From bd1d6c91df9ca1b0215c9df94d6775031be93277 Mon Sep 17 00:00:00 2001
From: "tsilva@figure.com" <74169378+tsilva-figure@users.noreply.github.com>
Date: Tue, 29 Aug 2023 14:48:29 -0600
Subject: [PATCH] verify valid capital denom on asset exchange auth

---
 src/contract.rs | 14 ++++++++++++++
 src/msg.rs      |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/contract.rs b/src/contract.rs
index 0c082c1..4225ec8 100644
--- a/src/contract.rs
+++ b/src/contract.rs
@@ -51,6 +51,20 @@ pub fn execute(
                 return contract_error("only the lp can authorize asset exchanges");
             }
 
+            if state.like_capital_denoms.len() > 1 {
+                for exchange in &exchanges {
+                    if exchange.capital.is_some() {
+                        if let Some(denom_value) = &exchange.capital_denom {
+                            if !state.like_capital_denoms.contains(denom_value) {
+                                return contract_error("unsupported capital denom");
+                            }
+                        } else {
+                            return contract_error("specified capital denom required");
+                        }
+                    }
+                }
+            }
+
             let mut authorizations = asset_exchange_authorization_storage(deps.storage)
                 .may_load()?
                 .unwrap_or_default();
diff --git a/src/msg.rs b/src/msg.rs
index 58e659f..ddb4f77 100644
--- a/src/msg.rs
+++ b/src/msg.rs
@@ -61,8 +61,8 @@ pub struct AssetExchange {
     #[serde(default)]
     pub commitment_in_shares: Option<i64>,
     #[serde(rename = "cap_d")]
-    #[serde(default)]
     #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(default)]
     pub capital_denom: Option<String>,
     #[serde(rename = "cap")]
     #[serde(skip_serializing_if = "Option::is_none")]