from fastapi import APIRouter, File, UploadFile, Depends
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from fastapi.responses import JSONResponse, FileResponse
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from fastapi.exceptions import HTTPException
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from sqlalchemy.orm import Session
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from starlette.websockets import WebSocket, WebSocketDisconnect
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from werkzeug.utils import secure_filename
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from app.api import get_current_user_websocket
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from app.models.agent_model import AgentModel, AgentType
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from app.models.base_model import get_db
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from app.models.user_model import UserModel
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from app.utils.excelmerge.conformity import run_conformity
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import shutil
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import os
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router = APIRouter()
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ALLOWED_EXTENSIONS = {'xlsx'}
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EXCEL_FILES_PATH = 'data/output'
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SOURCE_FILES_PATH = 'data/source'
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output_path_value = None
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def allowed_file(filename):
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return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
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def create_dir_if_not_exists(path):
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if not os.path.exists(path):
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os.makedirs(path)
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@router.post('/excel/upload')
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async def upload_file(files: list[UploadFile] = File(...)):
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if not any(file.filename for file in files):
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return JSONResponse(content={"error": "没有文件部分"}, status_code=400)
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create_dir_if_not_exists(SOURCE_FILES_PATH)
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# 清空SOURCE_FILES_PATH目录
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for filename in os.listdir(SOURCE_FILES_PATH):
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file_path = os.path.join(SOURCE_FILES_PATH, filename)
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try:
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if os.path.isfile(file_path) or os.path.islink(file_path):
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os.unlink(file_path)
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elif os.path.isdir(file_path):
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shutil.rmtree(file_path)
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except Exception as e:
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return JSONResponse(content={"error": "文件处理出错"}, status_code=500)
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save_path_list = []
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for file in files:
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if file.filename == '':
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return JSONResponse(content={"error": "没有选择文件"}, status_code=400)
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if file and allowed_file(file.filename):
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filename = secure_filename(file.filename)
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save_path = os.path.join(SOURCE_FILES_PATH, filename)
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with open(save_path, 'wb') as buffer:
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shutil.copyfileobj(file.file, buffer)
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save_path_list.append(save_path)
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else:
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return JSONResponse(content={"error": "不允许的文件类型"}, status_code=400)
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return JSONResponse(content={"message": "文件上传成功", "paths": save_path_list}, status_code=201)
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@router.post('/excel/conformity')
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async def run_conformity_api():
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global output_path_value # 声明全局变量
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try:
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create_dir_if_not_exists(EXCEL_FILES_PATH)
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# 清空EXCEL_FILES_PATH目录
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for filename in os.listdir(EXCEL_FILES_PATH):
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file_path = os.path.join(EXCEL_FILES_PATH, filename)
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try:
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if os.path.isfile(file_path) or os.path.islink(file_path):
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os.unlink(file_path)
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elif os.path.isdir(file_path):
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shutil.rmtree(file_path)
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except Exception as e:
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return JSONResponse(content={"error": "文件处理出错"}, status_code=500)
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# 运行方法
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output_path = run_conformity()
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output_path_value = output_path
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return JSONResponse(content={"message": "conformity.py 运行成功", "output_path": str(output_path)},
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status_code=200)
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except Exception as e:
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return JSONResponse(content={"error": str(e)}, status_code=500)
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@router.get('/excel/file/status')
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async def get_file_status():
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try:
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return JSONResponse(content={"output_path": str(output_path_value)}, status_code=200)
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except Exception as e:
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return JSONResponse(content={"error": str(e)}, status_code=500)
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@router.get('/excel/download_excel')
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async def download_excel():
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try:
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files = os.listdir(EXCEL_FILES_PATH)
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first_file = files[0]
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return FileResponse(os.path.join(EXCEL_FILES_PATH, first_file), filename=first_file,
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media_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
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except FileNotFoundError:
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raise HTTPException(status_code=404, detail="文件不存在")
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except Exception as e:
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raise HTTPException(status_code=500, detail="服务器错误")
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@router.websocket("/ws/{agent_id}/{chat_id}")
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async def excel_chat(websocket: WebSocket,
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agent_id: str,
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chat_id: str,
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db: Session = Depends(get_db)):
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agent = db.query(AgentModel).filter(AgentModel.id == agent_id).first()
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if not agent:
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ret = {"message": "Agent not found", "type": "close"}
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return websocket.send_json(ret)
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agent_type = agent.agent_type
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if chat_id == "" or chat_id == "0":
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ret = {"message": "Chat ID not found", "type": "close"}
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return websocket.send_json(ret)
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if agent_type != AgentType.BASIC:
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ret = {"message": "agent type error", "type": "close"}
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return websocket.send_json(ret)
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await websocket.accept()
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try:
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while True:
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message = await websocket.receive_json()
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print(message) # 打印接收到的消息
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result = {"message": "已生成文件", "type": "file", "url": "ip/download?id=xxxx"}
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# 发送响应
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await websocket.send_json(result)
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except WebSocketDisconnect as e:
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print(f"Client {chat_id} disconnected")
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