class_name BallsBase extends Node3D


@onready var bodies: Node3D                 = $bodies

@onready var ball_sounds: AudioStreamPlayer = $ball_sounds
@onready var white_ball_marker: Marker3D    = $white_ball_marker
@onready var white_ball: RigidBody3D        = $bodies/white_ball

@export var ball_mass: float     = 0.17

@export var min_speed: float     = 0.0008
@export var max_speed: float     = 0.5

@export var min_pitch: float     = 0.6    # slower = deeper
@export var max_pitch: float     = 1.6    # faster = higher

@export var min_volume_db: float = -30.0  # slower = quiet
@export var max_volume_db: float = 0.0    # faster = loud

var balls_moving: bool           = false


func _set_ball_physics(ball: RigidBody3D) -> void:
		var phy_mat = PhysicsMaterial.new()

		phy_mat.set_bounce(0.90)
		phy_mat.set_friction(0.12)
		phy_mat.set_rough(false)

		ball.set_physics_material_override(phy_mat)

		ball.axis_lock_linear_y    = true
		ball.set_mass(ball_mass)
		ball.set_linear_damp(2.04)
		ball.set_angular_damp(1.44)

		ball.set_use_continuous_collision_detection(true)
		ball.contact_monitor       = true
		# NOTE: How many balls can surround a single ball,
		#       therefor worst case is 6 collisions. (think start of game)
		ball.max_contacts_reported = 6

		ball.body_entered.connect(_on__ball_body_entered)

func _on__ball_body_entered(_ball: Node) -> void:
	assert(false, "This method needs to be overridden...")