = 0.6       # slower
	detection_radius = 8.0 # wider detection in dark abyss
	super._ready()


func _on_attack() -> void:
	# Bioluminescent flash: briefly boost emission on dome
	if _dome != null and _dome.material_override != null:
		var mat := _dome.material_override as StandardMaterial3D
		if mat != null:
			mat.emission_energy_multiplier = 8.0
			await get_tree().create_timer(0.15).timeout
			if is_instance_valid(self) and _dome != null and _dome.material_override != null:
				mat.emission_energy_multiplier = 2.5


func _physics_process(delta: float) -> void:
	var was_attacking: bool = (_state == State.ATTACK)
	super._physics_process(delta)
	# Trigger flash when we just entered attack
	if not was_attacking and _state == State.ATTACK:
		_on_attack()