Added auth

api/schema/permissions.py

@@ -0,0 +1,27 @@
+import typing
+
+from fastapi import Request
+from strawberry.permission import BasePermission
+
+from api.token import decode_user_token
+from api.token import token_from_headers
+
+if typing.TYPE_CHECKING:
+    from strawberry.types import Info
+
+
+class IsAuthenticated(BasePermission):
+    message = "User is not authenticated"
+
+    async def has_permission(self, source: typing.Any, info: "Info", **kwargs) -> bool:
+        req: Request = info.context["request"]
+        _, auth_token = token_from_headers(req.headers)
+
+        if len(auth_token) == 0:
+            return False
+
+        try:
+            decode_user_token(auth_token)
+            return True
+        except Exception:
+            return False