from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.middleware.cors import CORSMiddleware
from app.api import storage
from app.core.config import settings
import os

# 确保启动时创建目录
if not os.path.exists(settings.UPLOAD_PATH):
    os.makedirs(settings.UPLOAD_PATH)

app = FastAPI(title="Simple Image Server", version="1.0.0")

# 1. 挂载静态目录
# 这样访问 http://192.168.77.249:7733/static/xxx.jpg 就能直接看到图片
app.mount("/static", StaticFiles(directory=settings.UPLOAD_PATH), name="static")

# 2. 设置 CORS (允许所有来源，方便调试)
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# 3. 注册路由
app.include_router(storage.router, prefix="/api")

@app.get("/")
async def root():
    return {"message": "Image Server is running", "docs": f"{settings.BASE_URL}/docs"}