7870c6c33f
* [fix]Fix the interface for statistics of recent activities and applications * [changes]Modify the code based on the AI review 1.Use the boolean auxiliary methods provided by SQLAlchemy instead of using == True in the is_active filter. 2.The calculation of the "PROJECT_ROOT" has now been hardcoded with five levels of nested os.path.dirname calls. * [fix]Fix the interface for statistics of recent activities and applications * [changes]Modify the code based on the AI review 1.Use the boolean auxiliary methods provided by SQLAlchemy instead of using == True in the is_active filter. 2.The calculation of the "PROJECT_ROOT" has now been hardcoded with five levels of nested os.path.dirname calls.
249 lines
8.9 KiB
Python
249 lines
8.9 KiB
Python
"""
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Memory API Service
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Provides external access to memory read and write operations through API Key authentication.
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This service validates inputs and delegates to MemoryAgentService for core memory operations.
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"""
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import uuid
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from typing import Any, Dict, Optional
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from app.core.error_codes import BizCode
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from app.core.exceptions import BusinessException, ResourceNotFoundException
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from app.core.logging_config import get_logger
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from app.models.app_model import App
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from app.models.end_user_model import EndUser
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from app.schemas.memory_config_schema import ConfigurationError
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from app.services.memory_agent_service import MemoryAgentService
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from sqlalchemy.orm import Session
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logger = get_logger(__name__)
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class MemoryAPIService:
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"""Service for memory API operations with validation and delegation to MemoryAgentService.
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This service provides a thin layer that:
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1. Validates end_user exists and belongs to the authorized workspace
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2. Maps end_user_id to group_id for memory operations
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3. Delegates to MemoryAgentService for actual memory read/write operations
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"""
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def __init__(self, db: Session):
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"""Initialize MemoryAPIService.
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Args:
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db: SQLAlchemy database session
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"""
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self.db = db
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def validate_end_user(
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self,
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end_user_id: str,
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workspace_id: uuid.UUID
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) -> EndUser:
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"""Validate that end_user exists and belongs to the workspace.
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Args:
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end_user_id: End user ID to validate
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workspace_id: Workspace ID from API key authorization
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Returns:
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EndUser object if valid
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Raises:
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ResourceNotFoundException: If end_user not found
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BusinessException: If end_user not in authorized workspace
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"""
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logger.info(f"Validating end_user: {end_user_id} for workspace: {workspace_id}")
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# Query end_user by ID
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try:
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end_user_uuid = uuid.UUID(end_user_id)
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except ValueError:
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logger.warning(f"Invalid end_user_id format: {end_user_id}")
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raise BusinessException(
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message=f"Invalid end_user_id format: {end_user_id}",
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code=BizCode.INVALID_PARAMETER
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)
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end_user = self.db.query(EndUser).filter(EndUser.id == end_user_uuid).first()
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if not end_user:
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logger.warning(f"End user not found: {end_user_id}")
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raise ResourceNotFoundException(
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resource_type="EndUser",
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resource_id=end_user_id
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)
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# Verify end_user belongs to the workspace via App relationship
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app = self.db.query(App).filter(
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App.id == end_user.app_id,
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App.is_active.is_(True)
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).first()
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if not app:
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logger.warning(f"App not found for end_user: {end_user_id}")
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raise ResourceNotFoundException(
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resource_type="App",
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resource_id=str(end_user.app_id)
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)
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if app.workspace_id != workspace_id:
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logger.warning(
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f"End user {end_user_id} belongs to workspace {app.workspace_id}, "
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f"not authorized workspace {workspace_id}"
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)
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raise BusinessException(
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message="End user does not belong to authorized workspace",
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code=BizCode.FORBIDDEN
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)
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logger.info(f"End user {end_user_id} validated successfully")
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return end_user
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async def write_memory(
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self,
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workspace_id: uuid.UUID,
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end_user_id: str,
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message: str,
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config_id: Optional[str] = None,
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storage_type: str = "neo4j",
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user_rag_memory_id: Optional[str] = None,
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) -> Dict[str, Any]:
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"""Write memory with validation.
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Validates end_user exists and belongs to workspace, then delegates
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to MemoryAgentService.write_memory.
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Args:
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workspace_id: Workspace ID for resource validation
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end_user_id: End user identifier (used as group_id)
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message: Message content to store
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config_id: Optional memory configuration ID
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storage_type: Storage backend (neo4j or rag)
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user_rag_memory_id: Optional RAG memory ID
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Returns:
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Dict with status and end_user_id
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Raises:
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ResourceNotFoundException: If end_user not found
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BusinessException: If end_user not in authorized workspace or write fails
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"""
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logger.info(f"Writing memory for end_user: {end_user_id}, workspace: {workspace_id}")
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# Validate end_user exists and belongs to workspace
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self.validate_end_user(end_user_id, workspace_id)
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# Use end_user_id as group_id for memory operations
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group_id = end_user_id
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try:
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# Delegate to MemoryAgentService
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result = await MemoryAgentService().write_memory(
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group_id=group_id,
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message=message,
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config_id=config_id,
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db=self.db,
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storage_type=storage_type,
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user_rag_memory_id=user_rag_memory_id or ""
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)
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logger.info(f"Memory write successful for end_user: {end_user_id}")
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return {
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"status": "success" if result == "success" else result,
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"end_user_id": end_user_id
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}
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except ConfigurationError as e:
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logger.error(f"Memory configuration error for end_user {end_user_id}: {e}")
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raise BusinessException(
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message=str(e),
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code=BizCode.MEMORY_CONFIG_NOT_FOUND
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)
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except BusinessException:
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raise
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except Exception as e:
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logger.error(f"Memory write failed for end_user {end_user_id}: {e}")
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raise BusinessException(
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message=f"Memory write failed: {str(e)}",
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code=BizCode.MEMORY_WRITE_FAILED
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)
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async def read_memory(
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self,
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workspace_id: uuid.UUID,
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end_user_id: str,
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message: str,
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search_switch: str = "0",
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config_id: Optional[str] = None,
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storage_type: str = "neo4j",
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user_rag_memory_id: Optional[str] = None,
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) -> Dict[str, Any]:
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"""Read memory with validation.
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Validates end_user exists and belongs to workspace, then delegates
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to MemoryAgentService.read_memory.
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Args:
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workspace_id: Workspace ID for resource validation
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end_user_id: End user identifier (used as group_id)
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message: Query message
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search_switch: Search mode (0=deep search with verification, 1=deep search, 2=fast search)
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config_id: Optional memory configuration ID
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storage_type: Storage backend (neo4j or rag)
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user_rag_memory_id: Optional RAG memory ID
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Returns:
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Dict with answer, intermediate_outputs, and end_user_id
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Raises:
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ResourceNotFoundException: If end_user not found
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BusinessException: If end_user not in authorized workspace or read fails
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"""
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logger.info(f"Reading memory for end_user: {end_user_id}, workspace: {workspace_id}")
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# Validate end_user exists and belongs to workspace
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self.validate_end_user(end_user_id, workspace_id)
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# Use end_user_id as group_id for memory operations
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group_id = end_user_id
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try:
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# Delegate to MemoryAgentService
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result = await MemoryAgentService().read_memory(
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group_id=group_id,
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message=message,
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history=[],
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search_switch=search_switch,
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config_id=config_id,
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db=self.db,
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storage_type=storage_type,
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user_rag_memory_id=user_rag_memory_id or ""
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)
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logger.info(f"Memory read successful for end_user: {end_user_id}")
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return {
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"answer": result.get("answer", ""),
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"intermediate_outputs": result.get("intermediate_outputs", []),
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"end_user_id": end_user_id
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}
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except ConfigurationError as e:
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logger.error(f"Memory configuration error for end_user {end_user_id}: {e}")
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raise BusinessException(
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message=str(e),
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code=BizCode.MEMORY_CONFIG_NOT_FOUND
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)
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except BusinessException:
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raise
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except Exception as e:
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logger.error(f"Memory read failed for end_user {end_user_id}: {e}")
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raise BusinessException(
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message=f"Memory read failed: {str(e)}",
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code=BizCode.MEMORY_READ_FAILED
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)
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