# Probe the QuatSkin Lena GLB: skeleton bones, meshes, UV/weight arrays, textures.
# Run: tinqs.console.exe --headless --path tattoo-test -s res://probe_lena.gd
extends SceneTree

const GLB_PATH := "C:/Users/CAN/tinqs-ltd/ariki-game/assets/quaternius/derived-bodies/Ariki_Female_QuatSkin.glb"

func _init() -> void:
	var doc := GLTFDocument.new()
	var state := GLTFState.new()
	if doc.append_from_file(GLB_PATH, state) != OK:
		push_error("GLB load failed")
		quit(1)
		return
	var scene := doc.generate_scene(state)

	var skel: Skeleton3D = null
	var stack: Array = [scene]
	while not stack.is_empty():
		var n: Node = stack.pop_back()
		if n is Skeleton3D and skel == null:
			skel = n
		if n is MeshInstance3D or n.get_class() == "ImporterMeshInstance3D":
			var mesh = n.mesh
			if mesh is ImporterMesh:
				mesh = mesh.get_mesh()
			print("MESH node=", n.name, " surfaces=", mesh.get_surface_count())
			for s in mesh.get_surface_count():
				var arrays: Array = mesh.surface_get_arrays(s)
				var v: PackedVector3Array = arrays[Mesh.ARRAY_VERTEX]
				var uv = arrays[Mesh.ARRAY_TEX_UV]
				var bones = arrays[Mesh.ARRAY_BONES]
				var nrm = arrays[Mesh.ARRAY_NORMAL]
				var mat: Material = mesh.surface_get_material(s)
				var matname: String = mat.resource_name if mat else "none"
				var texinfo := "no-tex"
				if mat is BaseMaterial3D and mat.albedo_texture:
					var img: Image = mat.albedo_texture.get_image()
					texinfo = "%dx%d" % [img.get_width(), img.get_height()]
				print("  surf %d: verts=%d uv=%s normals=%s bones=%s mat=%s tex=%s" % [
					s, v.size(),
					"yes" if uv != null else "NO",
					"yes" if nrm != null else "NO",
					str(bones.size() / v.size()) + "x" if bones != null and v.size() > 0 else "NO",
					matname, texinfo])
			if n.get("skin") != null and n.skin != null:
				print("  skin binds=", n.skin.get_bind_count())
		for c in n.get_children():
			stack.push_back(c)

	if skel:
		print("SKELETON bones=", skel.get_bone_count())
		var names := []
		for i in skel.get_bone_count():
			names.append(skel.get_bone_name(i))
		print("  names: ", ", ".join(names))
		for bn in ["upperarm_r", "lowerarm_r", "hand_r", "spine_03", "clavicle_r"]:
			var idx := skel.find_bone(bn)
			if idx >= 0:
				print("  %s idx=%d pos=%s" % [bn, idx, skel.get_bone_global_rest(idx).origin])
			else:
				print("  %s NOT FOUND" % bn)
	else:
		print("NO SKELETON")
	quit()