token upsert

src/dexorder/addrmeta.py

@@ -21,7 +21,15 @@ class AddressMetadata (TypedDict):
 def save_addrmeta(address: str, meta: AddressMetadata):
     if meta['type'] == 'Token':
         meta: OldTokenDict
-        db.session.add(Token.load(meta))
+        updated = Token.load(meta)
+        token = db.session.get(Token, (current_chain.get().id, address))
+        if token is None:
+            db.session.add(updated)
+        else:
+            token.name = updated.name
+            token.symbol = updated.symbol
+            token.decimals = updated.decimals
+            token.approved = updated.approved
     elif meta['type'] == 'Pool':
         meta: OldPoolDict
         # Pools had to be updated for a repair, so we must first check if the pool existed already before inserting.