update

backend/database.py

@@ -0,0 +1,53 @@
+from pymongo import MongoClient
+from datetime import datetime
+from config import Config
+
+# MongoDB setup
+client = MongoClient(Config.MONGODB_URI)
+db = client[Config.DB_NAME]
+
+# Collections
+articles_collection = db['articles']
+subscribers_collection = db['subscribers']
+rss_feeds_collection = db['rss_feeds']
+
+
+def init_db():
+    """Initialize database with indexes"""
+    # Create unique index on article links to prevent duplicates
+    articles_collection.create_index('link', unique=True)
+    # Create index on created_at for faster sorting
+    articles_collection.create_index('created_at')
+    # Create unique index on subscriber emails
+    subscribers_collection.create_index('email', unique=True)
+    # Create index on subscribed_at
+    subscribers_collection.create_index('subscribed_at')
+    # Create unique index on RSS feed URLs
+    rss_feeds_collection.create_index('url', unique=True)
+    
+    # Initialize default RSS feeds if collection is empty
+    if rss_feeds_collection.count_documents({}) == 0:
+        default_feeds = [
+            {
+                'name': 'Süddeutsche Zeitung München',
+                'url': 'https://www.sueddeutsche.de/muenchen/rss',
+                'active': True,
+                'created_at': datetime.utcnow()
+            },
+            {
+                'name': 'Münchner Merkur',
+                'url': 'https://www.merkur.de/muenchen/rss',
+                'active': True,
+                'created_at': datetime.utcnow()
+            },
+            {
+                'name': 'Abendzeitung München',
+                'url': 'https://www.abendzeitung-muenchen.de/rss',
+                'active': True,
+                'created_at': datetime.utcnow()
+            }
+        ]
+        rss_feeds_collection.insert_many(default_feeds)
+        print(f"Initialized {len(default_feeds)} default RSS feeds")
+    
+    print("Database initialized with indexes")