update

backend/services/download_service.py

@@ -0,0 +1,27 @@
+import subprocess
+
+from database import SessionLocal
+from services.video_service import get_video, update_file_path
+
+VIDEOS_DIR = "/videos"
+
+
+def download_video(video_id: int, youtube_url: str):
+    output_path = f"{VIDEOS_DIR}/{video_id}.mp4"
+
+    subprocess.run(
+        [
+            "yt-dlp",
+            "-f", "bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]",
+            "-o", output_path,
+            "--merge-output-format", "mp4",
+            youtube_url,
+        ],
+        check=True,
+    )
+
+    db = SessionLocal()
+    try:
+        update_file_path(db, video_id, output_path)
+    finally:
+        db.close()