ReMe/reme4/components/file_graph/base_file_graph.py
jinliyl a4efc0f776
refactor(reme4): restructure steps packages (#258)
* fix(bm25_index): 修正BM25索引计算中的文档长度归一化问题

修复了在计算BM25相似度时对文档长度进行不正确归一化的bug,确保所有查询都能得到准确的相关性评分。

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* refactor(steps): Rename and adjust indexing step logic

- Rename `scan_changes.py` and `reindex.py` to `clear_and_scan.py`
- Update implementation details of `ScanChangesStep` and `ClearAndScanStep`
- Modify the scheduling mechanism in `WatchChangesStep`
- Adjust step registration and parameter configuration in config files
- Update related tests to align with the new interface changes

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* feat(daily): replace daily CRUD operations with slug provisioning approach

* refactor(tests): migrate CRUD step tests from HTTP server to direct LocalFileStore

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---------

Co-authored-by: huangsen <huangsen.huang@alibaba-inc.com>
2026-05-28 14:30:30 +08:00

68 lines
2.1 KiB
Python

"""Abstract base for file-graph backends."""
from abc import abstractmethod
from ..base_component import BaseComponent
from ...enumeration import ComponentEnum, LinkScopeEnum
from ...schema import FileLink, FileNode
class BaseFileGraph(BaseComponent):
"""Abstract base for file-graph backends.
Link scope (``get_outlinks`` / ``get_inlinks``):
REAL edges touching an indexed node
VIRTUAL edges touching a dangling placeholder
(referenced but never upserted, or already deleted)
ALL both
"""
component_type = ComponentEnum.FILE_GRAPH
# -- Lifecycle ---------------------------------------------------------
async def _start(self) -> None:
await super()._start()
await self.load()
async def _close(self) -> None:
await self.dump()
await super()._close()
async def load(self) -> None:
"""Restore persisted state. No-op for backends without local files."""
async def dump(self) -> None:
"""Persist state. No-op for backends without local files."""
# -- Node CRUD ---------------------------------------------------------
@abstractmethod
async def upsert_nodes(self, nodes: list[FileNode]) -> None:
"""Insert or update nodes."""
@abstractmethod
async def delete_nodes(self, paths: list[str]) -> None:
"""Remove nodes by path."""
@abstractmethod
async def get_nodes(self, paths: list[str] | None = None) -> list[FileNode]:
"""Return nodes by paths; ``None`` = all real nodes."""
@abstractmethod
async def rebuild_links(self) -> None:
"""Rebuild all edges from each node's link payload."""
@abstractmethod
async def clear(self):
"""Remove all nodes and edges."""
# -- Link access -------------------------------------------------------
@abstractmethod
async def get_outlinks(self, path: str, scope: LinkScopeEnum = LinkScopeEnum.REAL) -> list[FileLink]:
"""Outgoing links from *path*."""
@abstractmethod
async def get_inlinks(self, path: str, scope: LinkScopeEnum = LinkScopeEnum.REAL) -> list[FileLink]:
"""Inbound links to *path*."""