Fix missing wallet state_changed events (#13200)

* Fixed an issue where some of the wallet state_changed events were not notified to subscribers

* Fixed a lint error

chia/rpc/wallet_rpc_api.py

@@ -187,7 +187,23 @@ class WalletRpcApi:
             # Metrics is the only current consumer for this event
             payloads.append(create_payload_dict(change, change_data, self.service_name, "metrics"))
 
-        if "wallet_id" in change_data or "additional_data" in change_data:
+        if change in {
+            "offer_cancelled",
+            "offer_added",
+            "wallet_created",
+            "did_coin_added",
+            "nft_coin_added",
+            "nft_coin_removed",
+            "nft_coin_updated",
+            "nft_coin_did_set",
+            "new_block",
+            "coin_removed",
+            "coin_added",
+            "new_derivation_index",
+            "added_stray_cat",
+            "pending_transaction",
+            "tx_update",
+        }:
             payloads.append(create_payload_dict("state_changed", change_data, self.service_name, "wallet_ui"))
 
         return payloads

chia/wallet/wallet_state_manager.py

@@ -490,13 +490,11 @@ class WalletStateManager:
         """
         if self.state_changed_callback is None:
             return None
-        change_data: Dict[str, Any] = {}
+        change_data: Dict[str, Any] = {"state": state}
         if wallet_id is not None:
             change_data["wallet_id"] = wallet_id
         if data_object is not None:
             change_data["additional_data"] = data_object
-        if len(change_data) > 0:
-            change_data["state"] = state
         self.state_changed_callback(state, change_data)
 
     def tx_pending_changed(self) -> None: