Save and retrieve playlists and epg guides from vercel blob storage

src/utils/database.py

@@ -1,5 +1,6 @@
 from upstash_redis import Redis as UpstashRedis
 from redis import Redis as LocalRedis, RedisError
+import vercel_blob
 from src.config import REDIS_URL, REDIS_TOKEN, USE_LOCAL_REDIS, LOCAL_REDIS_URL
 from fastapi import HTTPException
 import logging
@@ -33,4 +34,21 @@ except RedisError as re:
     raise HTTPException(status_code=500, detail="Database connection error")
 except Exception as e:
     logger.error(f"Unexpected error while connecting to Redis: {str(e)}")
-    raise HTTPException(status_code=500, detail="Internal server error")
+    raise HTTPException(status_code=500, detail="Internal server error")
+
+def get_blob_by_path(folder: str, filename: str) -> dict:
+    # Get list of all blobs
+    resp = vercel_blob.list()
+    
+    # Search for matching blob path
+    target_path = f"{folder}/{filename}"
+    matching_blob = next(
+        (blob for blob in resp.get('blobs', []) 
+         if blob.get('pathname') == target_path),
+        None
+    )
+
+    if not matching_blob:
+        raise HTTPException(status_code=404, detail="File not found")
+        
+    return matching_blob