# ⚙️ 后端逻辑/核心服务端.py (Hugging Face Spaces app.py)
from fastapi import FastAPI, File, UploadFile, Form
from fastapi.middleware.cors import CORSMiddleware
import hashlib
import 数据库连接 as db

# 引入抽离出去的业务路由
from routers import router

app = FastAPI(title="ComfyUI Ranking Community API")

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# 挂载业务路由
app.include_router(router)

@app.get("/")
def read_root(): 
    return {"status": "ok", "message": "API is running and fully modularized!"}

@app.post("/api/upload")
async def upload_file(file: UploadFile = File(...), file_type: str = Form(...)):
    content = await file.read()
    file_hash = hashlib.md5(content).hexdigest()[:10]
    new_filename = f"{file_hash}_{file.filename}"
    dir_mapping = {"avatar": "avatars", "cover": "covers", "tool": "tools", "app": "apps"}
    target_dir = dir_mapping.get(file_type, "others")
    full_path_in_repo = f"{target_dir}/{new_filename}"
    
    db.save_file(full_path_in_repo, content)
    url = f"https://huggingface.co/datasets/{db.DATASET_REPO_ID}/resolve/main/{full_path_in_repo}"
    return {"status": "success", "url": url, "display_name": file.filename, "hashed_name": new_filename}