Merge pull request #683 from willmiao/deletion-sync, see #673

feat(model-lifecycle): integrate model update service for deletion sync

py/routes/base_model_routes.py

@@ -126,6 +126,7 @@ class BaseModelRoutes(ABC):
             metadata_manager=MetadataManager,
             metadata_loader=self._metadata_sync_service.load_local_metadata,
             recipe_scanner_factory=ServiceRegistry.get_recipe_scanner,
+            update_service=self._model_update_service,
         )
         self._handler_set = None
         self._handler_mapping = None
@@ -297,4 +298,3 @@ class BaseModelRoutes(ABC):
         if self._model_update_service is None:
             raise RuntimeError("Model update service has not been attached")
         return self._model_update_service
-

py/services/model_lifecycle_service.py

@@ -4,13 +4,16 @@ from __future__ import annotations
 
 import logging
 import os
-from typing import Awaitable, Callable, Dict, Iterable, List, Optional
+from typing import Any, Awaitable, Callable, Dict, Iterable, List, Mapping, Optional, TYPE_CHECKING
 
 from ..services.service_registry import ServiceRegistry
 from ..utils.constants import PREVIEW_EXTENSIONS
 
 logger = logging.getLogger(__name__)
 
+if TYPE_CHECKING:
+    from ..services.model_update_service import ModelUpdateService
+
 
 async def delete_model_artifacts(target_dir: str, file_name: str) -> List[str]:
     """Delete the primary model artefacts within ``target_dir``."""
@@ -54,6 +57,7 @@ class ModelLifecycleService:
         metadata_manager,
         metadata_loader: Callable[[str], Awaitable[Dict[str, object]]],
         recipe_scanner_factory: Callable[[], Awaitable] | None = None,
+        update_service: "ModelUpdateService" | None = None,
     ) -> None:
         self._scanner = scanner
         self._metadata_manager = metadata_manager
@@ -61,6 +65,7 @@ class ModelLifecycleService:
         self._recipe_scanner_factory = (
             recipe_scanner_factory or ServiceRegistry.get_recipe_scanner
         )
+        self._update_service = update_service
 
     async def delete_model(self, file_path: str) -> Dict[str, object]:
         """Delete a model file and associated artefacts."""
@@ -68,20 +73,100 @@ class ModelLifecycleService:
         if not file_path:
             raise ValueError("Model path is required")
 
+        cache = await self._scanner.get_cached_data()
+
+        cached_entry = None
+        if cache and hasattr(cache, "raw_data"):
+            cached_entry = next(
+                (item for item in cache.raw_data if item.get("file_path") == file_path),
+                None,
+            )
+
+        metadata_payload = {}
+        try:
+            metadata_payload = await self._metadata_manager.load_metadata_payload(file_path)
+        except Exception as exc:  # pragma: no cover - defensive guard
+            logger.debug("Failed to load metadata payload for %s: %s", file_path, exc)
+
+        model_id = (
+            self._extract_model_id_from_payload(metadata_payload)
+            or self._extract_model_id_from_payload(cached_entry)
+        )
+
         target_dir = os.path.dirname(file_path)
         file_name = os.path.splitext(os.path.basename(file_path))[0]
-
         deleted_files = await delete_model_artifacts(target_dir, file_name)
 
-        cache = await self._scanner.get_cached_data()
+        if cache:
-        cache.raw_data = [item for item in cache.raw_data if item["file_path"] != file_path]
+            cache.raw_data = [
-        await cache.resort()
+                item for item in cache.raw_data if item.get("file_path") != file_path
+            ]
+            await cache.resort()
 
         if hasattr(self._scanner, "_hash_index") and self._scanner._hash_index:
             self._scanner._hash_index.remove_by_path(file_path)
 
+        await self._sync_update_for_model(model_id)
         return {"success": True, "deleted_files": deleted_files}
 
+    @staticmethod
+    def _extract_model_id_from_payload(payload: Any) -> Optional[int]:
+        if not isinstance(payload, Mapping):
+            return None
+        civitai = payload.get("civitai")
+        if isinstance(civitai, Mapping):
+            candidate = civitai.get("modelId") or civitai.get("model_id")
+            if candidate is None:
+                model_section = civitai.get("model")
+                if isinstance(model_section, Mapping):
+                    candidate = model_section.get("id")
+            normalized = ModelLifecycleService._coerce_int(candidate)
+            if normalized is not None:
+                return normalized
+        fallback = payload.get("model_id") or payload.get("civitai_model_id")
+        return ModelLifecycleService._coerce_int(fallback)
+
+    @staticmethod
+    def _coerce_int(value: Any) -> Optional[int]:
+        try:
+            return int(value)
+        except (TypeError, ValueError):
+            return None
+
+    async def _sync_update_for_model(self, model_id: Optional[int]) -> None:
+        if self._update_service is None or model_id is None:
+            return
+
+        try:
+            versions = await self._scanner.get_model_versions_by_id(model_id)
+        except Exception as exc:  # pragma: no cover - defensive log
+            logger.debug(
+                "Failed to collect local versions for model %s: %s", model_id, exc
+            )
+            versions = []
+
+        version_ids = set()
+        for version in versions or []:
+            candidate = (
+                version.get("versionId")
+                or version.get("id")
+                or version.get("version_id")
+            )
+            normalized = ModelLifecycleService._coerce_int(candidate)
+            if normalized is not None:
+                version_ids.add(normalized)
+
+        try:
+            await self._update_service.update_in_library_versions(
+                self._scanner.model_type,
+                model_id,
+                sorted(version_ids),
+            )
+        except Exception as exc:  # pragma: no cover - defensive log
+            logger.debug(
+                "Failed to sync update record for model %s: %s", model_id, exc
+            )
+
     async def exclude_model(self, file_path: str) -> Dict[str, object]:
         """Mark a model as excluded and prune cache references."""
 

tests/services/test_model_lifecycle_service.py

@@ -7,6 +7,67 @@ from py.services.model_lifecycle_service import ModelLifecycleService
 from py.utils.metadata_manager import MetadataManager
 
 
+class DummyCache:
+    def __init__(self, raw_data):
+        self.raw_data = raw_data
+
+    async def resort(self):
+        return
+
+
+class DummyHashIndex:
+    def __init__(self):
+        self.removed = []
+
+    def remove_by_path(self, path, *args):
+        self.removed.append(path)
+
+
+class VersionAwareScanner:
+    def __init__(self, raw_data, model_type="lora"):
+        self.model_type = model_type
+        self.cache = DummyCache(raw_data)
+        self._hash_index = DummyHashIndex()
+
+    async def get_cached_data(self):
+        return self.cache
+
+    async def get_model_versions_by_id(self, model_id):
+        collected = []
+        for item in self.cache.raw_data:
+            civitai = item.get("civitai")
+            if not isinstance(civitai, dict):
+                continue
+            candidate = civitai.get("modelId")
+            try:
+                normalized = int(candidate)
+            except (TypeError, ValueError):
+                continue
+            if normalized != model_id:
+                continue
+            version_id = civitai.get("id")
+            if version_id is None:
+                continue
+            collected.append({"versionId": version_id})
+        return collected
+
+
+class DummyMetadataManager:
+    def __init__(self, payload):
+        self._payload = dict(payload)
+
+    async def load_metadata_payload(self, file_path: str):
+        return dict(self._payload)
+
+
+class DummyUpdateService:
+    def __init__(self):
+        self.calls = []
+
+    async def update_in_library_versions(self, model_type, model_id, version_ids):
+        self.calls.append((model_type, model_id, version_ids))
+
+
 class DummyScanner:
     def __init__(self):
         self.calls = []
@@ -81,3 +142,43 @@ async def test_rename_model_preserves_compound_extensions(tmp_path: Path):
     assert old_call_path.endswith(f"{old_name}.safetensors")
     assert new_call_path.endswith(f"{new_name}.safetensors")
     assert payload["file_name"] == new_name
+
+
+@pytest.mark.asyncio
+async def test_delete_model_updates_update_service(tmp_path: Path):
+    model_path = tmp_path / "sample.safetensors"
+    model_path.write_bytes(b"content")
+
+    other_path = tmp_path / "another.safetensors"
+    other_path.write_bytes(b"other")
+
+    raw_data = [
+        {
+            "file_path": model_path.as_posix(),
+            "civitai": {"modelId": 42, "id": 1001},
+        },
+        {
+            "file_path": other_path.as_posix(),
+            "civitai": {"modelId": 42, "id": 1002},
+        },
+    ]
+
+    scanner = VersionAwareScanner(raw_data)
+    metadata_manager = DummyMetadataManager({"civitai": {"modelId": 42, "id": 1001}})
+
+    async def metadata_loader(path: str):
+        return {}
+
+    update_service = DummyUpdateService()
+    service = ModelLifecycleService(
+        scanner=scanner,
+        metadata_manager=metadata_manager,
+        metadata_loader=metadata_loader,
+        update_service=update_service,
+    )
+
+    result = await service.delete_model(model_path.as_posix())
+
+    assert result["success"] is True
+    assert not model_path.exists()
+    assert update_service.calls == [("lora", 42, [1002])]