From b57be78c18d90e9ad8057fceb34f99e9489a9c48 Mon Sep 17 00:00:00 2001
From: Poseidon <shenao.78@163.com>
Date: Wed, 10 Jul 2024 13:54:00 +0800
Subject: [PATCH] fix: update token if token already exsit (#93)

---
 route/icp/icp_route.did                | 1 +
 route/icp/src/updates/add_new_token.rs | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/route/icp/icp_route.did b/route/icp/icp_route.did
index e3ca42b9..5d493bd9 100644
--- a/route/icp/icp_route.did
+++ b/route/icp/icp_route.did
@@ -36,6 +36,7 @@ type GenerateTicketError = variant {
   TemporarilyUnavailable : text;
   InsufficientAllowance : record { allowance : nat64 };
   TransferFailure : text;
+  UnsupportedAction : text;
   RedeemFeeNotSet;
   UnsupportedChainId : text;
   UnsupportedToken : text;
diff --git a/route/icp/src/updates/add_new_token.rs b/route/icp/src/updates/add_new_token.rs
index 925a9305..6ed3ce1f 100644
--- a/route/icp/src/updates/add_new_token.rs
+++ b/route/icp/src/updates/add_new_token.rs
@@ -21,7 +21,10 @@ pub enum AddNewTokenError {
 
 pub async fn add_new_token(token: Token) -> Result<(), AddNewTokenError> {
     if read_state(|s| s.tokens.contains_key(&token.token_id)) {
-        return Err(AddNewTokenError::AlreadyAdded(token.token_id));
+        mutate_state(|s| {
+            s.tokens.insert(token.token_id.clone(), token);
+        });
+        return Ok(())
     }
 
     let record = install_icrc2_ledger(