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mnote/wolai-backend/app/routers/lightrag.py
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2025-12-06 16:47:17 +08:00
from __future__ import annotations
from fastapi import APIRouter, HTTPException, status
from pydantic import BaseModel
from app.deps import AuthDep
from app.schemas.tasks import TaskStatusResponse
from app.services.lightrag_service import lightrag_service
from app.services.supabase_rest import supabase_rest
from app.services.task_tracker import task_tracker
from app.workers.tasks import lightrag_index_pipeline
router = APIRouter(prefix="/lightrag")
class IndexRequest(BaseModel):
document_id: str
@router.post("/index", response_model=TaskStatusResponse)
async def enqueue_lightrag_index(payload: IndexRequest, auth: AuthDep) -> TaskStatusResponse:
document = supabase_rest.select_one(
"documents", {"id": payload.document_id, "user_id": auth.user_id}
)
if not document:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Document not found")
raw_text = str(document.get("raw_text") or "").strip()
if not raw_text:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail="文档尚未生成 raw_text,无法索引",
)
supabase_rest.update(
"documents", {"id": payload.document_id}, {"index_status": "pending"}
)
task = task_tracker.create_task(
user_id=auth.user_id, document_id=payload.document_id, task_type="index"
)
lightrag_index_pipeline.delay(task.task_id, payload.document_id, auth.user_id)
return task
@router.get("/health")
async def lightrag_health():
result = await lightrag_service.run_healthcheck()
if not result.get("ok"):
raise HTTPException(
status_code=status.HTTP_503_SERVICE_UNAVAILABLE,
detail=result.get("error", "LightRAG 未就绪"),
)
return result