extends AIBase

class_name AICat

@export_group("Cat Colors")
@export var mesh: MeshInstance3D
@export var fur_colors: Array[Color] = []
@export var eye_colors: Array[Color] = []

@export var fur_material_index: int = 0
@export var eye_material_index: int = 1

func _ready() -> void:
	super._ready()
	_apply_random_color()

func _apply_random_color() -> void:
	if fur_colors.is_empty() or eye_colors.is_empty():
		return
		
	if not mesh or not mesh.mesh:
		return
		
	var max_index = min(fur_colors.size(), eye_colors.size())
	var random_idx = randi() % max_index
	
	_override_material_color(mesh, fur_material_index, fur_colors[random_idx])
	_override_material_color(mesh, eye_material_index, eye_colors[random_idx])

func _override_material_color(mesh_node: MeshInstance3D, surface_idx: int, color: Color) -> void:
	if surface_idx < 0 or surface_idx >= mesh_node.mesh.get_surface_count():
		return
		
	var mat = mesh_node.mesh.surface_get_material(surface_idx)
	if mat and mat is StandardMaterial3D:
		var new_mat = mat.duplicate() as StandardMaterial3D
		new_mat.albedo_color = color
		mesh_node.set_surface_override_material(surface_idx, new_mat)