feat: Implement CLI command registration for bioxelnodes_import_worker and refactor io_worker for improved module handling

src/bioxelnodes/__init__.py

@@ -9,6 +9,8 @@ from . import menus
 
 auto_load.init()
 
+CLI_COMMAND_NAME = "bioxelnodes_import_worker"
+
 
 def register():
     pcoll = previews.new()
@@ -41,9 +43,11 @@ def register():
 
     auto_load.register()
     menus.add()
+    register_cli_commands()
 
 
 def unregister():
+    unregister_cli_commands()
     menus.remove()
     auto_load.unregister()
 
@@ -56,3 +60,21 @@ def unregister():
     for pcoll in PREVIEW_COLLECTIONS.values():
         previews.remove(pcoll)
     PREVIEW_COLLECTIONS.clear()
+
+
+def import_worker_cli(args):
+    from .operators import io_worker
+
+    return io_worker.main(args)
+
+
+def register_cli_commands():
+    unregister_cli_commands()
+    bpy.utils.register_cli_command(CLI_COMMAND_NAME, import_worker_cli)
+
+
+def unregister_cli_commands():
+    try:
+        bpy.utils.unregister_cli_command(CLI_COMMAND_NAME)
+    except Exception:
+        pass

src/bioxelnodes/operators/io.py

@@ -61,6 +61,14 @@ def remove_progress_bar_safe():
         pass
 
 
+def get_addon_module_name():
+    package_name = __package__ or "bioxelnodes.operators"
+    suffix = ".operators"
+    if package_name.endswith(suffix):
+        return package_name[: -len(suffix)]
+    return package_name
+
+
 def start_worker_process(owner, command: str, payload: dict):
     job_dir = Path(tempfile.mkdtemp(prefix="bioxel_import_", dir=str(get_cache_dir())))
     config_path = job_dir / "config.json"
@@ -69,9 +77,11 @@ def start_worker_process(owner, command: str, payload: dict):
     cancel_path = job_dir / "cancel"
     log_path = job_dir / "worker.log"
 
+    addon_name = get_addon_module_name()
     config = {
         **payload,
         "command": command,
+        "addon_name": addon_name,
         "progress_path": str(progress_path),
         "result_path": str(result_path),
         "cancel_path": str(cancel_path),
@@ -79,14 +89,14 @@ def start_worker_process(owner, command: str, payload: dict):
     write_worker_json(config_path, config)
     write_worker_json(progress_path, {"factor": 0.0, "text": "Starting..."})
 
-    worker_path = Path(__file__).with_name("io_worker.py")
+    print(f"Starting Bioxel worker with addon module: {addon_name}")
     cmd = [
         bpy.app.binary_path,
         "--background",
-        "--factory-startup",
-        "--python",
-        str(worker_path),
-        "--",
+        "--addons",
+        addon_name,
+        "--command",
+        "bioxelnodes_import_worker",
         str(config_path),
     ]
 

src/bioxelnodes/operators/io_worker.py

@@ -1,23 +1,13 @@
 import json
-import sys
 import traceback
 from pathlib import Path
 
 import numpy as np
 import transforms3d
 
-if __package__:
-    from ..bioxel.layer import Layer
-    from ..bioxel.parse import parse_volumetric_data
-    from ..layer import save_layers_to_cache
-else:
-    PACKAGE_PARENT = Path(__file__).resolve().parents[2]
-    if str(PACKAGE_PARENT) not in sys.path:
-        sys.path.insert(0, str(PACKAGE_PARENT))
-
-    from bioxelnodes.bioxel.layer import Layer
-    from bioxelnodes.bioxel.parse import parse_volumetric_data
-    from bioxelnodes.layer import save_layers_to_cache
+from ..bioxel.layer import Layer
+from ..bioxel.parse import parse_volumetric_data
+from ..layer import save_layers_to_cache
 
 
 def get_layer_shape(bioxel_size: float, orig_shape: tuple, orig_spacing: tuple):
@@ -229,8 +219,12 @@ def build_layers(config, progress_path: Path, cancel_path: Path):
     return {"cache_infos": cache_infos, "added_ids": [item["id"] for item in cache_infos]}
 
 
-def main():
-    config_path = Path(sys.argv[-1])
+def main(args):
+    if not args:
+        print("Usage: blender --command bioxelnodes_import_worker <config_path>")
+        return 2
+
+    config_path = Path(args[0])
     config = json.loads(config_path.read_text(encoding="utf-8"))
     progress_path = Path(config["progress_path"])
     result_path = Path(config["result_path"])
@@ -257,7 +251,4 @@ def main():
                 "traceback": traceback.format_exc(),
             },
         )
-
-
-if __name__ == "__main__":
-    main()
+    return 0