from fastapi import APIRouter, File, UploadFile, Depends
|
from fastapi.responses import JSONResponse, FileResponse
|
from fastapi.exceptions import HTTPException
|
from sqlalchemy.orm import Session
|
from starlette.websockets import WebSocket, WebSocketDisconnect
|
from werkzeug.utils import secure_filename
|
from app.api import get_current_user_websocket
|
from app.models.agent_model import AgentModel, AgentType
|
from app.models.base_model import get_db
|
from app.models.user_model import UserModel
|
from app.utils.excelmerge.conformity import run_conformity
|
import shutil
|
import os
|
|
router = APIRouter()
|
|
ALLOWED_EXTENSIONS = {'xlsx'}
|
EXCEL_FILES_PATH = 'data/output'
|
SOURCE_FILES_PATH = 'data/source'
|
|
def allowed_file(filename):
|
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
|
|
|
def create_dir_if_not_exists(path):
|
if not os.path.exists(path):
|
os.makedirs(path)
|
|
|
# 清理函数
|
def clear_directory(path):
|
for filename in os.listdir(path):
|
file_path = os.path.join(path, filename)
|
try:
|
if os.path.isfile(file_path) or os.path.islink(file_path):
|
os.unlink(file_path)
|
elif os.path.isdir(file_path):
|
shutil.rmtree(file_path)
|
except Exception as e:
|
return {"error": "清空出错"}
|
return {"message": "目录已清空"}
|
|
|
@router.post('/excel/upload')
|
async def upload_file(files: list[UploadFile] = File(...)):
|
if not any(file.filename for file in files):
|
return JSONResponse(content={"error": "没有文件部分"}, status_code=400)
|
|
create_dir_if_not_exists(SOURCE_FILES_PATH)
|
create_dir_if_not_exists(EXCEL_FILES_PATH)
|
clear_directory(SOURCE_FILES_PATH)
|
clear_directory(EXCEL_FILES_PATH)
|
|
save_path_list = []
|
for file in files:
|
if file.filename == '':
|
return JSONResponse(content={"error": "没有选择文件"}, status_code=400)
|
if file and allowed_file(file.filename):
|
filename = secure_filename(file.filename)
|
save_path = os.path.join(SOURCE_FILES_PATH, filename)
|
with open(save_path, 'wb') as buffer:
|
shutil.copyfileobj(file.file, buffer)
|
save_path_list.append(save_path)
|
else:
|
return JSONResponse(content={"error": "不允许的文件类型"}, status_code=400)
|
return JSONResponse(content={"message": "文件上传成功", "paths": save_path_list}, status_code=201)
|
|
|
# ws://localhost:9201/api/document/ws/excel
|
@router.websocket("/ws/excel")
|
async def ws_excel(websocket: WebSocket):
|
await websocket.accept()
|
while True:
|
data = await websocket.receive_json()
|
action = data.get("action")
|
try:
|
if action == "process":
|
clear_directory(EXCEL_FILES_PATH)
|
output_file_path = run_conformity()
|
await websocket.send_json({"step_message": "开始合并"})
|
elif action == "inquire":
|
files = os.listdir(EXCEL_FILES_PATH)
|
if not files:
|
await websocket.send_json({"step_message": "正在合并中"})
|
else:
|
await websocket.send_json({"step_message": "文档合并成功！"})
|
elif action == "download":
|
files = os.listdir(EXCEL_FILES_PATH)
|
if not files:
|
await websocket.send_json({"error": "目录下没有生成的文件"})
|
else:
|
first_file = files[0]
|
await websocket.send_json({"step_message": "合并文件已生成", "download_url": f"/download/{first_file}"})
|
else:
|
await websocket.send_json({"error": "未知指令"})
|
except Exception as e:
|
await websocket.send_json({"error": str(e)})
|
|
|
@router.get("/download/{filename}")
|
async def download_file(filename: str):
|
try:
|
return FileResponse(os.path.join(EXCEL_FILES_PATH, filename), filename=filename,
|
media_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
|
except FileNotFoundError:
|
raise HTTPException(status_code=404, detail="文件不存在")
|
except Exception as e:
|
raise HTTPException(status_code=500, detail="服务器错误")
|
