Files
orc-order-v2/web/backend/main.py
T

113 lines
3.6 KiB
Python

"""FastAPI application entry point for the web-based OCR order processing system."""
import sys
import os
from contextlib import asynccontextmanager
from pathlib import Path
# Ensure app/ is importable
_web_dir = Path(__file__).resolve().parent.parent # web/
_project_root = _web_dir.parent # project root
if str(_project_root) not in sys.path:
sys.path.insert(0, str(_project_root))
from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse
from web.backend.config import get_or_generate_secret # noqa: trigger secret generation
from web.backend.services.task_manager import TaskManager
from web.backend.services.db_pool import DBPool
from web.backend.auth.router import router as auth_router
from web.backend.routers.files import router as files_router
from web.backend.routers.processing import router as processing_router
from web.backend.routers.memory import router as memory_router
from web.backend.routers.config_api import router as config_router
from web.backend.routers.barcodes import router as barcodes_router
from web.backend.routers.sync import router as sync_router
from web.backend.routers.websocket import router as ws_router
from web.backend.routers.logs import router as logs_router
from web.backend.routers.tasks import router as tasks_router
from web.backend.middleware.logging import LoggingMiddleware
# Shared singletons
task_manager = TaskManager()
db_pool = DBPool()
@asynccontextmanager
async def lifespan(app: FastAPI):
"""Initialize shared resources on startup."""
from app.config.settings import ConfigManager
ConfigManager()
# Initialize DB and cleanup old records
from web.backend.services.db_schema import init_db, cleanup_old_records, sync_file_relations
init_db()
cleanup_old_records()
# Sync file relations from existing files
sync_file_relations()
# Wire up DB pool to task manager
task_manager.set_db_pool(db_pool)
app.state.task_manager = task_manager
app.state.db_pool = db_pool
yield
app = FastAPI(
title="益选 OCR 订单处理系统",
version="1.0.0",
lifespan=lifespan,
)
# CORS
from fastapi.middleware.cors import CORSMiddleware
app.add_middleware(
CORSMiddleware,
allow_origins=["http://localhost:5173", "http://127.0.0.1:5173", "http://localhost:8000"],
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
# HTTP logging middleware (after CORS, before routes)
app.add_middleware(LoggingMiddleware)
# Make task_manager and db_pool accessible via request.state
@app.middleware("http")
async def inject_services(request, call_next):
request.state.task_manager = task_manager
request.state.db_pool = db_pool
return await call_next(request)
# Mount routers
app.include_router(auth_router)
app.include_router(files_router)
app.include_router(processing_router)
app.include_router(memory_router)
app.include_router(config_router)
app.include_router(barcodes_router)
app.include_router(sync_router)
app.include_router(ws_router)
app.include_router(logs_router)
app.include_router(tasks_router)
# Serve Vue SPA static files
_static_dir = Path(__file__).resolve().parent / "static"
if _static_dir.is_dir():
app.mount("/assets", StaticFiles(directory=str(_static_dir / "assets")), name="assets")
@app.get("/{full_path:path}")
async def serve_spa(full_path: str):
"""Catch-all: serve index.html for Vue Router history mode."""
file_path = _static_dir / full_path
if file_path.is_file():
return FileResponse(str(file_path))
return FileResponse(str(_static_dir / "index.html"))