648 lines
21 KiB
Python
648 lines
21 KiB
Python
import asyncio
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import json
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from typing import Any
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from uuid import UUID
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from fastapi import APIRouter, Depends, File, HTTPException, Query, UploadFile
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from fastapi.responses import Response, StreamingResponse
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import db.sqlserver as sqlserver
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from config.cubeReport import get_cube_report_settings
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from config.security import get_user_id_from_token
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from db.postgres.cube_report import (
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delete_cube_report_state,
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delete_saved_cube_report,
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get_cube_report_state,
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get_saved_cube_report,
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get_saved_report_by_conversation,
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list_cube_report_states,
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list_saved_cube_reports,
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list_saved_report_links,
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rename_cube_report_state,
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rename_saved_cube_report,
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save_cube_report_from_state,
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upsert_cube_report_state,
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)
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from models.BaseResponse import BaseResponse
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from models.CubeReportRequest import (
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RenameCubeReportConversationRequest,
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SendCubeReportMessageRequest,
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)
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from service.cube_report import (
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delete_dify_conversation,
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get_dify_conversation,
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get_dify_conversation_variables,
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get_dify_messages,
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get_dify_parameters,
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get_latest_cube_response,
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list_dify_conversations_page,
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normalize_cube_load,
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normalize_cube_response,
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preview_dify_file,
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query_cube_export,
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query_cube_page,
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rename_dify_conversation,
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stop_dify_task,
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stream_dify_chat,
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upload_dify_file,
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)
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from routers.dify_export_router import build_xlsx, sanitize_filename, upload_xlsx
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from service.cube_metadata import (
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get_cube_metadata_status,
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refresh_cube_metadata_cache,
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)
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cubeReportRouter = APIRouter(prefix="/cube-report")
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def _sse(payload: dict[str, Any]) -> str:
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return f"data: {json.dumps(payload, ensure_ascii=False)}\n\n"
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def _scope(user_id: UUID) -> dict[str, Any]:
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scope = sqlserver.get_user_company_scope(str(user_id))
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if not scope["companies"]:
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raise HTTPException(status_code=403, detail="当前用户没有可用的数据租户")
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return {
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"canRefreshMetadata": bool(scope["canGlobal"]),
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"companies": scope["companies"],
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}
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def _validate_scope(
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user_id: UUID,
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*,
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tenant_id: str | None,
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) -> tuple[str, str]:
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scope = _scope(user_id)
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companies = {item["id"]: item["name"] for item in scope["companies"]}
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if not tenant_id or tenant_id not in companies:
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raise HTTPException(status_code=403, detail="无权访问所选租户")
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return tenant_id, companies[tenant_id]
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async def _save_cube_state(
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*,
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conversation_id: str,
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user_id: UUID,
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session: dict[str, Any],
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cube_response: dict[str, Any],
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request_content: str = "",
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) -> None:
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tenant_id = str(session.get("tenantId") or "").strip()
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if not tenant_id:
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raise HTTPException(status_code=422, detail="当前会话缺少租户信息")
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await asyncio.to_thread(
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upsert_cube_report_state,
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conversation_id=conversation_id,
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user_id=str(user_id),
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title=str(session.get("title") or "新数据对话"),
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tenant_id=tenant_id,
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tenant_name=str(session.get("tenantName") or ""),
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query=cube_response["query"],
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limit_source=str(cube_response.get("limitSource") or "system"),
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response_message=str(cube_response.get("message") or ""),
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request_content=request_content,
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)
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async def _resolve_cube_state(
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conversation_id: str,
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user_id: UUID,
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session: dict[str, Any],
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) -> dict[str, Any] | None:
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state = await asyncio.to_thread(
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get_cube_report_state, conversation_id, str(user_id)
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)
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if state:
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session_tenant_id = str(session.get("tenantId") or "")
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if not session_tenant_id or state.get("tenantId") != session_tenant_id:
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raise HTTPException(
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status_code=409,
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detail="本地 Cube 状态与当前会话租户不一致，已阻止数据查询",
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)
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return state
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cube_response = await get_latest_cube_response(conversation_id, str(user_id))
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if not cube_response or not cube_response["status"]:
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variables = await get_dify_conversation_variables(
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conversation_id, str(user_id)
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)
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query = normalize_cube_load(variables.get("temp_request"))
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if not query:
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return None
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cube_response = {
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"query": query,
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"limitSource": str(variables.get("temp_limit_source") or "system"),
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"message": "",
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"status": True,
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}
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await _save_cube_state(
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conversation_id=conversation_id,
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user_id=user_id,
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session=session,
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cube_response=cube_response,
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)
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return await asyncio.to_thread(
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get_cube_report_state, conversation_id, str(user_id)
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)
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async def _resolve_saved_report(
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report_id: str,
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user_id: UUID,
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) -> tuple[dict[str, Any], str]:
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report = await asyncio.to_thread(
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get_saved_cube_report,
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report_id,
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str(user_id),
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)
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if not report:
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raise HTTPException(status_code=404, detail="收藏报表不存在或无权访问")
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tenant_id, tenant_name = _validate_scope(
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user_id,
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tenant_id=report["tenantId"],
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)
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report["tenantName"] = tenant_name
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return report, tenant_id
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@cubeReportRouter.get("/scope")
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def get_scope(user_id: UUID = Depends(get_user_id_from_token)):
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return BaseResponse(data=_scope(user_id))
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@cubeReportRouter.get("/meta/status")
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async def get_metadata_status(
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user_id: UUID = Depends(get_user_id_from_token),
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):
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scope = _scope(user_id)
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if not scope["canRefreshMetadata"]:
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raise HTTPException(status_code=403, detail="当前用户没有刷新 Cube 元数据的权限")
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return BaseResponse(data=await get_cube_metadata_status())
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@cubeReportRouter.post("/meta/refresh")
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async def refresh_metadata(
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user_id: UUID = Depends(get_user_id_from_token),
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):
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scope = _scope(user_id)
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if not scope["canRefreshMetadata"]:
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raise HTTPException(status_code=403, detail="当前用户没有刷新 Cube 元数据的权限")
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try:
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data = await refresh_cube_metadata_cache()
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except HTTPException:
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raise
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except Exception as error:
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raise HTTPException(
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status_code=503,
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detail=f"Cube 元数据缓存刷新失败：{str(error)[:500]}",
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) from error
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return BaseResponse(data=data)
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@cubeReportRouter.get("/app-parameters")
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async def get_app_parameters(user_id: UUID = Depends(get_user_id_from_token)):
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_scope(user_id)
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return BaseResponse(data=await get_dify_parameters())
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@cubeReportRouter.get("/sessions")
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async def list_sessions(
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tenantId: str = Query(min_length=1, max_length=64),
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cursor: str | None = Query(default=None, max_length=128),
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pageSize: int = Query(default=20, ge=1, le=50),
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keyword: str = Query(default="", max_length=100),
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user_id: UUID = Depends(get_user_id_from_token),
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):
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tenant_id, _ = _validate_scope(user_id, tenant_id=tenantId)
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page, states = await asyncio.gather(
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list_dify_conversations_page(
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str(user_id),
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tenant_id=tenant_id,
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cursor=cursor,
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page_size=pageSize,
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keyword=keyword,
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),
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asyncio.to_thread(list_cube_report_states, str(user_id)),
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)
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conversations = page["items"]
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links = await asyncio.to_thread(
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list_saved_report_links,
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str(user_id),
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[item["id"] for item in conversations],
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)
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for item in conversations:
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item["hasData"] = item["id"] in states
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item["reportId"] = links.get(item["id"])
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return BaseResponse(data=page)
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@cubeReportRouter.get("/sessions/{conversation_id}")
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async def get_session(
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conversation_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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session, messages = await asyncio.gather(
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get_dify_conversation(conversation_id, str(user_id)),
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get_dify_messages(conversation_id, str(user_id)),
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)
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_validate_scope(user_id, tenant_id=session["tenantId"])
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state = await _resolve_cube_state(conversation_id, user_id, session)
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session["hasData"] = bool(state and state.get("query"))
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saved_report = await asyncio.to_thread(
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get_saved_report_by_conversation,
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conversation_id,
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str(user_id),
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)
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session["reportId"] = saved_report["id"] if saved_report else None
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return BaseResponse(data={"session": session, "messages": messages})
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@cubeReportRouter.get("/sessions/{conversation_id}/data")
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async def get_session_data(
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conversation_id: str,
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page: int = Query(default=1, ge=1),
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user_id: UUID = Depends(get_user_id_from_token),
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):
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page_size = get_cube_report_settings().default_page_size
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session = await get_dify_conversation(conversation_id, str(user_id))
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tenant_id, _ = _validate_scope(user_id, tenant_id=session["tenantId"])
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state = await _resolve_cube_state(conversation_id, user_id, session)
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if not state or not state.get("query"):
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return BaseResponse(
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data={
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"columns": [],
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"rows": [],
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"page": page,
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"pageSize": page_size,
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"total": 0,
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"sql": "",
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}
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)
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data = await query_cube_page(
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base_load=state["query"],
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tenant_id=tenant_id,
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page=page,
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page_size=page_size,
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limit_source=state["limitSource"],
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)
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data["title"] = session.get("title") or state.get("title")
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return BaseResponse(data=data)
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@cubeReportRouter.get("/reports")
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async def list_reports(
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tenantId: str = Query(min_length=1, max_length=64),
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page: int = Query(default=1, ge=1),
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pageSize: int = Query(default=8, ge=1, le=50),
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keyword: str = Query(default="", max_length=100),
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user_id: UUID = Depends(get_user_id_from_token),
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):
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tenant_id, _ = _validate_scope(user_id, tenant_id=tenantId)
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items, total = await asyncio.to_thread(
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list_saved_cube_reports,
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user_id=str(user_id),
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tenant_id=tenant_id,
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page=page,
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page_size=pageSize,
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keyword=keyword.strip(),
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)
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return BaseResponse(
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data={
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"items": items,
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"page": page,
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"pageSize": pageSize,
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"total": total,
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}
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)
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@cubeReportRouter.get("/reports/{report_id}")
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async def get_report(
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report_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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report, _ = await _resolve_saved_report(report_id, user_id)
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return BaseResponse(data=report)
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@cubeReportRouter.get("/reports/{report_id}/data")
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async def get_report_data(
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report_id: str,
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page: int = Query(default=1, ge=1),
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user_id: UUID = Depends(get_user_id_from_token),
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):
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report, tenant_id = await _resolve_saved_report(report_id, user_id)
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page_size = get_cube_report_settings().default_page_size
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data = await query_cube_page(
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base_load=report["query"],
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tenant_id=tenant_id,
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page=page,
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page_size=page_size,
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limit_source=report["limitSource"],
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)
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data["title"] = report["title"]
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return BaseResponse(data=data)
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async def _export_cube_result(
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*,
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query: dict[str, Any],
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tenant_id: str,
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limit_source: str,
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title: str,
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) -> BaseResponse:
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export_data = await query_cube_export(
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base_load=query,
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tenant_id=tenant_id,
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limit_source=limit_source,
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)
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filename = sanitize_filename(title or "Cube查询结果")
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contents, sheet_count = await asyncio.to_thread(
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build_xlsx, export_data["rows"], export_data["headers"]
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)
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object_name, url = await asyncio.to_thread(upload_xlsx, contents, filename)
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return BaseResponse(
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data={
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"url": url,
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"filename": filename,
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"bucketName": "dify-export",
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"objectName": object_name,
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"rowCount": len(export_data["rows"]),
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"sheetCount": sheet_count,
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}
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)
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@cubeReportRouter.post("/reports/{report_id}/export")
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async def export_report_data(
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report_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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report, tenant_id = await _resolve_saved_report(report_id, user_id)
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return await _export_cube_result(
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query=report["query"],
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tenant_id=tenant_id,
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limit_source=report["limitSource"],
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title=report["title"],
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)
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@cubeReportRouter.post("/sessions/{conversation_id}/favorite")
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async def favorite_session(
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conversation_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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session = await get_dify_conversation(conversation_id, str(user_id))
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_validate_scope(user_id, tenant_id=session["tenantId"])
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state = await _resolve_cube_state(conversation_id, user_id, session)
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if not state or not state.get("query"):
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raise HTTPException(status_code=409, detail="当前会话还没有可收藏的数据请求")
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report = await asyncio.to_thread(
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save_cube_report_from_state,
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conversation_id=conversation_id,
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user_id=str(user_id),
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title=str(session.get("title") or state.get("title") or "未命名报表"),
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)
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if not report:
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raise HTTPException(status_code=409, detail="收藏报表失败，请先生成有效数据")
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return BaseResponse(data=report)
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|
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@cubeReportRouter.post("/reports/{report_id}/name")
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async def rename_report(
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report_id: str,
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request: RenameCubeReportConversationRequest,
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user_id: UUID = Depends(get_user_id_from_token),
|
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):
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await _resolve_saved_report(report_id, user_id)
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await asyncio.to_thread(
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rename_saved_cube_report,
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report_id,
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str(user_id),
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request.name.strip(),
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)
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report, _ = await _resolve_saved_report(report_id, user_id)
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return BaseResponse(data=report)
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|
|
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|
@cubeReportRouter.delete("/reports/{report_id}")
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|
async def delete_report(
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report_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
|
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):
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await _resolve_saved_report(report_id, user_id)
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await asyncio.to_thread(delete_saved_cube_report, report_id, str(user_id))
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|
return BaseResponse(data={"result": "success"})
|
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|
|
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|
@cubeReportRouter.post("/sessions/{conversation_id}/export")
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|
async def export_session_data(
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conversation_id: str,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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session = await get_dify_conversation(conversation_id, str(user_id))
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tenant_id, _ = _validate_scope(user_id, tenant_id=session["tenantId"])
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state = await _resolve_cube_state(conversation_id, user_id, session)
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if not state or not state.get("query"):
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raise HTTPException(status_code=404, detail="当前会话还没有可导出的数据请求")
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return await _export_cube_result(
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query=state["query"],
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tenant_id=tenant_id,
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limit_source=state["limitSource"],
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title=str(session.get("title") or state.get("title") or "Cube查询结果"),
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)
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|
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@cubeReportRouter.post("/messages/stream")
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|
async def send_message_stream(
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request: SendCubeReportMessageRequest,
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user_id: UUID = Depends(get_user_id_from_token),
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):
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conversation_id = request.conversationId
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if conversation_id:
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session = await get_dify_conversation(conversation_id, str(user_id))
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tenant_id, tenant_name = _validate_scope(
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user_id,
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tenant_id=session["tenantId"],
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)
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else:
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tenant_id, tenant_name = _validate_scope(
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user_id,
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tenant_id=request.tenantId,
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)
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session = {
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"title": "新数据对话",
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"tenantId": tenant_id,
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"tenantName": tenant_name,
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}
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files = [item.model_dump() for item in request.files]
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inputs = {
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"tenant_id": tenant_id,
|
|
"tenant_name": tenant_name,
|
|
}
|
|
|
|
async def event_stream():
|
|
active_conversation_id = conversation_id
|
|
answer = ""
|
|
task_id = None
|
|
workflow_status_sent = False
|
|
try:
|
|
yield _sse({"type": "status", "text": "正在理解问题…"})
|
|
async for event in stream_dify_chat(
|
|
user_id=str(user_id),
|
|
content=request.content.strip(),
|
|
conversation_id=conversation_id,
|
|
inputs=inputs,
|
|
files=files,
|
|
):
|
|
event_type = event.get("event")
|
|
active_conversation_id = (
|
|
event.get("conversation_id") or active_conversation_id
|
|
)
|
|
current_task_id = event.get("task_id")
|
|
if current_task_id and current_task_id != task_id:
|
|
task_id = current_task_id
|
|
yield _sse({"type": "task", "taskId": task_id})
|
|
if event_type in {"message", "agent_message"}:
|
|
delta = str(event.get("answer") or "")
|
|
answer += delta
|
|
elif event_type == "message_replace":
|
|
answer = str(event.get("answer") or "")
|
|
elif (
|
|
event_type in {"workflow_started", "node_started"}
|
|
and not workflow_status_sent
|
|
):
|
|
workflow_status_sent = True
|
|
yield _sse({"type": "status", "text": "正在生成数据请求…"})
|
|
elif event_type == "error":
|
|
raise RuntimeError(
|
|
str(event.get("message") or "Dify 工作流执行失败")
|
|
)
|
|
|
|
cube_response = normalize_cube_response(answer)
|
|
has_data = bool(cube_response and cube_response["status"])
|
|
if has_data and active_conversation_id and cube_response:
|
|
await _save_cube_state(
|
|
conversation_id=active_conversation_id,
|
|
user_id=user_id,
|
|
session=session,
|
|
cube_response=cube_response,
|
|
request_content=request.content.strip(),
|
|
)
|
|
display_message = (
|
|
cube_response["message"]
|
|
if cube_response
|
|
else answer or "工作流没有返回可识别的数据请求"
|
|
)
|
|
yield _sse({"type": "message_replace", "content": display_message})
|
|
yield _sse(
|
|
{
|
|
"type": "complete",
|
|
"conversationId": active_conversation_id,
|
|
"hasData": has_data,
|
|
}
|
|
)
|
|
except Exception as error:
|
|
message = error.detail if isinstance(error, HTTPException) else str(error)
|
|
yield _sse({"type": "error", "message": message})
|
|
|
|
settings = get_cube_report_settings()
|
|
return StreamingResponse(
|
|
event_stream(),
|
|
media_type="text/event-stream",
|
|
headers={
|
|
"Cache-Control": "no-cache",
|
|
"X-Accel-Buffering": "no",
|
|
"X-Page-Size": str(settings.default_page_size),
|
|
},
|
|
)
|
|
|
|
|
|
@cubeReportRouter.post("/tasks/{task_id}/stop")
|
|
async def stop_task(
|
|
task_id: str,
|
|
user_id: UUID = Depends(get_user_id_from_token),
|
|
):
|
|
return BaseResponse(data=await stop_dify_task(task_id, str(user_id)))
|
|
|
|
|
|
@cubeReportRouter.post("/files/upload")
|
|
async def upload_file(
|
|
file: UploadFile = File(...),
|
|
user_id: UUID = Depends(get_user_id_from_token),
|
|
):
|
|
filename = (file.filename or "").lower()
|
|
if not filename.endswith((".xls", ".xlsx")):
|
|
raise HTTPException(status_code=415, detail="当前仅支持 XLS、XLSX 文件")
|
|
return BaseResponse(data=await upload_dify_file(file, str(user_id)))
|
|
|
|
|
|
@cubeReportRouter.post("/sessions/{conversation_id}/name")
|
|
async def rename_session(
|
|
conversation_id: str,
|
|
request: RenameCubeReportConversationRequest,
|
|
user_id: UUID = Depends(get_user_id_from_token),
|
|
):
|
|
session = await get_dify_conversation(conversation_id, str(user_id))
|
|
_validate_scope(user_id, tenant_id=session["tenantId"])
|
|
data = await rename_dify_conversation(
|
|
conversation_id, str(user_id), request.name.strip()
|
|
)
|
|
await asyncio.to_thread(
|
|
rename_cube_report_state,
|
|
conversation_id,
|
|
str(user_id),
|
|
request.name.strip(),
|
|
)
|
|
return BaseResponse(data=data)
|
|
|
|
|
|
@cubeReportRouter.delete("/sessions/{conversation_id}")
|
|
async def delete_session(
|
|
conversation_id: str,
|
|
user_id: UUID = Depends(get_user_id_from_token),
|
|
):
|
|
session = await get_dify_conversation(conversation_id, str(user_id))
|
|
_validate_scope(user_id, tenant_id=session["tenantId"])
|
|
saved_report = await asyncio.to_thread(
|
|
get_saved_report_by_conversation,
|
|
conversation_id,
|
|
str(user_id),
|
|
)
|
|
if saved_report:
|
|
raise HTTPException(
|
|
status_code=409,
|
|
detail="该会话已收藏为报表，请先在报表中心取消收藏",
|
|
)
|
|
await delete_dify_conversation(conversation_id, str(user_id))
|
|
await asyncio.to_thread(
|
|
delete_cube_report_state, conversation_id, str(user_id)
|
|
)
|
|
return BaseResponse(data={"result": "success"})
|
|
|
|
|
|
@cubeReportRouter.get("/files/{file_id}/preview")
|
|
async def preview_file(
|
|
file_id: str,
|
|
conversationId: str = Query(min_length=1),
|
|
asAttachment: bool = Query(default=False),
|
|
user_id: UUID = Depends(get_user_id_from_token),
|
|
):
|
|
messages = await get_dify_messages(conversationId, str(user_id))
|
|
owned = any(
|
|
file["id"] == file_id
|
|
for message in messages
|
|
for file in message.get("files", [])
|
|
)
|
|
if not owned:
|
|
raise HTTPException(status_code=404, detail="附件不存在或无权访问")
|
|
content, headers = await preview_dify_file(
|
|
file_id, as_attachment=asAttachment
|
|
)
|
|
media_type = headers.pop("content-type", "application/octet-stream")
|
|
return Response(content=content, media_type=media_type, headers=headers)
|