organize settings to dedicated sensors folder, json + assets

examples/gui/viewer3d/presets.py

@@ -0,0 +1,113 @@
+"""Finger-compatible sensor-bundle presets for the 3D dashboard."""
+
+from __future__ import annotations
+
+import json
+from dataclasses import dataclass
+from pathlib import Path
+
+from orisys.finger import DEFAULT_FINGER_EXPORT_DIR
+
+
+def _repo_root_candidates() -> list[Path]:
+    here = Path(__file__).resolve()
+    return [
+        Path.cwd(),
+        here.parents[3],  # examples/gui/viewer3d -> repo root
+    ]
+
+
+@dataclass(frozen=True)
+class SensorBundlePreset:
+    label: str
+    bundle_dir: str
+    config: str
+    export_dir: str
+
+
+def _load_manifest(bundle_root: Path) -> dict:
+    path = bundle_root / "manifest.json"
+    if not path.is_file():
+        return {}
+    try:
+        return json.loads(path.read_text(encoding="utf-8"))
+    except Exception:
+        return {}
+
+
+def _bundle_from_root(bundle_root: Path, *, label: str | None = None) -> SensorBundlePreset | None:
+    sensor_json = bundle_root / "sensor.json"
+    if not sensor_json.is_file():
+        return None
+    manifest = _load_manifest(bundle_root)
+    assets_dir = manifest.get("assets_dir", "assets/30fps-0703")
+    if not isinstance(assets_dir, str) or not assets_dir.strip():
+        assets_dir = "assets/30fps-0703"
+    rel_bundle = bundle_root.as_posix()
+    for root in _repo_root_candidates():
+        try:
+            rel_bundle = bundle_root.relative_to(root).as_posix()
+            break
+        except ValueError:
+            continue
+    return SensorBundlePreset(
+        label=label or "ORY-FINGER",
+        bundle_dir=rel_bundle,
+        config=f"{rel_bundle}/sensor.json",
+        export_dir=f"{rel_bundle}/{assets_dir}".replace("\\", "/"),
+    )
+
+
+def default_finger_bundle() -> SensorBundlePreset:
+    for root in _repo_root_candidates():
+        preset = _bundle_from_root(root / "sensors" / "finger", label="ORY-FINGER")
+        if preset is not None:
+            return preset
+    return SensorBundlePreset(
+        label="ORY-FINGER",
+        bundle_dir="sensors/finger",
+        config="sensors/finger/sensor.json",
+        export_dir=DEFAULT_FINGER_EXPORT_DIR,
+    )
+
+
+def discover_sensor_bundle_presets() -> list[SensorBundlePreset]:
+    """Return finger-compatible sensor bundle presets."""
+    presets = [default_finger_bundle()]
+    known_dirs = {presets[0].bundle_dir.replace("\\", "/")}
+
+    for root in _repo_root_candidates():
+        sensors_root = root / "sensors"
+        if not sensors_root.is_dir():
+            continue
+        for child in sorted(sensors_root.iterdir()):
+            if not child.is_dir():
+                continue
+            if child.name != "finger":
+                continue
+            preset = _bundle_from_root(child, label="ORY-FINGER")
+            if preset is None:
+                continue
+            key = preset.bundle_dir.replace("\\", "/")
+            if key in known_dirs:
+                continue
+            presets.append(preset)
+            known_dirs.add(key)
+        break
+
+    return presets
+
+
+def sensor_bundle_preset_index(
+    config: str,
+    export_dir: str,
+    presets: list[SensorBundlePreset],
+) -> int:
+    config = (config or "").strip().replace("\\", "/")
+    export_dir = (export_dir or "").strip().replace("\\", "/")
+    for idx, preset in enumerate(presets):
+        if config == preset.config and export_dir == preset.export_dir:
+            return idx
+        if config.endswith("/sensor.json") and export_dir.endswith("/" + Path(preset.export_dir).name):
+            return idx
+    return -1