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"""
FastAPI主程序入口
"""
from fastapi import FastAPI
from fastapi . middleware . cors import CORSMiddleware
from backend . database import init_db
from backend . routers import students , rollcall , scores
# 创建FastAPI应用
app = FastAPI ( title = " 课堂随机点名系统API " , description = " 基于FastAPI的课堂随机点名系统后端API " , version = " 1.0.0 " )
# 配置CORS（ ）
app . add_middleware (
CORSMiddleware ,
allow_origins = [ " * " ] , # 生产环境应设置具体的前端地址
allow_credentials = True ,
allow_methods = [ " * " ] ,
allow_headers = [ " * " ] ,
)
# 注册路由
app . include_router ( students . router )
app . include_router ( rollcall . router )
app . include_router ( scores . router )
@app.on_event ( " startup " )
async def startup_event ( ) :
""" 应用启动时初始化数据库 """
try :
init_db ( )
print ( " 数据库初始化成功 " )
except Exception as e :
print ( f " 数据库初始化失败: { e } " )
@app.get ( " / " )
def root ( ) :
""" 根路径 """
return { " message " : " 课堂随机点名系统API " , " version " : " 1.0.0 " , " docs " : " /docs " }
@app.get ( " /health " )
def health_check ( ) :
""" 健康检查 """
return { " status " : " ok " }
if __name__ == " __main__ " :
import uvicorn
from backend . config import API_HOST , API_PORT
uvicorn . run ( app , host = API_HOST , port = API_PORT )
