Implemented memcached caching

modules/cache_utils.py

@@ -0,0 +1,29 @@
+from typing import Dict, Any, Literal
+
+from classes.cache.holo_cache_memcached import HoloCacheMemcached
+from classes.cache.holo_cache_redis import HoloCacheRedis
+
+
+def create_cache_client(
+    config: Dict[str, Any],
+    engine: Literal["memcached", "redis"] | None = None,
+) -> HoloCacheMemcached | HoloCacheRedis:
+    if engine not in ["memcached", "redis"] or engine is None:
+        raise KeyError(
+            f"Incorrect cache engine provided. Expected 'memcached' or 'redis', got '{engine}'"
+        )
+
+    if "cache" not in config or engine not in config["cache"]:
+        raise KeyError(
+            f"Cache configuration is invalid. Please check if all keys are set (engine: '{engine}')"
+        )
+
+    match engine:
+        case "memcached":
+            return HoloCacheMemcached.from_config(config["cache"][engine])
+        case "redis":
+            return HoloCacheRedis.from_config(config["cache"][engine])
+        case _:
+            raise KeyError(
+                f"Cache implementation for the engine '{engine}' is not present."
+            )

modules/database.py

@@ -38,3 +38,6 @@ sync_db: Database = db_client_sync.get_database(name=db_config["name"])
 sync_col_users: Collection = sync_db.get_collection("users")
 sync_col_warnings: Collection = sync_db.get_collection("warnings")
 sync_col_analytics: Collection = sync_db.get_collection("analytics")
+
+# Update indexes
+sync_col_users.create_index(["id"], unique=True)