import os
from fastapi import APIRouter, HTTPException, Depends
from app.shared.decorator.response_wrapper import response_wrapper

from fastapi.responses import FileResponse

from datetime import datetime, timezone
from app.dependencies import get_video_service
from app.services.video_service import VideoService
from urllib.parse import unquote

router = APIRouter(prefix="/user/video", tags=["user-video"])

# 임시 메모리 저장소 (테스트용)
_FAKE_DB = {}
UPLOAD_DIR = "./uploads"

@router.get("/{filename}")
def stream_video(filename: str):
    safe_filename = os.path.basename(unquote(filename))  # decode URL encoding
    full_path = os.path.join(UPLOAD_DIR, safe_filename)

    if not os.path.exists(full_path):
        print(f"[❌] 파일 없음: {full_path}")
        raise HTTPException(status_code=404, detail="Video not found")

    print(f"[✅] 스트리밍 시작: {full_path}")
    return FileResponse(
        full_path,
        media_type="video/mp4",
        filename=safe_filename
    )