From c6f236494ff8f131fb93721de4ff18db32d6ada1 Mon Sep 17 00:00:00 2001
From: callebtc <93376500+callebtc@users.noreply.github.com>
Date: Tue, 16 Jul 2024 17:38:19 +0200
Subject: [PATCH] Fix NUT-17 settings entry for NUT-06 (#587)

* Fix NUT-17 settings entry for NUT-06

* Wallet: fix mint info deserialization
---
 cashu/mint/features.py    | 14 ++++++++------
 cashu/wallet/mint_info.py |  5 +++--
 2 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/cashu/mint/features.py b/cashu/mint/features.py
index 494033e..1a3285b 100644
--- a/cashu/mint/features.py
+++ b/cashu/mint/features.py
@@ -76,12 +76,14 @@ class LedgerFeatures(SupportsBackends):
 
         # specify which websocket features are supported
         # these two are supported by default
-        websocket_features: List[Dict[str, Union[str, List[str]]]] = []
+        websocket_features: Dict[str, List[Dict[str, Union[str, List[str]]]]] = {
+            "supported": []
+        }
         # we check the backend to see if "bolt11_mint_quote" is supported as well
         for method, unit_dict in self.backends.items():
             if method == Method["bolt11"]:
                 for unit in unit_dict.keys():
-                    websocket_features.append(
+                    websocket_features["supported"].append(
                         {
                             "method": method.name,
                             "unit": unit.name,
@@ -90,11 +92,11 @@ class LedgerFeatures(SupportsBackends):
                     )
                     if unit_dict[unit].supports_incoming_payment_stream:
                         supported_features: List[str] = list(
-                            websocket_features[-1]["commands"]
+                            websocket_features["supported"][-1]["commands"]
+                        )
+                        websocket_features["supported"][-1]["commands"] = (
+                            supported_features + ["bolt11_mint_quote"]
                         )
-                        websocket_features[-1]["commands"] = supported_features + [
-                            "bolt11_mint_quote"
-                        ]
 
         if websocket_features:
             mint_features[WEBSOCKETS_NUT] = websocket_features
diff --git a/cashu/wallet/mint_info.py b/cashu/wallet/mint_info.py
index 734425a..760f43c 100644
--- a/cashu/wallet/mint_info.py
+++ b/cashu/wallet/mint_info.py
@@ -43,9 +43,10 @@ class MintInfo(BaseModel):
         if not self.nuts or not self.supports_nut(WEBSOCKETS_NUT):
             return False
         websocket_settings = self.nuts[WEBSOCKETS_NUT]
-        if not websocket_settings:
+        if not websocket_settings or "supported" not in websocket_settings:
             return False
-        for entry in websocket_settings:
+        websocket_supported = websocket_settings["supported"]
+        for entry in websocket_supported:
             if entry["method"] == method.name and entry["unit"] == unit.name:
                 if "bolt11_mint_quote" in entry["commands"]:
                     return True