Add cookies.txt upload UI — drag/drop or click to upload, stored in data volume

backend/routers/settings.py

@@ -1,9 +1,11 @@
+from pathlib import Path
 from typing import Optional
-from fastapi import APIRouter, Depends
+from fastapi import APIRouter, Depends, UploadFile, File, HTTPException
 from pydantic import BaseModel, Field
 from sqlalchemy.orm import Session
 
 from ..auth_utils import get_current_user
+from ..config import settings
 from ..database import get_db
 from ..models import User, UserSettings
 from ..services import ytdlp
@@ -120,3 +122,46 @@ def update_settings(
     db.commit()
     db.refresh(s)
     return s
+
+
+def _cookies_path() -> Path:
+    db_file = settings.database_url.replace("sqlite:///", "")
+    return Path(db_file).parent / "cookies.txt"
+
+
+@router.post("/cookies-file", response_model=SettingsOut)
+async def upload_cookies_file(
+    file: UploadFile = File(...),
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    if not file.filename or not file.filename.endswith(".txt"):
+        raise HTTPException(status_code=400, detail="Upload a .txt cookies file")
+    content = await file.read()
+    if len(content) > 5 * 1024 * 1024:
+        raise HTTPException(status_code=400, detail="File too large (max 5 MB)")
+    path = _cookies_path()
+    path.parent.mkdir(parents=True, exist_ok=True)
+    path.write_bytes(content)
+    s = _get_or_create(db, current_user.id)
+    s.cookies_file = str(path)
+    ytdlp.set_cookies_file(str(path))
+    db.commit()
+    db.refresh(s)
+    return s
+
+
+@router.delete("/cookies-file", response_model=SettingsOut)
+def delete_cookies_file(
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    path = _cookies_path()
+    if path.exists():
+        path.unlink()
+    s = _get_or_create(db, current_user.id)
+    s.cookies_file = ""
+    ytdlp.set_cookies_file("")
+    db.commit()
+    db.refresh(s)
+    return s