feat: add functions

pkg/rag/knowledge/services/base_service.py

@@ -1,20 +1,20 @@
 # 封装异步操作
 import asyncio
 import logging
-from services.database import SessionLocal # 导入 SessionLocal 工厂函数
+from pkg.rag.knowledge.services.database import SessionLocal 
 
 class BaseService:
     def __init__(self):
         self.logger = logging.getLogger(self.__class__.__name__)
-        self.db_session_factory = SessionLocal # 使用 SessionLocal 工厂函数
+        self.db_session_factory = SessionLocal
 
     async def _run_sync(self, func, *args, **kwargs):
         """
         在单独的线程中运行同步函数。
         如果第一个参数是 session，则在 to_thread 中获取新的 session。
         """
-        # 如果函数需要数据库会话作为第一个参数，我们在这里获取它
-        if getattr(func, '__name__', '').startswith('_db_'): # 约定：数据库操作的同步方法以 _db_ 开头
+        
+        if getattr(func, '__name__', '').startswith('_db_'): 
             session = await asyncio.to_thread(self.db_session_factory)
             try:
                 result = await asyncio.to_thread(func, session, *args, **kwargs)

pkg/rag/knowledge/services/chroma_manager.py

@@ -1,4 +1,4 @@
-# services/chroma_manager.py
+
 import numpy as np
 import logging
 from chromadb import PersistentClient
@@ -9,7 +9,7 @@ logger = logging.getLogger(__name__)
 class ChromaIndexManager:
     def __init__(self, collection_name: str = "default_collection"):
         self.logger = logging.getLogger(self.__class__.__name__)
-        chroma_data_path = "./chroma_data"
+        chroma_data_path = os.path.abspath(os.path.join(__file__, "../../../../../../data/chroma"))
         os.makedirs(chroma_data_path, exist_ok=True)
         self.client = PersistentClient(path=chroma_data_path)
         self._collection_name = collection_name

pkg/rag/knowledge/services/chunker.py

@@ -1,7 +1,7 @@
 # services/chunker.py
 import logging
 from typing import List
-from services.base_service import BaseService # Assuming BaseService provides _run_sync
+from pkg.rag.knowledge.services.base_service import BaseService # Assuming BaseService provides _run_sync
 
 logger = logging.getLogger(__name__)
 

pkg/rag/knowledge/services/embedder.py

@@ -4,10 +4,10 @@ import logging
 import numpy as np
 from typing import List
 from sqlalchemy.orm import Session
-from services.base_service import BaseService
-from services.database import Chunk, SessionLocal
-from services.embedding_models import BaseEmbeddingModel, EmbeddingModelFactory
-from services.chroma_manager import ChromaIndexManager # Import the manager
+from pkg.rag.knowledge.services.base_service import BaseService
+from pkg.rag.knowledge.services.database import Chunk, SessionLocal
+from pkg.rag.knowledge.services.embedding_models import BaseEmbeddingModel, EmbeddingModelFactory
+from pkg.rag.knowledge.services.chroma_manager import ChromaIndexManager # Import the manager
 
 logger = logging.getLogger(__name__)
 

pkg/rag/knowledge/services/retriever.py

@@ -4,10 +4,10 @@ import logging
 import numpy as np # Make sure numpy is imported
 from typing import List, Dict, Any
 from sqlalchemy.orm import Session
-from services.base_service import BaseService
-from services.database import Chunk, SessionLocal
-from services.embedding_models import BaseEmbeddingModel, EmbeddingModelFactory
-from services.chroma_manager import ChromaIndexManager
+from pkg.rag.knowledge.services.base_service import BaseService
+from pkg.rag.knowledge.services.database import Chunk, SessionLocal
+from pkg.rag.knowledge.services.embedding_models import BaseEmbeddingModel, EmbeddingModelFactory
+from pkg.rag.knowledge.services.chroma_manager import ChromaIndexManager
 
 logger = logging.getLogger(__name__)