"""
blender_list_animations.py
Usage: tooling/blender --background --python tooling/blender_list_animations.py -- <input.glb>

Lists all animation actions in a GLB file.
"""

import sys
import bpy


if __name__ == "__main__":
    argv = sys.argv
    if "--" not in argv:
        print("Usage: tooling/blender --background --python tooling/blender_list_animations.py -- <input.glb>")
        sys.exit(1)

    args = argv[argv.index("--") + 1:]
    if len(args) < 1:
        print("ERROR: Provide a GLB/GLTF path.")
        sys.exit(1)

    input_path = args[0]

    bpy.ops.wm.read_factory_settings(use_empty=True)
    bpy.ops.import_scene.gltf(filepath=input_path)

    actions = list(bpy.data.actions)
    print("ACTIONS_COUNT=" + str(len(actions)))
    for action in sorted(actions, key=lambda a: a.name):
        print("ACTION: " + action.name)

    # Also report armature bone count if present
    for obj in bpy.context.scene.objects:
        if obj.type == 'ARMATURE':
            print("ARMATURE_BONES=" + str(len(obj.data.bones)))