from fastapi import FastAPI, Depends, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import FileResponse
from sqlalchemy.orm import Session

from app.core.config import settings
from app.routers import auth, admin, learner
from app.deps import get_current_user, get_db
from app.models import Upload

import uvicorn

app = FastAPI(title="Lomda Hub", redirect_slashes=False)

origins = [o.strip() for o in settings.cors_origins.split(",") if o.strip()]

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

app.include_router(auth.router)
app.include_router(admin.router)
app.include_router(learner.router)


@app.get("/")
def root():
    return {"status": "ok"}


@app.get("/me")
def me(user=Depends(get_current_user)):
    return {"id": user.id, "email": user.email, "role": user.role}


@app.get("/uploads/{upload_id}")
def serve_upload(upload_id: int, db: Session = Depends(get_db), user=Depends(get_current_user)):
    upload = db.get(Upload, upload_id)
    if not upload:
        raise HTTPException(status_code=404, detail="Upload not found")
    return FileResponse(upload.file_path, media_type=upload.content_type, filename=upload.filename)


if __name__ == "__main__":
    uvicorn.run("main:app", host="0.0.0.0", port=8000, reload=True)